From d84e4ffb41349a86f43f94fa9c9f674c2dff31b4 Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Sun, 26 Sep 2010 05:55:13 +0100 Subject: [PATCH] --- yaml --- r: 211038 b: refs/heads/master c: c8da96e87d349e9035345293093ecc74792fb96a h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/MAINTAINERS | 10 +- trunk/arch/alpha/kernel/entry.S | 20 ++-- trunk/arch/alpha/kernel/process.c | 2 +- trunk/arch/alpha/kernel/signal.c | 56 +++++++--- trunk/arch/alpha/kernel/systbls.S | 2 +- trunk/arch/m32r/include/asm/signal.h | 1 + trunk/arch/m32r/include/asm/unistd.h | 1 - trunk/arch/m32r/kernel/entry.S | 5 +- trunk/arch/m32r/kernel/ptrace.c | 7 +- trunk/arch/m32r/kernel/signal.c | 105 +++++++++++------- trunk/arch/mn10300/kernel/signal.c | 35 +++--- trunk/arch/tile/kernel/intvec_32.S | 7 ++ trunk/arch/x86/boot/early_serial_console.c | 14 +-- trunk/arch/x86/include/asm/amd_iommu_proto.h | 6 - trunk/arch/x86/include/asm/amd_iommu_types.h | 12 -- trunk/arch/x86/include/asm/cpufeature.h | 1 - trunk/arch/x86/kernel/Makefile | 2 - trunk/arch/x86/kernel/amd_iommu.c | 4 +- trunk/arch/x86/kernel/amd_iommu_init.c | 67 ++++------- trunk/arch/x86/kernel/cpu/perf_event.c | 12 +- trunk/arch/x86/kernel/cpu/scattered.c | 1 - trunk/block/blk-merge.c | 12 -- trunk/drivers/gpu/drm/drm_buffer.c | 6 +- trunk/drivers/gpu/drm/i915/i915_gem.c | 2 +- trunk/drivers/gpu/drm/i915/intel_sdvo.c | 15 ++- .../gpu/drm/nouveau/nouveau_connector.c | 6 +- trunk/drivers/gpu/drm/radeon/atombios.h | 2 +- trunk/drivers/gpu/drm/radeon/r600.c | 2 +- trunk/drivers/gpu/drm/radeon/radeon_kms.c | 4 - trunk/drivers/gpu/drm/ttm/ttm_bo_util.c | 1 - trunk/drivers/gpu/drm/ttm/ttm_page_alloc.c | 8 +- trunk/drivers/gpu/vga/vgaarb.c | 2 +- trunk/drivers/hwmon/Kconfig | 2 +- trunk/drivers/hwmon/coretemp.c | 56 ++++------ trunk/drivers/hwmon/lis3lv02d.c | 4 +- trunk/drivers/hwmon/pkgtemp.c | 23 ++-- trunk/drivers/mmc/host/sdhci-s3c.c | 12 +- trunk/drivers/pci/intel-iommu.c | 27 ----- trunk/drivers/pcmcia/pcmcia_resource.c | 6 - trunk/drivers/pcmcia/pd6729.c | 2 +- trunk/drivers/staging/ti-st/st.h | 1 + trunk/drivers/staging/ti-st/st_core.c | 9 +- trunk/drivers/staging/ti-st/st_core.h | 2 +- trunk/drivers/staging/ti-st/st_kim.c | 22 +--- trunk/drivers/usb/core/Kconfig | 6 +- trunk/drivers/usb/core/file.c | 35 +++--- trunk/drivers/usb/core/message.c | 1 - trunk/drivers/usb/musb/cppi_dma.c | 1 - trunk/drivers/usb/musb/musb_gadget.c | 75 ++++++------- trunk/drivers/usb/musb/musb_gadget.h | 2 - trunk/drivers/usb/musb/musb_gadget_ep0.c | 9 -- trunk/drivers/usb/musb/musb_host.c | 6 - trunk/fs/ocfs2/acl.c | 3 - trunk/fs/ocfs2/cluster/tcp.c | 2 +- trunk/fs/ocfs2/dir.c | 24 ++-- trunk/fs/ocfs2/dlm/dlmcommon.h | 1 - trunk/fs/ocfs2/dlm/dlmdebug.c | 9 +- trunk/fs/ocfs2/dlm/dlmdomain.c | 1 - trunk/fs/ocfs2/dlm/dlmmaster.c | 40 ------- trunk/fs/ocfs2/dlmglue.h | 1 - trunk/fs/ocfs2/ocfs2_fs.h | 37 ++---- trunk/fs/ocfs2/ocfs2_ioctl.h | 8 +- trunk/fs/ocfs2/refcounttree.c | 5 +- trunk/fs/ocfs2/reservations.c | 22 ++-- trunk/fs/ocfs2/suballoc.c | 4 +- trunk/fs/ocfs2/xattr.c | 4 +- trunk/include/linux/pci_ids.h | 3 - trunk/mm/fremap.c | 7 +- trunk/mm/hugetlb.c | 24 ++-- trunk/mm/rmap.c | 15 +-- trunk/security/tomoyo/common.c | 6 +- trunk/security/tomoyo/common.h | 3 - trunk/sound/pci/hda/patch_analog.c | 1 - trunk/sound/pci/hda/patch_realtek.c | 22 +--- trunk/sound/pci/oxygen/oxygen.c | 4 - trunk/sound/pci/rme9652/hdsp.c | 1 - trunk/sound/pci/rme9652/hdspm.c | 1 - trunk/sound/soc/sh/migor.c | 15 +-- trunk/sound/soc/soc-cache.c | 5 +- trunk/virt/kvm/eventfd.c | 3 +- trunk/virt/kvm/kvm_main.c | 4 +- 82 files changed, 391 insertions(+), 617 deletions(-) diff --git a/[refs] b/[refs] index 58482321c046..6c4e50b9a231 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 381ba329e578755bc974b46c6a6f2ac286e89b40 +refs/heads/master: c8da96e87d349e9035345293093ecc74792fb96a diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS index 668682d1f5fa..df342839b8c1 100644 --- a/trunk/MAINTAINERS +++ b/trunk/MAINTAINERS @@ -2668,8 +2668,6 @@ M: Guenter Roeck L: lm-sensors@lm-sensors.org W: http://www.lm-sensors.org/ T: quilt kernel.org/pub/linux/kernel/people/jdelvare/linux-2.6/jdelvare-hwmon/ -T: quilt kernel.org/pub/linux/kernel/people/groeck/linux-staging/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git S: Maintained F: Documentation/hwmon/ F: drivers/hwmon/ @@ -3925,10 +3923,8 @@ S: Supported F: drivers/mfd/ MULTIMEDIA CARD (MMC), SECURE DIGITAL (SD) AND SDIO SUBSYSTEM -M: Chris Ball +S: Orphan L: linux-mmc@vger.kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc.git -S: Maintained F: drivers/mmc/ F: include/linux/mmc/ @@ -5099,10 +5095,8 @@ S: Maintained F: drivers/mmc/host/sdricoh_cs.c SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) DRIVER -M: Chris Ball +S: Orphan L: linux-mmc@vger.kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc.git -S: Maintained F: drivers/mmc/host/sdhci.* SECURE DIGITAL HOST CONTROLLER INTERFACE, OPEN FIRMWARE BINDINGS (SDHCI-OF) diff --git a/trunk/arch/alpha/kernel/entry.S b/trunk/arch/alpha/kernel/entry.S index 6d159cee5f2f..ab1ee0ab082b 100644 --- a/trunk/arch/alpha/kernel/entry.S +++ b/trunk/arch/alpha/kernel/entry.S @@ -73,6 +73,8 @@ ldq $20, HAE_REG($19); \ stq $21, HAE_CACHE($19); \ stq $21, 0($20); \ + ldq $0, 0($sp); \ + ldq $1, 8($sp); \ 99:; \ ldq $19, 72($sp); \ ldq $20, 80($sp); \ @@ -314,7 +316,7 @@ ret_from_sys_call: cmovne $26, 0, $19 /* $19 = 0 => non-restartable */ ldq $0, SP_OFF($sp) and $0, 8, $0 - beq $0, ret_to_kernel + beq $0, restore_all ret_to_user: /* Make sure need_resched and sigpending don't change between sampling and the rti. */ @@ -327,11 +329,6 @@ restore_all: RESTORE_ALL call_pal PAL_rti -ret_to_kernel: - lda $16, 7 - call_pal PAL_swpipl - br restore_all - .align 3 $syscall_error: /* @@ -660,7 +657,7 @@ kernel_thread: /* We don't actually care for a3 success widgetry in the kernel. Not for positive errno values. */ stq $0, 0($sp) /* $0 */ - br ret_to_kernel + br restore_all .end kernel_thread /* @@ -914,6 +911,15 @@ sys_execve: jmp $31, do_sys_execve .end sys_execve + .align 4 + .globl osf_sigprocmask + .ent osf_sigprocmask +osf_sigprocmask: + .prologue 0 + mov $sp, $18 + jmp $31, sys_osf_sigprocmask +.end osf_sigprocmask + .align 4 .globl alpha_ni_syscall .ent alpha_ni_syscall diff --git a/trunk/arch/alpha/kernel/process.c b/trunk/arch/alpha/kernel/process.c index 3ec35066f1dc..842dba308eab 100644 --- a/trunk/arch/alpha/kernel/process.c +++ b/trunk/arch/alpha/kernel/process.c @@ -356,7 +356,7 @@ dump_elf_thread(elf_greg_t *dest, struct pt_regs *pt, struct thread_info *ti) dest[27] = pt->r27; dest[28] = pt->r28; dest[29] = pt->gp; - dest[30] = ti == current_thread_info() ? rdusp() : ti->pcb.usp; + dest[30] = rdusp(); dest[31] = pt->pc; /* Once upon a time this was the PS value. Which is stupid diff --git a/trunk/arch/alpha/kernel/signal.c b/trunk/arch/alpha/kernel/signal.c index 779780a332d3..0f6b51ae865a 100644 --- a/trunk/arch/alpha/kernel/signal.c +++ b/trunk/arch/alpha/kernel/signal.c @@ -41,20 +41,46 @@ static void do_signal(struct pt_regs *, struct switch_stack *, /* * The OSF/1 sigprocmask calling sequence is different from the * C sigprocmask() sequence.. + * + * how: + * 1 - SIG_BLOCK + * 2 - SIG_UNBLOCK + * 3 - SIG_SETMASK + * + * We change the range to -1 .. 1 in order to let gcc easily + * use the conditional move instructions. + * + * Note that we don't need to acquire the kernel lock for SMP + * operation, as all of this is local to this thread. */ -SYSCALL_DEFINE2(osf_sigprocmask, int, how, unsigned long, newmask) +SYSCALL_DEFINE3(osf_sigprocmask, int, how, unsigned long, newmask, + struct pt_regs *, regs) { - sigset_t oldmask; - sigset_t mask; - unsigned long res; - - siginitset(&mask, newmask & ~_BLOCKABLE); - res = siprocmask(how, &mask, &oldmask); - if (!res) { - force_successful_syscall_return(); - res = oldmask->sig[0]; + unsigned long oldmask = -EINVAL; + + if ((unsigned long)how-1 <= 2) { + long sign = how-2; /* -1 .. 1 */ + unsigned long block, unblock; + + newmask &= _BLOCKABLE; + spin_lock_irq(¤t->sighand->siglock); + oldmask = current->blocked.sig[0]; + + unblock = oldmask & ~newmask; + block = oldmask | newmask; + if (!sign) + block = unblock; + if (sign <= 0) + newmask = block; + if (_NSIG_WORDS > 1 && sign > 0) + sigemptyset(¤t->blocked); + current->blocked.sig[0] = newmask; + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + + regs->r0 = 0; /* special no error return */ } - return res; + return oldmask; } SYSCALL_DEFINE3(osf_sigaction, int, sig, @@ -68,9 +94,9 @@ SYSCALL_DEFINE3(osf_sigaction, int, sig, old_sigset_t mask; if (!access_ok(VERIFY_READ, act, sizeof(*act)) || __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_flags, &act->sa_flags) || - __get_user(mask, &act->sa_mask)) + __get_user(new_ka.sa.sa_flags, &act->sa_flags)) return -EFAULT; + __get_user(mask, &act->sa_mask); siginitset(&new_ka.sa.sa_mask, mask); new_ka.ka_restorer = NULL; } @@ -80,9 +106,9 @@ SYSCALL_DEFINE3(osf_sigaction, int, sig, if (!ret && oact) { if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_flags, &oact->sa_flags) || - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) + __put_user(old_ka.sa.sa_flags, &oact->sa_flags)) return -EFAULT; + __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); } return ret; diff --git a/trunk/arch/alpha/kernel/systbls.S b/trunk/arch/alpha/kernel/systbls.S index a6a1de9db16f..ce594ef533cc 100644 --- a/trunk/arch/alpha/kernel/systbls.S +++ b/trunk/arch/alpha/kernel/systbls.S @@ -58,7 +58,7 @@ sys_call_table: .quad sys_open /* 45 */ .quad alpha_ni_syscall .quad sys_getxgid - .quad sys_osf_sigprocmask + .quad osf_sigprocmask .quad alpha_ni_syscall .quad alpha_ni_syscall /* 50 */ .quad sys_acct diff --git a/trunk/arch/m32r/include/asm/signal.h b/trunk/arch/m32r/include/asm/signal.h index b2eeb0de1c8d..9c1acb2b1a92 100644 --- a/trunk/arch/m32r/include/asm/signal.h +++ b/trunk/arch/m32r/include/asm/signal.h @@ -157,6 +157,7 @@ typedef struct sigaltstack { #undef __HAVE_ARCH_SIG_BITOPS struct pt_regs; +extern int do_signal(struct pt_regs *regs, sigset_t *oldset); #define ptrace_signal_deliver(regs, cookie) do { } while (0) diff --git a/trunk/arch/m32r/include/asm/unistd.h b/trunk/arch/m32r/include/asm/unistd.h index c70545689da8..76125777483c 100644 --- a/trunk/arch/m32r/include/asm/unistd.h +++ b/trunk/arch/m32r/include/asm/unistd.h @@ -351,7 +351,6 @@ #define __ARCH_WANT_SYS_OLD_GETRLIMIT /*will be unused*/ #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_RT_SIGACTION -#define __ARCH_WANT_SYS_RT_SIGSUSPEND #define __IGNORE_lchown #define __IGNORE_setuid diff --git a/trunk/arch/m32r/kernel/entry.S b/trunk/arch/m32r/kernel/entry.S index 225412bc227e..403869833b98 100644 --- a/trunk/arch/m32r/kernel/entry.S +++ b/trunk/arch/m32r/kernel/entry.S @@ -235,9 +235,10 @@ work_resched: work_notifysig: ; deal with pending signals and ; notify-resume requests mv r0, sp ; arg1 : struct pt_regs *regs - mv r1, r9 ; arg2 : __u32 thread_info_flags + ldi r1, #0 ; arg2 : sigset_t *oldset + mv r2, r9 ; arg3 : __u32 thread_info_flags bl do_notify_resume - bra resume_userspace + bra restore_all ; perform syscall exit tracing ALIGN diff --git a/trunk/arch/m32r/kernel/ptrace.c b/trunk/arch/m32r/kernel/ptrace.c index 0021ade4cba8..e555091eb97c 100644 --- a/trunk/arch/m32r/kernel/ptrace.c +++ b/trunk/arch/m32r/kernel/ptrace.c @@ -592,17 +592,16 @@ void user_enable_single_step(struct task_struct *child) if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0) != sizeof(insn)) - return -EIO; + break; compute_next_pc(insn, pc, &next_pc, child); if (next_pc & 0x80000000) - return -EIO; + break; if (embed_debug_trap(child, next_pc)) - return -EIO; + break; invalidate_cache(); - return 0; } void user_disable_single_step(struct task_struct *child) diff --git a/trunk/arch/m32r/kernel/signal.c b/trunk/arch/m32r/kernel/signal.c index 7bbe38645ed5..144b0f124fc7 100644 --- a/trunk/arch/m32r/kernel/signal.c +++ b/trunk/arch/m32r/kernel/signal.c @@ -28,6 +28,37 @@ #define DEBUG_SIG 0 +#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) + +int do_signal(struct pt_regs *, sigset_t *); + +asmlinkage int +sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize, + unsigned long r2, unsigned long r3, unsigned long r4, + unsigned long r5, unsigned long r6, struct pt_regs *regs) +{ + sigset_t newset; + + /* XXX: Don't preclude handling different sized sigset_t's. */ + if (sigsetsize != sizeof(sigset_t)) + return -EINVAL; + + if (copy_from_user(&newset, unewset, sizeof(newset))) + return -EFAULT; + sigdelsetmask(&newset, sigmask(SIGKILL)|sigmask(SIGSTOP)); + + spin_lock_irq(¤t->sighand->siglock); + current->saved_sigmask = current->blocked; + current->blocked = newset; + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_thread_flag(TIF_RESTORE_SIGMASK); + return -ERESTARTNOHAND; +} + asmlinkage int sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, unsigned long r2, unsigned long r3, unsigned long r4, @@ -187,7 +218,7 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) return (void __user *)((sp - frame_size) & -8ul); } -static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, +static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { struct rt_sigframe __user *frame; @@ -244,34 +275,22 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, current->comm, current->pid, frame, regs->pc); #endif - return 0; + return; give_sigsegv: force_sigsegv(sig, current); - return -EFAULT; -} - -static int prev_insn(struct pt_regs *regs) -{ - u16 inst; - if (get_user(&inst, (u16 __user *)(regs->bpc - 2))) - return -EFAULT; - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; - regs->syscall_nr = -1; - return 0; } /* * OK, we're invoking a handler */ -static int +static void handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs) { + unsigned short inst; + /* Are we from a system call? */ if (regs->syscall_nr >= 0) { /* If so, check system call restarting.. */ @@ -289,14 +308,16 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, /* fallthrough */ case -ERESTARTNOINTR: regs->r0 = regs->orig_r0; - if (prev_insn(regs) < 0) - return -EFAULT; + inst = *(unsigned short *)(regs->bpc - 2); + if ((inst & 0xfff0) == 0x10f0) /* trap ? */ + regs->bpc -= 2; + else + regs->bpc -= 4; } } /* Set up the stack frame */ - if (setup_rt_frame(sig, ka, info, oldset, regs)) - return -EFAULT; + setup_rt_frame(sig, ka, info, oldset, regs); spin_lock_irq(¤t->sighand->siglock); sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); @@ -304,7 +325,6 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigaddset(¤t->blocked,sig); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - return 0; } /* @@ -312,12 +332,12 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -static void do_signal(struct pt_regs *regs) +int do_signal(struct pt_regs *regs, sigset_t *oldset) { siginfo_t info; int signr; struct k_sigaction ka; - sigset_t *oldset; + unsigned short inst; /* * We want the common case to go fast, which @@ -326,14 +346,12 @@ static void do_signal(struct pt_regs *regs) * if so. */ if (!user_mode(regs)) - return; + return 1; if (try_to_freeze()) goto no_signal; - if (test_thread_flag(TIF_RESTORE_SIGMASK)) - oldset = ¤t->saved_sigmask; - else + if (!oldset) oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, NULL); @@ -345,10 +363,8 @@ static void do_signal(struct pt_regs *regs) */ /* Whee! Actually deliver the signal. */ - if (handle_signal(signr, &ka, &info, oldset, regs) == 0) - clear_thread_flag(TIF_RESTORE_SIGMASK); - - return; + handle_signal(signr, &ka, &info, oldset, regs); + return 1; } no_signal: @@ -359,24 +375,31 @@ static void do_signal(struct pt_regs *regs) regs->r0 == -ERESTARTSYS || regs->r0 == -ERESTARTNOINTR) { regs->r0 = regs->orig_r0; - prev_insn(regs); - } else if (regs->r0 == -ERESTART_RESTARTBLOCK){ + inst = *(unsigned short *)(regs->bpc - 2); + if ((inst & 0xfff0) == 0x10f0) /* trap ? */ + regs->bpc -= 2; + else + regs->bpc -= 4; + } + if (regs->r0 == -ERESTART_RESTARTBLOCK){ regs->r0 = regs->orig_r0; regs->r7 = __NR_restart_syscall; - prev_insn(regs); + inst = *(unsigned short *)(regs->bpc - 2); + if ((inst & 0xfff0) == 0x10f0) /* trap ? */ + regs->bpc -= 2; + else + regs->bpc -= 4; } } - if (test_thread_flag(TIF_RESTORE_SIGMASK)) { - clear_thread_flag(TIF_RESTORE_SIGMASK); - sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); - } + return 0; } /* * notification of userspace execution resumption * - triggered by current->work.notify_resume */ -void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags) +void do_notify_resume(struct pt_regs *regs, sigset_t *oldset, + __u32 thread_info_flags) { /* Pending single-step? */ if (thread_info_flags & _TIF_SINGLESTEP) @@ -384,7 +407,7 @@ void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags) /* deal with pending signal delivery */ if (thread_info_flags & _TIF_SIGPENDING) - do_signal(regs); + do_signal(regs,oldset); if (thread_info_flags & _TIF_NOTIFY_RESUME) { clear_thread_flag(TIF_NOTIFY_RESUME); diff --git a/trunk/arch/mn10300/kernel/signal.c b/trunk/arch/mn10300/kernel/signal.c index d4de05ab7864..717db14c2cc3 100644 --- a/trunk/arch/mn10300/kernel/signal.c +++ b/trunk/arch/mn10300/kernel/signal.c @@ -65,10 +65,10 @@ asmlinkage long sys_sigaction(int sig, old_sigset_t mask; if (verify_area(VERIFY_READ, act, sizeof(*act)) || __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) || - __get_user(new_ka.sa.sa_flags, &act->sa_flags) || - __get_user(mask, &act->sa_mask)) + __get_user(new_ka.sa.sa_restorer, &act->sa_restorer)) return -EFAULT; + __get_user(new_ka.sa.sa_flags, &act->sa_flags); + __get_user(mask, &act->sa_mask); siginitset(&new_ka.sa.sa_mask, mask); } @@ -77,10 +77,10 @@ asmlinkage long sys_sigaction(int sig, if (!ret && oact) { if (verify_area(VERIFY_WRITE, oact, sizeof(*oact)) || __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) || - __put_user(old_ka.sa.sa_flags, &oact->sa_flags) || - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) + __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer)) return -EFAULT; + __put_user(old_ka.sa.sa_flags, &oact->sa_flags); + __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); } return ret; @@ -102,9 +102,6 @@ static int restore_sigcontext(struct pt_regs *regs, { unsigned int err = 0; - /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; - if (is_using_fpu(current)) fpu_kill_state(current); @@ -333,6 +330,8 @@ static int setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, regs->d0 = sig; regs->d1 = (unsigned long) &frame->sc; + set_fs(USER_DS); + /* the tracer may want to single-step inside the handler */ if (test_thread_flag(TIF_SINGLESTEP)) ptrace_notify(SIGTRAP); @@ -346,7 +345,7 @@ static int setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, return 0; give_sigsegv: - force_sigsegv(sig, current); + force_sig(SIGSEGV, current); return -EFAULT; } @@ -414,6 +413,8 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, regs->d0 = sig; regs->d1 = (long) &frame->info; + set_fs(USER_DS); + /* the tracer may want to single-step inside the handler */ if (test_thread_flag(TIF_SINGLESTEP)) ptrace_notify(SIGTRAP); @@ -427,16 +428,10 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, return 0; give_sigsegv: - force_sigsegv(sig, current); + force_sig(SIGSEGV, current); return -EFAULT; } -static inline void stepback(struct pt_regs *regs) -{ - regs->pc -= 2; - regs->orig_d0 = -1; -} - /* * handle the actual delivery of a signal to userspace */ @@ -464,7 +459,7 @@ static int handle_signal(int sig, /* fallthrough */ case -ERESTARTNOINTR: regs->d0 = regs->orig_d0; - stepback(regs); + regs->pc -= 2; } } @@ -532,12 +527,12 @@ static void do_signal(struct pt_regs *regs) case -ERESTARTSYS: case -ERESTARTNOINTR: regs->d0 = regs->orig_d0; - stepback(regs); + regs->pc -= 2; break; case -ERESTART_RESTARTBLOCK: regs->d0 = __NR_restart_syscall; - stepback(regs); + regs->pc -= 2; break; } } diff --git a/trunk/arch/tile/kernel/intvec_32.S b/trunk/arch/tile/kernel/intvec_32.S index 8f58bdff20d7..84f296ca9e63 100644 --- a/trunk/arch/tile/kernel/intvec_32.S +++ b/trunk/arch/tile/kernel/intvec_32.S @@ -1506,6 +1506,13 @@ handle_ill: } STD_ENDPROC(handle_ill) + .pushsection .rodata, "a" + .align 8 +bpt_code: + bpt + ENDPROC(bpt_code) + .popsection + /* Various stub interrupt handlers and syscall handlers */ STD_ENTRY_LOCAL(_kernel_double_fault) diff --git a/trunk/arch/x86/boot/early_serial_console.c b/trunk/arch/x86/boot/early_serial_console.c index 5df2869c874b..030f4b93e255 100644 --- a/trunk/arch/x86/boot/early_serial_console.c +++ b/trunk/arch/x86/boot/early_serial_console.c @@ -58,19 +58,7 @@ static void parse_earlyprintk(void) if (arg[pos] == ',') pos++; - /* - * make sure we have - * "serial,0x3f8,115200" - * "serial,ttyS0,115200" - * "ttyS0,115200" - */ - if (pos == 7 && !strncmp(arg + pos, "0x", 2)) { - port = simple_strtoull(arg + pos, &e, 16); - if (port == 0 || arg + pos == e) - port = DEFAULT_SERIAL_PORT; - else - pos = e - arg; - } else if (!strncmp(arg + pos, "ttyS", 4)) { + if (!strncmp(arg, "ttyS", 4)) { static const int bases[] = { 0x3f8, 0x2f8 }; int idx = 0; diff --git a/trunk/arch/x86/include/asm/amd_iommu_proto.h b/trunk/arch/x86/include/asm/amd_iommu_proto.h index cb030374b90a..d2544f1d705d 100644 --- a/trunk/arch/x86/include/asm/amd_iommu_proto.h +++ b/trunk/arch/x86/include/asm/amd_iommu_proto.h @@ -38,10 +38,4 @@ static inline void amd_iommu_stats_init(void) { } #endif /* !CONFIG_AMD_IOMMU_STATS */ -static inline bool is_rd890_iommu(struct pci_dev *pdev) -{ - return (pdev->vendor == PCI_VENDOR_ID_ATI) && - (pdev->device == PCI_DEVICE_ID_RD890_IOMMU); -} - #endif /* _ASM_X86_AMD_IOMMU_PROTO_H */ diff --git a/trunk/arch/x86/include/asm/amd_iommu_types.h b/trunk/arch/x86/include/asm/amd_iommu_types.h index 08616180deaf..7014e88bc779 100644 --- a/trunk/arch/x86/include/asm/amd_iommu_types.h +++ b/trunk/arch/x86/include/asm/amd_iommu_types.h @@ -368,9 +368,6 @@ struct amd_iommu { /* capabilities of that IOMMU read from ACPI */ u32 cap; - /* flags read from acpi table */ - u8 acpi_flags; - /* * Capability pointer. There could be more than one IOMMU per PCI * device function if there are more than one AMD IOMMU capability @@ -414,15 +411,6 @@ struct amd_iommu { /* default dma_ops domain for that IOMMU */ struct dma_ops_domain *default_dom; - - /* - * This array is required to work around a potential BIOS bug. - * The BIOS may miss to restore parts of the PCI configuration - * space when the system resumes from S3. The result is that the - * IOMMU does not execute commands anymore which leads to system - * failure. - */ - u32 cache_cfg[4]; }; /* diff --git a/trunk/arch/x86/include/asm/cpufeature.h b/trunk/arch/x86/include/asm/cpufeature.h index 3f76523589af..c6fbb7b430d1 100644 --- a/trunk/arch/x86/include/asm/cpufeature.h +++ b/trunk/arch/x86/include/asm/cpufeature.h @@ -168,7 +168,6 @@ #define X86_FEATURE_XSAVEOPT (7*32+ 4) /* Optimized Xsave */ #define X86_FEATURE_PLN (7*32+ 5) /* Intel Power Limit Notification */ #define X86_FEATURE_PTS (7*32+ 6) /* Intel Package Thermal Status */ -#define X86_FEATURE_DTS (7*32+ 7) /* Digital Thermal Sensor */ /* Virtualization flags: Linux defined, word 8 */ #define X86_FEATURE_TPR_SHADOW (8*32+ 0) /* Intel TPR Shadow */ diff --git a/trunk/arch/x86/kernel/Makefile b/trunk/arch/x86/kernel/Makefile index fedf32a8c3ec..0925676266bd 100644 --- a/trunk/arch/x86/kernel/Makefile +++ b/trunk/arch/x86/kernel/Makefile @@ -11,8 +11,6 @@ ifdef CONFIG_FUNCTION_TRACER CFLAGS_REMOVE_tsc.o = -pg CFLAGS_REMOVE_rtc.o = -pg CFLAGS_REMOVE_paravirt-spinlocks.o = -pg -CFLAGS_REMOVE_pvclock.o = -pg -CFLAGS_REMOVE_kvmclock.o = -pg CFLAGS_REMOVE_ftrace.o = -pg CFLAGS_REMOVE_early_printk.o = -pg endif diff --git a/trunk/arch/x86/kernel/amd_iommu.c b/trunk/arch/x86/kernel/amd_iommu.c index 679b6450382b..fa044e1e30a2 100644 --- a/trunk/arch/x86/kernel/amd_iommu.c +++ b/trunk/arch/x86/kernel/amd_iommu.c @@ -1953,7 +1953,6 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, size_t size, int dir) { - dma_addr_t flush_addr; dma_addr_t i, start; unsigned int pages; @@ -1961,7 +1960,6 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, (dma_addr + size > dma_dom->aperture_size)) return; - flush_addr = dma_addr; pages = iommu_num_pages(dma_addr, size, PAGE_SIZE); dma_addr &= PAGE_MASK; start = dma_addr; @@ -1976,7 +1974,7 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, dma_ops_free_addresses(dma_dom, dma_addr, pages); if (amd_iommu_unmap_flush || dma_dom->need_flush) { - iommu_flush_pages(&dma_dom->domain, flush_addr, size); + iommu_flush_pages(&dma_dom->domain, dma_addr, size); dma_dom->need_flush = false; } } diff --git a/trunk/arch/x86/kernel/amd_iommu_init.c b/trunk/arch/x86/kernel/amd_iommu_init.c index 5a170cbbbed8..3cc63e2b8dd4 100644 --- a/trunk/arch/x86/kernel/amd_iommu_init.c +++ b/trunk/arch/x86/kernel/amd_iommu_init.c @@ -632,13 +632,6 @@ static void __init init_iommu_from_pci(struct amd_iommu *iommu) iommu->last_device = calc_devid(MMIO_GET_BUS(range), MMIO_GET_LD(range)); iommu->evt_msi_num = MMIO_MSI_NUM(misc); - - if (is_rd890_iommu(iommu->dev)) { - pci_read_config_dword(iommu->dev, 0xf0, &iommu->cache_cfg[0]); - pci_read_config_dword(iommu->dev, 0xf4, &iommu->cache_cfg[1]); - pci_read_config_dword(iommu->dev, 0xf8, &iommu->cache_cfg[2]); - pci_read_config_dword(iommu->dev, 0xfc, &iommu->cache_cfg[3]); - } } /* @@ -656,9 +649,29 @@ static void __init init_iommu_from_acpi(struct amd_iommu *iommu, struct ivhd_entry *e; /* - * First save the recommended feature enable bits from ACPI + * First set the recommended feature enable bits from ACPI + * into the IOMMU control registers */ - iommu->acpi_flags = h->flags; + h->flags & IVHD_FLAG_HT_TUN_EN_MASK ? + iommu_feature_enable(iommu, CONTROL_HT_TUN_EN) : + iommu_feature_disable(iommu, CONTROL_HT_TUN_EN); + + h->flags & IVHD_FLAG_PASSPW_EN_MASK ? + iommu_feature_enable(iommu, CONTROL_PASSPW_EN) : + iommu_feature_disable(iommu, CONTROL_PASSPW_EN); + + h->flags & IVHD_FLAG_RESPASSPW_EN_MASK ? + iommu_feature_enable(iommu, CONTROL_RESPASSPW_EN) : + iommu_feature_disable(iommu, CONTROL_RESPASSPW_EN); + + h->flags & IVHD_FLAG_ISOC_EN_MASK ? + iommu_feature_enable(iommu, CONTROL_ISOC_EN) : + iommu_feature_disable(iommu, CONTROL_ISOC_EN); + + /* + * make IOMMU memory accesses cache coherent + */ + iommu_feature_enable(iommu, CONTROL_COHERENT_EN); /* * Done. Now parse the device entries @@ -1103,40 +1116,6 @@ static void init_device_table(void) } } -static void iommu_init_flags(struct amd_iommu *iommu) -{ - iommu->acpi_flags & IVHD_FLAG_HT_TUN_EN_MASK ? - iommu_feature_enable(iommu, CONTROL_HT_TUN_EN) : - iommu_feature_disable(iommu, CONTROL_HT_TUN_EN); - - iommu->acpi_flags & IVHD_FLAG_PASSPW_EN_MASK ? - iommu_feature_enable(iommu, CONTROL_PASSPW_EN) : - iommu_feature_disable(iommu, CONTROL_PASSPW_EN); - - iommu->acpi_flags & IVHD_FLAG_RESPASSPW_EN_MASK ? - iommu_feature_enable(iommu, CONTROL_RESPASSPW_EN) : - iommu_feature_disable(iommu, CONTROL_RESPASSPW_EN); - - iommu->acpi_flags & IVHD_FLAG_ISOC_EN_MASK ? - iommu_feature_enable(iommu, CONTROL_ISOC_EN) : - iommu_feature_disable(iommu, CONTROL_ISOC_EN); - - /* - * make IOMMU memory accesses cache coherent - */ - iommu_feature_enable(iommu, CONTROL_COHERENT_EN); -} - -static void iommu_apply_quirks(struct amd_iommu *iommu) -{ - if (is_rd890_iommu(iommu->dev)) { - pci_write_config_dword(iommu->dev, 0xf0, iommu->cache_cfg[0]); - pci_write_config_dword(iommu->dev, 0xf4, iommu->cache_cfg[1]); - pci_write_config_dword(iommu->dev, 0xf8, iommu->cache_cfg[2]); - pci_write_config_dword(iommu->dev, 0xfc, iommu->cache_cfg[3]); - } -} - /* * This function finally enables all IOMMUs found in the system after * they have been initialized @@ -1147,8 +1126,6 @@ static void enable_iommus(void) for_each_iommu(iommu) { iommu_disable(iommu); - iommu_apply_quirks(iommu); - iommu_init_flags(iommu); iommu_set_device_table(iommu); iommu_enable_command_buffer(iommu); iommu_enable_event_buffer(iommu); diff --git a/trunk/arch/x86/kernel/cpu/perf_event.c b/trunk/arch/x86/kernel/cpu/perf_event.c index 03a5b0385ad6..3efdf2870a35 100644 --- a/trunk/arch/x86/kernel/cpu/perf_event.c +++ b/trunk/arch/x86/kernel/cpu/perf_event.c @@ -102,7 +102,6 @@ struct cpu_hw_events { */ struct perf_event *events[X86_PMC_IDX_MAX]; /* in counter order */ unsigned long active_mask[BITS_TO_LONGS(X86_PMC_IDX_MAX)]; - unsigned long running[BITS_TO_LONGS(X86_PMC_IDX_MAX)]; int enabled; int n_events; @@ -1011,7 +1010,6 @@ static int x86_pmu_start(struct perf_event *event) x86_perf_event_set_period(event); cpuc->events[idx] = event; __set_bit(idx, cpuc->active_mask); - __set_bit(idx, cpuc->running); x86_pmu.enable(event); perf_event_update_userpage(event); @@ -1143,16 +1141,8 @@ static int x86_pmu_handle_irq(struct pt_regs *regs) cpuc = &__get_cpu_var(cpu_hw_events); for (idx = 0; idx < x86_pmu.num_counters; idx++) { - if (!test_bit(idx, cpuc->active_mask)) { - /* - * Though we deactivated the counter some cpus - * might still deliver spurious interrupts still - * in flight. Catch them: - */ - if (__test_and_clear_bit(idx, cpuc->running)) - handled++; + if (!test_bit(idx, cpuc->active_mask)) continue; - } event = cpuc->events[idx]; hwc = &event->hw; diff --git a/trunk/arch/x86/kernel/cpu/scattered.c b/trunk/arch/x86/kernel/cpu/scattered.c index d49079515122..34b4dad6f0b8 100644 --- a/trunk/arch/x86/kernel/cpu/scattered.c +++ b/trunk/arch/x86/kernel/cpu/scattered.c @@ -31,7 +31,6 @@ void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c) const struct cpuid_bit *cb; static const struct cpuid_bit __cpuinitconst cpuid_bits[] = { - { X86_FEATURE_DTS, CR_EAX, 0, 0x00000006, 0 }, { X86_FEATURE_IDA, CR_EAX, 1, 0x00000006, 0 }, { X86_FEATURE_ARAT, CR_EAX, 2, 0x00000006, 0 }, { X86_FEATURE_PLN, CR_EAX, 4, 0x00000006, 0 }, diff --git a/trunk/block/blk-merge.c b/trunk/block/blk-merge.c index eafc94f68d79..3b0cd4249671 100644 --- a/trunk/block/blk-merge.c +++ b/trunk/block/blk-merge.c @@ -361,18 +361,6 @@ static int attempt_merge(struct request_queue *q, struct request *req, if (!rq_mergeable(req) || !rq_mergeable(next)) return 0; - /* - * Don't merge file system requests and discard requests - */ - if ((req->cmd_flags & REQ_DISCARD) != (next->cmd_flags & REQ_DISCARD)) - return 0; - - /* - * Don't merge discard requests and secure discard requests - */ - if ((req->cmd_flags & REQ_SECURE) != (next->cmd_flags & REQ_SECURE)) - return 0; - /* * not contiguous */ diff --git a/trunk/drivers/gpu/drm/drm_buffer.c b/trunk/drivers/gpu/drm/drm_buffer.c index 529a0dbe9fc6..55d03ed05000 100644 --- a/trunk/drivers/gpu/drm/drm_buffer.c +++ b/trunk/drivers/gpu/drm/drm_buffer.c @@ -98,8 +98,8 @@ EXPORT_SYMBOL(drm_buffer_alloc); * user_data: A pointer the data that is copied to the buffer. * size: The Number of bytes to copy. */ -int drm_buffer_copy_from_user(struct drm_buffer *buf, - void __user *user_data, int size) +extern int drm_buffer_copy_from_user(struct drm_buffer *buf, + void __user *user_data, int size) { int nr_pages = size / PAGE_SIZE + 1; int idx; @@ -163,7 +163,7 @@ void *drm_buffer_read_object(struct drm_buffer *buf, { int idx = drm_buffer_index(buf); int page = drm_buffer_page(buf); - void *obj = NULL; + void *obj = 0; if (idx + objsize <= PAGE_SIZE) { obj = &buf->data[page][idx]; diff --git a/trunk/drivers/gpu/drm/i915/i915_gem.c b/trunk/drivers/gpu/drm/i915/i915_gem.c index bced9b25c71e..cf4ffbee1c00 100644 --- a/trunk/drivers/gpu/drm/i915/i915_gem.c +++ b/trunk/drivers/gpu/drm/i915/i915_gem.c @@ -2400,7 +2400,7 @@ i915_gem_clear_fence_reg(struct drm_gem_object *obj) I915_WRITE64(FENCE_REG_965_0 + (obj_priv->fence_reg * 8), 0); break; case 3: - if (obj_priv->fence_reg >= 8) + if (obj_priv->fence_reg > 8) fence_reg = FENCE_REG_945_8 + (obj_priv->fence_reg - 8) * 4; else case 2: diff --git a/trunk/drivers/gpu/drm/i915/intel_sdvo.c b/trunk/drivers/gpu/drm/i915/intel_sdvo.c index ee73e428a84a..e8e902d614ed 100644 --- a/trunk/drivers/gpu/drm/i915/intel_sdvo.c +++ b/trunk/drivers/gpu/drm/i915/intel_sdvo.c @@ -2170,7 +2170,8 @@ intel_sdvo_tv_init(struct intel_sdvo *intel_sdvo, int type) return true; err: - intel_sdvo_destroy(connector); + intel_sdvo_destroy_enhance_property(connector); + kfree(intel_sdvo_connector); return false; } @@ -2242,7 +2243,8 @@ intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device) return true; err: - intel_sdvo_destroy(connector); + intel_sdvo_destroy_enhance_property(connector); + kfree(intel_sdvo_connector); return false; } @@ -2520,10 +2522,11 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo, uint16_t response; } enhancements; - enhancements.response = 0; - intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS, - &enhancements, sizeof(enhancements)); + if (!intel_sdvo_get_value(intel_sdvo, + SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS, + &enhancements, sizeof(enhancements))) + return false; + if (enhancements.response == 0) { DRM_DEBUG_KMS("No enhancement is supported\n"); return true; diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_connector.c b/trunk/drivers/gpu/drm/nouveau/nouveau_connector.c index fc737037f751..87186a4bbf03 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -558,10 +558,8 @@ nouveau_connector_get_modes(struct drm_connector *connector) if (nv_encoder->dcb->type == OUTPUT_LVDS && (nv_encoder->dcb->lvdsconf.use_straps_for_mode || dev_priv->vbios.fp_no_ddc) && nouveau_bios_fp_mode(dev, NULL)) { - struct drm_display_mode mode; - - nouveau_bios_fp_mode(dev, &mode); - nv_connector->native_mode = drm_mode_duplicate(dev, &mode); + nv_connector->native_mode = drm_mode_create(dev); + nouveau_bios_fp_mode(dev, nv_connector->native_mode); } /* Find the native mode if this is a digital panel, if we didn't diff --git a/trunk/drivers/gpu/drm/radeon/atombios.h b/trunk/drivers/gpu/drm/radeon/atombios.h index fe359a239df3..1bc72c3190a9 100644 --- a/trunk/drivers/gpu/drm/radeon/atombios.h +++ b/trunk/drivers/gpu/drm/radeon/atombios.h @@ -4999,7 +4999,7 @@ typedef struct _SW_I2C_IO_DATA_PARAMETERS #define SW_I2C_CNTL_WRITE1BIT 6 //==============================VESA definition Portion=============================== -#define VESA_OEM_PRODUCT_REV "01.00" +#define VESA_OEM_PRODUCT_REV '01.00' #define VESA_MODE_ATTRIBUTE_MODE_SUPPORT 0xBB //refer to VBE spec p.32, no TTY support #define VESA_MODE_WIN_ATTRIBUTE 7 #define VESA_WIN_SIZE 64 diff --git a/trunk/drivers/gpu/drm/radeon/r600.c b/trunk/drivers/gpu/drm/radeon/r600.c index ddc3adea1dda..afc18d87fdca 100644 --- a/trunk/drivers/gpu/drm/radeon/r600.c +++ b/trunk/drivers/gpu/drm/radeon/r600.c @@ -2729,7 +2729,7 @@ int r600_ib_test(struct radeon_device *rdev) if (i < rdev->usec_timeout) { DRM_INFO("ib test succeeded in %u usecs\n", i); } else { - DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n", + DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n", scratch, tmp); r = -EINVAL; } diff --git a/trunk/drivers/gpu/drm/radeon/radeon_kms.c b/trunk/drivers/gpu/drm/radeon/radeon_kms.c index 8fbbe1c6ebbd..5eee3c41d124 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_kms.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_kms.c @@ -203,10 +203,6 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) */ int radeon_driver_firstopen_kms(struct drm_device *dev) { - struct radeon_device *rdev = dev->dev_private; - - if (rdev->powered_down) - return -EINVAL; return 0; } diff --git a/trunk/drivers/gpu/drm/ttm/ttm_bo_util.c b/trunk/drivers/gpu/drm/ttm/ttm_bo_util.c index 3451a82adba7..7cffb3e04232 100644 --- a/trunk/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/trunk/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -351,7 +351,6 @@ static int ttm_buffer_object_transfer(struct ttm_buffer_object *bo, INIT_LIST_HEAD(&fbo->lru); INIT_LIST_HEAD(&fbo->swap); fbo->vm_node = NULL; - atomic_set(&fbo->cpu_writers, 0); fbo->sync_obj = driver->sync_obj_ref(bo->sync_obj); kref_init(&fbo->list_kref); diff --git a/trunk/drivers/gpu/drm/ttm/ttm_page_alloc.c b/trunk/drivers/gpu/drm/ttm/ttm_page_alloc.c index b1e02fffd3cc..ca904799f018 100644 --- a/trunk/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/trunk/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -69,7 +69,7 @@ struct ttm_page_pool { spinlock_t lock; bool fill_lock; struct list_head list; - gfp_t gfp_flags; + int gfp_flags; unsigned npages; char *name; unsigned long nfrees; @@ -475,7 +475,7 @@ static void ttm_handle_caching_state_failure(struct list_head *pages, * This function is reentrant if caller updates count depending on number of * pages returned in pages array. */ -static int ttm_alloc_new_pages(struct list_head *pages, gfp_t gfp_flags, +static int ttm_alloc_new_pages(struct list_head *pages, int gfp_flags, int ttm_flags, enum ttm_caching_state cstate, unsigned count) { struct page **caching_array; @@ -666,7 +666,7 @@ int ttm_get_pages(struct list_head *pages, int flags, { struct ttm_page_pool *pool = ttm_get_pool(flags, cstate); struct page *p = NULL; - gfp_t gfp_flags = GFP_USER; + int gfp_flags = GFP_USER; int r; /* set zero flag for page allocation if required */ @@ -818,7 +818,7 @@ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages) return 0; } -void ttm_page_alloc_fini(void) +void ttm_page_alloc_fini() { int i; diff --git a/trunk/drivers/gpu/vga/vgaarb.c b/trunk/drivers/gpu/vga/vgaarb.c index f366f968155a..b87569e96b16 100644 --- a/trunk/drivers/gpu/vga/vgaarb.c +++ b/trunk/drivers/gpu/vga/vgaarb.c @@ -598,7 +598,7 @@ static inline void vga_update_device_decodes(struct vga_device *vgadev, pr_debug("vgaarb: decoding count now is: %d\n", vga_decode_count); } -static void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace) +void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace) { struct vga_device *vgadev; unsigned long flags; diff --git a/trunk/drivers/hwmon/Kconfig b/trunk/drivers/hwmon/Kconfig index 97499d00615a..4d4d09bdec0a 100644 --- a/trunk/drivers/hwmon/Kconfig +++ b/trunk/drivers/hwmon/Kconfig @@ -409,7 +409,7 @@ config SENSORS_CORETEMP config SENSORS_PKGTEMP tristate "Intel processor package temperature sensor" - depends on X86 && EXPERIMENTAL + depends on X86 && PCI && EXPERIMENTAL help If you say yes here you get support for the package level temperature sensor inside your CPU. Check documentation/driver for details. diff --git a/trunk/drivers/hwmon/coretemp.c b/trunk/drivers/hwmon/coretemp.c index baa842a80b4b..de8111114f46 100644 --- a/trunk/drivers/hwmon/coretemp.c +++ b/trunk/drivers/hwmon/coretemp.c @@ -423,18 +423,9 @@ static int __cpuinit coretemp_device_add(unsigned int cpu) int err; struct platform_device *pdev; struct pdev_entry *pdev_entry; +#ifdef CONFIG_SMP struct cpuinfo_x86 *c = &cpu_data(cpu); - - /* - * CPUID.06H.EAX[0] indicates whether the CPU has thermal - * sensors. We check this bit only, all the early CPUs - * without thermal sensors will be filtered out. - */ - if (!cpu_has(c, X86_FEATURE_DTS)) { - printk(KERN_INFO DRVNAME ": CPU (model=0x%x)" - " has no thermal sensor.\n", c->x86_model); - return 0; - } +#endif mutex_lock(&pdev_list_mutex); @@ -491,22 +482,14 @@ static int __cpuinit coretemp_device_add(unsigned int cpu) static void coretemp_device_remove(unsigned int cpu) { - struct pdev_entry *p; - unsigned int i; - + struct pdev_entry *p, *n; mutex_lock(&pdev_list_mutex); - list_for_each_entry(p, &pdev_list, list) { - if (p->cpu != cpu) - continue; - - platform_device_unregister(p->pdev); - list_del(&p->list); - mutex_unlock(&pdev_list_mutex); - kfree(p); - for_each_cpu(i, cpu_sibling_mask(cpu)) - if (i != cpu && !coretemp_device_add(i)) - break; - return; + list_for_each_entry_safe(p, n, &pdev_list, list) { + if (p->cpu == cpu) { + platform_device_unregister(p->pdev); + list_del(&p->list); + kfree(p); + } } mutex_unlock(&pdev_list_mutex); } @@ -544,21 +527,30 @@ static int __init coretemp_init(void) if (err) goto exit; - for_each_online_cpu(i) - coretemp_device_add(i); - -#ifndef CONFIG_HOTPLUG_CPU + for_each_online_cpu(i) { + struct cpuinfo_x86 *c = &cpu_data(i); + /* + * CPUID.06H.EAX[0] indicates whether the CPU has thermal + * sensors. We check this bit only, all the early CPUs + * without thermal sensors will be filtered out. + */ + if (c->cpuid_level >= 6 && (cpuid_eax(0x06) & 0x01)) + coretemp_device_add(i); + else { + printk(KERN_INFO DRVNAME ": CPU (model=0x%x)" + " has no thermal sensor.\n", c->x86_model); + } + } if (list_empty(&pdev_list)) { err = -ENODEV; goto exit_driver_unreg; } -#endif register_hotcpu_notifier(&coretemp_cpu_notifier); return 0; -#ifndef CONFIG_HOTPLUG_CPU exit_driver_unreg: +#ifndef CONFIG_HOTPLUG_CPU platform_driver_unregister(&coretemp_driver); #endif exit: diff --git a/trunk/drivers/hwmon/lis3lv02d.c b/trunk/drivers/hwmon/lis3lv02d.c index fc591ae53107..6138f036b159 100644 --- a/trunk/drivers/hwmon/lis3lv02d.c +++ b/trunk/drivers/hwmon/lis3lv02d.c @@ -277,7 +277,7 @@ static irqreturn_t lis302dl_interrupt(int irq, void *dummy) wake_up_interruptible(&lis3_dev.misc_wait); kill_fasync(&lis3_dev.async_queue, SIGIO, POLL_IN); out: - if (lis3_dev.pdata && lis3_dev.whoami == WAI_8B && lis3_dev.idev && + if (lis3_dev.whoami == WAI_8B && lis3_dev.idev && lis3_dev.idev->input->users) return IRQ_WAKE_THREAD; return IRQ_HANDLED; @@ -718,7 +718,7 @@ int lis3lv02d_init_device(struct lis3lv02d *dev) * io-apic is not configurable (and generates a warning) but I keep it * in case of support for other hardware. */ - if (dev->pdata && dev->whoami == WAI_8B) + if (dev->whoami == WAI_8B) thread_fn = lis302dl_interrupt_thread1_8b; else thread_fn = NULL; diff --git a/trunk/drivers/hwmon/pkgtemp.c b/trunk/drivers/hwmon/pkgtemp.c index f11903936c8b..74157fcda6ed 100644 --- a/trunk/drivers/hwmon/pkgtemp.c +++ b/trunk/drivers/hwmon/pkgtemp.c @@ -33,6 +33,7 @@ #include #include #include +#include #include #include @@ -223,7 +224,7 @@ static int __devinit pkgtemp_probe(struct platform_device *pdev) err = sysfs_create_group(&pdev->dev.kobj, &pkgtemp_group); if (err) - goto exit_dev; + goto exit_free; data->hwmon_dev = hwmon_device_register(&pdev->dev); if (IS_ERR(data->hwmon_dev)) { @@ -237,8 +238,6 @@ static int __devinit pkgtemp_probe(struct platform_device *pdev) exit_class: sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group); -exit_dev: - device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr); exit_free: kfree(data); exit: @@ -251,7 +250,6 @@ static int __devexit pkgtemp_remove(struct platform_device *pdev) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group); - device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr); platform_set_drvdata(pdev, NULL); kfree(data); return 0; @@ -283,10 +281,9 @@ static int __cpuinit pkgtemp_device_add(unsigned int cpu) int err; struct platform_device *pdev; struct pdev_entry *pdev_entry; +#ifdef CONFIG_SMP struct cpuinfo_x86 *c = &cpu_data(cpu); - - if (!cpu_has(c, X86_FEATURE_PTS)) - return 0; +#endif mutex_lock(&pdev_list_mutex); @@ -342,18 +339,17 @@ static int __cpuinit pkgtemp_device_add(unsigned int cpu) #ifdef CONFIG_HOTPLUG_CPU static void pkgtemp_device_remove(unsigned int cpu) { - struct pdev_entry *p; + struct pdev_entry *p, *n; unsigned int i; int err; mutex_lock(&pdev_list_mutex); - list_for_each_entry(p, &pdev_list, list) { + list_for_each_entry_safe(p, n, &pdev_list, list) { if (p->cpu != cpu) continue; platform_device_unregister(p->pdev); list_del(&p->list); - mutex_unlock(&pdev_list_mutex); kfree(p); for_each_cpu(i, cpu_core_mask(cpu)) { if (i != cpu) { @@ -362,7 +358,7 @@ static void pkgtemp_device_remove(unsigned int cpu) break; } } - return; + break; } mutex_unlock(&pdev_list_mutex); } @@ -403,6 +399,11 @@ static int __init pkgtemp_init(void) goto exit; for_each_online_cpu(i) { + struct cpuinfo_x86 *c = &cpu_data(i); + + if (!cpu_has(c, X86_FEATURE_PTS)) + continue; + err = pkgtemp_device_add(i); if (err) goto exit_devices_unreg; diff --git a/trunk/drivers/mmc/host/sdhci-s3c.c b/trunk/drivers/mmc/host/sdhci-s3c.c index aacb862ecc8a..71ad4163b95e 100644 --- a/trunk/drivers/mmc/host/sdhci-s3c.c +++ b/trunk/drivers/mmc/host/sdhci-s3c.c @@ -241,10 +241,8 @@ static struct sdhci_ops sdhci_s3c_ops = { static void sdhci_s3c_notify_change(struct platform_device *dev, int state) { struct sdhci_host *host = platform_get_drvdata(dev); - unsigned long flags; - if (host) { - spin_lock_irqsave(&host->lock, flags); + spin_lock(&host->lock); if (state) { dev_dbg(&dev->dev, "card inserted.\n"); host->flags &= ~SDHCI_DEVICE_DEAD; @@ -255,7 +253,7 @@ static void sdhci_s3c_notify_change(struct platform_device *dev, int state) host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION; } tasklet_schedule(&host->card_tasklet); - spin_unlock_irqrestore(&host->lock, flags); + spin_unlock(&host->lock); } } @@ -483,10 +481,8 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev) sdhci_remove_host(host, 1); for (ptr = 0; ptr < 3; ptr++) { - if (sc->clk_bus[ptr]) { - clk_disable(sc->clk_bus[ptr]); - clk_put(sc->clk_bus[ptr]); - } + clk_disable(sc->clk_bus[ptr]); + clk_put(sc->clk_bus[ptr]); } clk_disable(sc->clk_io); clk_put(sc->clk_io); diff --git a/trunk/drivers/pci/intel-iommu.c b/trunk/drivers/pci/intel-iommu.c index 4789f8e8bf7a..5ac2aa783f58 100644 --- a/trunk/drivers/pci/intel-iommu.c +++ b/trunk/drivers/pci/intel-iommu.c @@ -3757,33 +3757,6 @@ static void __devinit quirk_iommu_rwbf(struct pci_dev *dev) DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_rwbf); -#define GGC 0x52 -#define GGC_MEMORY_SIZE_MASK (0xf << 8) -#define GGC_MEMORY_SIZE_NONE (0x0 << 8) -#define GGC_MEMORY_SIZE_1M (0x1 << 8) -#define GGC_MEMORY_SIZE_2M (0x3 << 8) -#define GGC_MEMORY_VT_ENABLED (0x8 << 8) -#define GGC_MEMORY_SIZE_2M_VT (0x9 << 8) -#define GGC_MEMORY_SIZE_3M_VT (0xa << 8) -#define GGC_MEMORY_SIZE_4M_VT (0xb << 8) - -static void __devinit quirk_calpella_no_shadow_gtt(struct pci_dev *dev) -{ - unsigned short ggc; - - if (pci_read_config_word(dev, GGC, &ggc)) - return; - - if (!(ggc & GGC_MEMORY_VT_ENABLED)) { - printk(KERN_INFO "DMAR: BIOS has allocated no shadow GTT; disabling IOMMU for graphics\n"); - dmar_map_gfx = 0; - } -} -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0040, quirk_calpella_no_shadow_gtt); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0044, quirk_calpella_no_shadow_gtt); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0062, quirk_calpella_no_shadow_gtt); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x006a, quirk_calpella_no_shadow_gtt); - /* On Tylersburg chipsets, some BIOSes have been known to enable the ISOCH DMAR unit for the Azalia sound device, but not give it any TLB entries, which causes it to deadlock. Check for that. We do diff --git a/trunk/drivers/pcmcia/pcmcia_resource.c b/trunk/drivers/pcmcia/pcmcia_resource.c index 9ba4dade69a4..a5c176598d95 100644 --- a/trunk/drivers/pcmcia/pcmcia_resource.c +++ b/trunk/drivers/pcmcia/pcmcia_resource.c @@ -595,13 +595,7 @@ int pcmcia_request_io(struct pcmcia_device *p_dev) if (c->io[1].end) { ret = alloc_io_space(s, &c->io[1], p_dev->io_lines); if (ret) { - struct resource tmp = c->io[0]; - /* release the previously allocated resource */ release_io_space(s, &c->io[0]); - /* but preserve the settings, for they worked... */ - c->io[0].end = resource_size(&tmp); - c->io[0].start = tmp.start; - c->io[0].flags = tmp.flags; goto out; } } else diff --git a/trunk/drivers/pcmcia/pd6729.c b/trunk/drivers/pcmcia/pd6729.c index deef6656ab7b..b8a869af0f44 100644 --- a/trunk/drivers/pcmcia/pd6729.c +++ b/trunk/drivers/pcmcia/pd6729.c @@ -646,7 +646,7 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, if (!pci_resource_start(dev, 0)) { dev_warn(&dev->dev, "refusing to load the driver as the " "io_base is NULL.\n"); - goto err_out_disable; + goto err_out_free_mem; } dev_info(&dev->dev, "Cirrus PD6729 PCI to PCMCIA Bridge at 0x%llx " diff --git a/trunk/drivers/staging/ti-st/st.h b/trunk/drivers/staging/ti-st/st.h index 1b3060eb2921..9952579425b9 100644 --- a/trunk/drivers/staging/ti-st/st.h +++ b/trunk/drivers/staging/ti-st/st.h @@ -80,4 +80,5 @@ struct st_proto_s { extern long st_register(struct st_proto_s *); extern long st_unregister(enum proto_type); +extern struct platform_device *st_get_plat_device(void); #endif /* ST_H */ diff --git a/trunk/drivers/staging/ti-st/st_core.c b/trunk/drivers/staging/ti-st/st_core.c index b85d8bfdf600..063c9b1db1ab 100644 --- a/trunk/drivers/staging/ti-st/st_core.c +++ b/trunk/drivers/staging/ti-st/st_core.c @@ -38,6 +38,7 @@ #include "st_ll.h" #include "st.h" +#define VERBOSE /* strings to be used for rfkill entries and by * ST Core to be used for sysfs debug entry */ @@ -580,7 +581,7 @@ long st_register(struct st_proto_s *new_proto) long err = 0; unsigned long flags = 0; - st_kim_ref(&st_gdata, 0); + st_kim_ref(&st_gdata); pr_info("%s(%d) ", __func__, new_proto->type); if (st_gdata == NULL || new_proto == NULL || new_proto->recv == NULL || new_proto->reg_complete_cb == NULL) { @@ -712,7 +713,7 @@ long st_unregister(enum proto_type type) pr_debug("%s: %d ", __func__, type); - st_kim_ref(&st_gdata, 0); + st_kim_ref(&st_gdata); if (type < ST_BT || type >= ST_MAX) { pr_err(" protocol %d not supported", type); return -EPROTONOSUPPORT; @@ -766,7 +767,7 @@ long st_write(struct sk_buff *skb) #endif long len; - st_kim_ref(&st_gdata, 0); + st_kim_ref(&st_gdata); if (unlikely(skb == NULL || st_gdata == NULL || st_gdata->tty == NULL)) { pr_err("data/tty unavailable to perform write"); @@ -817,7 +818,7 @@ static int st_tty_open(struct tty_struct *tty) struct st_data_s *st_gdata; pr_info("%s ", __func__); - st_kim_ref(&st_gdata, 0); + st_kim_ref(&st_gdata); st_gdata->tty = tty; tty->disc_data = st_gdata; diff --git a/trunk/drivers/staging/ti-st/st_core.h b/trunk/drivers/staging/ti-st/st_core.h index 8601320a679e..e0c32d149f5f 100644 --- a/trunk/drivers/staging/ti-st/st_core.h +++ b/trunk/drivers/staging/ti-st/st_core.h @@ -117,7 +117,7 @@ int st_core_init(struct st_data_s **); void st_core_exit(struct st_data_s *); /* ask for reference from KIM */ -void st_kim_ref(struct st_data_s **, int); +void st_kim_ref(struct st_data_s **); #define GPS_STUB_TEST #ifdef GPS_STUB_TEST diff --git a/trunk/drivers/staging/ti-st/st_kim.c b/trunk/drivers/staging/ti-st/st_kim.c index 9e99463f76e8..b4a6c7fdc4e6 100644 --- a/trunk/drivers/staging/ti-st/st_kim.c +++ b/trunk/drivers/staging/ti-st/st_kim.c @@ -72,25 +72,10 @@ const unsigned char *protocol_names[] = { PROTO_ENTRY(ST_GPS, "GPS"), }; -#define MAX_ST_DEVICES 3 /* Imagine 1 on each UART for now */ -struct platform_device *st_kim_devices[MAX_ST_DEVICES]; /**********************************************************************/ /* internal functions */ -/** - * st_get_plat_device - - * function which returns the reference to the platform device - * requested by id. As of now only 1 such device exists (id=0) - * the context requesting for reference can get the id to be - * requested by a. The protocol driver which is registering or - * b. the tty device which is opened. - */ -static struct platform_device *st_get_plat_device(int id) -{ - return st_kim_devices[id]; -} - /** * validate_firmware_response - * function to return whether the firmware response was proper @@ -368,7 +353,7 @@ void st_kim_chip_toggle(enum proto_type type, enum kim_gpio_state state) struct kim_data_s *kim_gdata; pr_info(" %s ", __func__); - kim_pdev = st_get_plat_device(0); + kim_pdev = st_get_plat_device(); kim_gdata = dev_get_drvdata(&kim_pdev->dev); if (kim_gdata->gpios[type] == -1) { @@ -589,12 +574,12 @@ static int kim_toggle_radio(void *data, bool blocked) * This would enable multiple such platform devices to exist * on a given platform */ -void st_kim_ref(struct st_data_s **core_data, int id) +void st_kim_ref(struct st_data_s **core_data) { struct platform_device *pdev; struct kim_data_s *kim_gdata; /* get kim_gdata reference from platform device */ - pdev = st_get_plat_device(id); + pdev = st_get_plat_device(); kim_gdata = dev_get_drvdata(&pdev->dev); *core_data = kim_gdata->core_data; } @@ -638,7 +623,6 @@ static int kim_probe(struct platform_device *pdev) long *gpios = pdev->dev.platform_data; struct kim_data_s *kim_gdata; - st_kim_devices[pdev->id] = pdev; kim_gdata = kzalloc(sizeof(struct kim_data_s), GFP_ATOMIC); if (!kim_gdata) { pr_err("no mem to allocate"); diff --git a/trunk/drivers/usb/core/Kconfig b/trunk/drivers/usb/core/Kconfig index 9eed5b52d9de..7e594449600e 100644 --- a/trunk/drivers/usb/core/Kconfig +++ b/trunk/drivers/usb/core/Kconfig @@ -91,12 +91,12 @@ config USB_DYNAMIC_MINORS If you are unsure about this, say N here. config USB_SUSPEND - bool "USB runtime power management (autosuspend) and wakeup" + bool "USB runtime power management (suspend/resume and wakeup)" depends on USB && PM_RUNTIME help If you say Y here, you can use driver calls or the sysfs - "power/control" file to enable or disable autosuspend for - individual USB peripherals (see + "power/level" file to suspend or resume individual USB + peripherals and to enable or disable autosuspend (see Documentation/usb/power-management.txt for more details). Also, USB "remote wakeup" signaling is supported, whereby some diff --git a/trunk/drivers/usb/core/file.c b/trunk/drivers/usb/core/file.c index 1e6ccef2cf0c..f06f5dbc8cdc 100644 --- a/trunk/drivers/usb/core/file.c +++ b/trunk/drivers/usb/core/file.c @@ -159,9 +159,9 @@ void usb_major_cleanup(void) int usb_register_dev(struct usb_interface *intf, struct usb_class_driver *class_driver) { - int retval; + int retval = -EINVAL; int minor_base = class_driver->minor_base; - int minor; + int minor = 0; char name[20]; char *temp; @@ -173,17 +173,12 @@ int usb_register_dev(struct usb_interface *intf, */ minor_base = 0; #endif + intf->minor = -1; - if (class_driver->fops == NULL) - return -EINVAL; - if (intf->minor >= 0) - return -EADDRINUSE; - - retval = init_usb_class(); - if (retval) - return retval; + dbg ("looking for a minor, starting at %d", minor_base); - dev_dbg(&intf->dev, "looking for a minor, starting at %d", minor_base); + if (class_driver->fops == NULL) + goto exit; down_write(&minor_rwsem); for (minor = minor_base; minor < MAX_USB_MINORS; ++minor) { @@ -191,12 +186,20 @@ int usb_register_dev(struct usb_interface *intf, continue; usb_minors[minor] = class_driver->fops; - intf->minor = minor; + + retval = 0; break; } up_write(&minor_rwsem); - if (intf->minor < 0) - return -EXFULL; + + if (retval) + goto exit; + + retval = init_usb_class(); + if (retval) + goto exit; + + intf->minor = minor; /* create a usb class device for this usb interface */ snprintf(name, sizeof(name), class_driver->name, minor - minor_base); @@ -210,11 +213,11 @@ int usb_register_dev(struct usb_interface *intf, "%s", temp); if (IS_ERR(intf->usb_dev)) { down_write(&minor_rwsem); - usb_minors[minor] = NULL; - intf->minor = -1; + usb_minors[intf->minor] = NULL; up_write(&minor_rwsem); retval = PTR_ERR(intf->usb_dev); } +exit: return retval; } EXPORT_SYMBOL_GPL(usb_register_dev); diff --git a/trunk/drivers/usb/core/message.c b/trunk/drivers/usb/core/message.c index 9f0ce7de0e36..844683e50383 100644 --- a/trunk/drivers/usb/core/message.c +++ b/trunk/drivers/usb/core/message.c @@ -1802,7 +1802,6 @@ int usb_set_configuration(struct usb_device *dev, int configuration) intf->dev.groups = usb_interface_groups; intf->dev.dma_mask = dev->dev.dma_mask; INIT_WORK(&intf->reset_ws, __usb_queue_reset_device); - intf->minor = -1; device_initialize(&intf->dev); dev_set_name(&intf->dev, "%d-%s:%d.%d", dev->bus->busnum, dev->devpath, diff --git a/trunk/drivers/usb/musb/cppi_dma.c b/trunk/drivers/usb/musb/cppi_dma.c index 5ab5bb89bae3..59dc3d351b60 100644 --- a/trunk/drivers/usb/musb/cppi_dma.c +++ b/trunk/drivers/usb/musb/cppi_dma.c @@ -322,7 +322,6 @@ cppi_channel_allocate(struct dma_controller *c, index, transmit ? 'T' : 'R', cppi_ch); cppi_ch->hw_ep = ep; cppi_ch->channel.status = MUSB_DMA_STATUS_FREE; - cppi_ch->channel.max_len = 0x7fffffff; DBG(4, "Allocate CPPI%d %cX\n", index, transmit ? 'T' : 'R'); return &cppi_ch->channel; diff --git a/trunk/drivers/usb/musb/musb_gadget.c b/trunk/drivers/usb/musb/musb_gadget.c index d065e23f123e..6fca870e957e 100644 --- a/trunk/drivers/usb/musb/musb_gadget.c +++ b/trunk/drivers/usb/musb/musb_gadget.c @@ -300,11 +300,6 @@ static void txstate(struct musb *musb, struct musb_request *req) #ifndef CONFIG_MUSB_PIO_ONLY if (is_dma_capable() && musb_ep->dma) { struct dma_controller *c = musb->dma_controller; - size_t request_size; - - /* setup DMA, then program endpoint CSR */ - request_size = min_t(size_t, request->length - request->actual, - musb_ep->dma->max_len); use_dma = (request->dma != DMA_ADDR_INVALID); @@ -312,6 +307,11 @@ static void txstate(struct musb *musb, struct musb_request *req) #ifdef CONFIG_USB_INVENTRA_DMA { + size_t request_size; + + /* setup DMA, then program endpoint CSR */ + request_size = min_t(size_t, request->length, + musb_ep->dma->max_len); if (request_size < musb_ep->packet_sz) musb_ep->dma->desired_mode = 0; else @@ -373,8 +373,8 @@ static void txstate(struct musb *musb, struct musb_request *req) use_dma = use_dma && c->channel_program( musb_ep->dma, musb_ep->packet_sz, 0, - request->dma + request->actual, - request_size); + request->dma, + request->length); if (!use_dma) { c->channel_release(musb_ep->dma); musb_ep->dma = NULL; @@ -386,8 +386,8 @@ static void txstate(struct musb *musb, struct musb_request *req) use_dma = use_dma && c->channel_program( musb_ep->dma, musb_ep->packet_sz, request->zero, - request->dma + request->actual, - request_size); + request->dma, + request->length); #endif } #endif @@ -501,14 +501,26 @@ void musb_g_tx(struct musb *musb, u8 epnum) request->zero = 0; } - if (request->actual == request->length) { - musb_g_giveback(musb_ep, request, 0); - request = musb_ep->desc ? next_request(musb_ep) : NULL; - if (!request) { - DBG(4, "%s idle now\n", - musb_ep->end_point.name); - return; - } + /* ... or if not, then complete it. */ + musb_g_giveback(musb_ep, request, 0); + + /* + * Kickstart next transfer if appropriate; + * the packet that just completed might not + * be transmitted for hours or days. + * REVISIT for double buffering... + * FIXME revisit for stalls too... + */ + musb_ep_select(mbase, epnum); + csr = musb_readw(epio, MUSB_TXCSR); + if (csr & MUSB_TXCSR_FIFONOTEMPTY) + return; + + request = musb_ep->desc ? next_request(musb_ep) : NULL; + if (!request) { + DBG(4, "%s idle now\n", + musb_ep->end_point.name); + return; } } @@ -556,19 +568,11 @@ static void rxstate(struct musb *musb, struct musb_request *req) { const u8 epnum = req->epnum; struct usb_request *request = &req->request; - struct musb_ep *musb_ep; + struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_out; void __iomem *epio = musb->endpoints[epnum].regs; unsigned fifo_count = 0; - u16 len; + u16 len = musb_ep->packet_sz; u16 csr = musb_readw(epio, MUSB_RXCSR); - struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; - - if (hw_ep->is_shared_fifo) - musb_ep = &hw_ep->ep_in; - else - musb_ep = &hw_ep->ep_out; - - len = musb_ep->packet_sz; /* We shouldn't get here while DMA is active, but we do... */ if (dma_channel_status(musb_ep->dma) == MUSB_DMA_STATUS_BUSY) { @@ -643,8 +647,8 @@ static void rxstate(struct musb *musb, struct musb_request *req) */ csr |= MUSB_RXCSR_DMAENAB; - csr |= MUSB_RXCSR_AUTOCLEAR; #ifdef USE_MODE1 + csr |= MUSB_RXCSR_AUTOCLEAR; /* csr |= MUSB_RXCSR_DMAMODE; */ /* this special sequence (enabling and then @@ -659,11 +663,10 @@ static void rxstate(struct musb *musb, struct musb_request *req) if (request->actual < request->length) { int transfer_size = 0; #ifdef USE_MODE1 - transfer_size = min(request->length - request->actual, + transfer_size = min(request->length, channel->max_len); #else - transfer_size = min(request->length - request->actual, - (unsigned)len); + transfer_size = len; #endif if (transfer_size <= musb_ep->packet_sz) musb_ep->dma->desired_mode = 0; @@ -737,15 +740,9 @@ void musb_g_rx(struct musb *musb, u8 epnum) u16 csr; struct usb_request *request; void __iomem *mbase = musb->mregs; - struct musb_ep *musb_ep; + struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_out; void __iomem *epio = musb->endpoints[epnum].regs; struct dma_channel *dma; - struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; - - if (hw_ep->is_shared_fifo) - musb_ep = &hw_ep->ep_in; - else - musb_ep = &hw_ep->ep_out; musb_ep_select(mbase, epnum); @@ -1084,7 +1081,7 @@ struct free_record { /* * Context: controller locked, IRQs blocked. */ -void musb_ep_restart(struct musb *musb, struct musb_request *req) +static void musb_ep_restart(struct musb *musb, struct musb_request *req) { DBG(3, "<== %s request %p len %u on hw_ep%d\n", req->tx ? "TX/IN" : "RX/OUT", diff --git a/trunk/drivers/usb/musb/musb_gadget.h b/trunk/drivers/usb/musb/musb_gadget.h index 572b1da7f2dc..c8b140325d82 100644 --- a/trunk/drivers/usb/musb/musb_gadget.h +++ b/trunk/drivers/usb/musb/musb_gadget.h @@ -105,6 +105,4 @@ extern void musb_gadget_cleanup(struct musb *); extern void musb_g_giveback(struct musb_ep *, struct usb_request *, int); -extern void musb_ep_restart(struct musb *, struct musb_request *); - #endif /* __MUSB_GADGET_H */ diff --git a/trunk/drivers/usb/musb/musb_gadget_ep0.c b/trunk/drivers/usb/musb/musb_gadget_ep0.c index 6dd03f4c5f49..59bef8f3a358 100644 --- a/trunk/drivers/usb/musb/musb_gadget_ep0.c +++ b/trunk/drivers/usb/musb/musb_gadget_ep0.c @@ -261,7 +261,6 @@ __acquires(musb->lock) ctrlrequest->wIndex & 0x0f; struct musb_ep *musb_ep; struct musb_hw_ep *ep; - struct musb_request *request; void __iomem *regs; int is_in; u16 csr; @@ -303,14 +302,6 @@ __acquires(musb->lock) musb_writew(regs, MUSB_RXCSR, csr); } - /* Maybe start the first request in the queue */ - request = to_musb_request( - next_request(musb_ep)); - if (!musb_ep->busy && request) { - DBG(3, "restarting the request\n"); - musb_ep_restart(musb, request); - } - /* select ep0 again */ musb_ep_select(mbase, 0); } break; diff --git a/trunk/drivers/usb/musb/musb_host.c b/trunk/drivers/usb/musb/musb_host.c index 9e65c47cc98b..877d20b1dff9 100644 --- a/trunk/drivers/usb/musb/musb_host.c +++ b/trunk/drivers/usb/musb/musb_host.c @@ -660,12 +660,6 @@ static bool musb_tx_dma_program(struct dma_controller *dma, qh->segsize = length; - /* - * Ensure the data reaches to main memory before starting - * DMA transfer - */ - wmb(); - if (!dma->channel_program(channel, pkt_size, mode, urb->transfer_dma + offset, length)) { dma->channel_release(channel); diff --git a/trunk/fs/ocfs2/acl.c b/trunk/fs/ocfs2/acl.c index 391915093fe1..a76e0aa5cd3f 100644 --- a/trunk/fs/ocfs2/acl.c +++ b/trunk/fs/ocfs2/acl.c @@ -209,10 +209,7 @@ static int ocfs2_acl_set_mode(struct inode *inode, struct buffer_head *di_bh, } inode->i_mode = new_mode; - inode->i_ctime = CURRENT_TIME; di->i_mode = cpu_to_le16(inode->i_mode); - di->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec); - di->i_ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec); ocfs2_journal_dirty(handle, di_bh); diff --git a/trunk/fs/ocfs2/cluster/tcp.c b/trunk/fs/ocfs2/cluster/tcp.c index cbe2f057cc28..1361997cf205 100644 --- a/trunk/fs/ocfs2/cluster/tcp.c +++ b/trunk/fs/ocfs2/cluster/tcp.c @@ -977,7 +977,7 @@ static int o2net_tx_can_proceed(struct o2net_node *nn, int o2net_send_message_vec(u32 msg_type, u32 key, struct kvec *caller_vec, size_t caller_veclen, u8 target_node, int *status) { - int ret = 0; + int ret; struct o2net_msg *msg = NULL; size_t veclen, caller_bytes = 0; struct kvec *vec = NULL; diff --git a/trunk/fs/ocfs2/dir.c b/trunk/fs/ocfs2/dir.c index c49f6de0e7ab..f04ebcfffc4a 100644 --- a/trunk/fs/ocfs2/dir.c +++ b/trunk/fs/ocfs2/dir.c @@ -3931,15 +3931,6 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir, goto out_commit; } - cpos = split_hash; - ret = ocfs2_dx_dir_new_cluster(dir, &et, cpos, handle, - data_ac, meta_ac, new_dx_leaves, - num_dx_leaves); - if (ret) { - mlog_errno(ret); - goto out_commit; - } - for (i = 0; i < num_dx_leaves; i++) { ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), orig_dx_leaves[i], @@ -3948,14 +3939,15 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir, mlog_errno(ret); goto out_commit; } + } - ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), - new_dx_leaves[i], - OCFS2_JOURNAL_ACCESS_WRITE); - if (ret) { - mlog_errno(ret); - goto out_commit; - } + cpos = split_hash; + ret = ocfs2_dx_dir_new_cluster(dir, &et, cpos, handle, + data_ac, meta_ac, new_dx_leaves, + num_dx_leaves); + if (ret) { + mlog_errno(ret); + goto out_commit; } ocfs2_dx_dir_transfer_leaf(dir, split_hash, handle, tmp_dx_leaf, diff --git a/trunk/fs/ocfs2/dlm/dlmcommon.h b/trunk/fs/ocfs2/dlm/dlmcommon.h index 765298908f1d..4b6ae2c13b47 100644 --- a/trunk/fs/ocfs2/dlm/dlmcommon.h +++ b/trunk/fs/ocfs2/dlm/dlmcommon.h @@ -1030,7 +1030,6 @@ int dlm_drop_lockres_ref(struct dlm_ctxt *dlm, struct dlm_lock_resource *res); void dlm_clean_master_list(struct dlm_ctxt *dlm, u8 dead_node); -void dlm_force_free_mles(struct dlm_ctxt *dlm); int dlm_lock_basts_flushed(struct dlm_ctxt *dlm, struct dlm_lock *lock); int __dlm_lockres_has_locks(struct dlm_lock_resource *res); int __dlm_lockres_unused(struct dlm_lock_resource *res); diff --git a/trunk/fs/ocfs2/dlm/dlmdebug.c b/trunk/fs/ocfs2/dlm/dlmdebug.c index 901ca52bf86b..5efdd37dfe48 100644 --- a/trunk/fs/ocfs2/dlm/dlmdebug.c +++ b/trunk/fs/ocfs2/dlm/dlmdebug.c @@ -636,14 +636,8 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos) spin_lock(&dlm->track_lock); if (oldres) track_list = &oldres->tracking; - else { + else track_list = &dlm->tracking_list; - if (list_empty(track_list)) { - dl = NULL; - spin_unlock(&dlm->track_lock); - goto bail; - } - } list_for_each_entry(res, track_list, tracking) { if (&res->tracking == &dlm->tracking_list) @@ -666,7 +660,6 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos) } else dl = NULL; -bail: /* passed to seq_show */ return dl; } diff --git a/trunk/fs/ocfs2/dlm/dlmdomain.c b/trunk/fs/ocfs2/dlm/dlmdomain.c index 11a5c87fd7f7..153abb5abef0 100644 --- a/trunk/fs/ocfs2/dlm/dlmdomain.c +++ b/trunk/fs/ocfs2/dlm/dlmdomain.c @@ -693,7 +693,6 @@ void dlm_unregister_domain(struct dlm_ctxt *dlm) dlm_mark_domain_leaving(dlm); dlm_leave_domain(dlm); - dlm_force_free_mles(dlm); dlm_complete_dlm_shutdown(dlm); } dlm_put(dlm); diff --git a/trunk/fs/ocfs2/dlm/dlmmaster.c b/trunk/fs/ocfs2/dlm/dlmmaster.c index f564b0e5f80d..ffb4c68dafa4 100644 --- a/trunk/fs/ocfs2/dlm/dlmmaster.c +++ b/trunk/fs/ocfs2/dlm/dlmmaster.c @@ -3433,43 +3433,3 @@ void dlm_lockres_release_ast(struct dlm_ctxt *dlm, wake_up(&res->wq); wake_up(&dlm->migration_wq); } - -void dlm_force_free_mles(struct dlm_ctxt *dlm) -{ - int i; - struct hlist_head *bucket; - struct dlm_master_list_entry *mle; - struct hlist_node *tmp, *list; - - /* - * We notified all other nodes that we are exiting the domain and - * marked the dlm state to DLM_CTXT_LEAVING. If any mles are still - * around we force free them and wake any processes that are waiting - * on the mles - */ - spin_lock(&dlm->spinlock); - spin_lock(&dlm->master_lock); - - BUG_ON(dlm->dlm_state != DLM_CTXT_LEAVING); - BUG_ON((find_next_bit(dlm->domain_map, O2NM_MAX_NODES, 0) < O2NM_MAX_NODES)); - - for (i = 0; i < DLM_HASH_BUCKETS; i++) { - bucket = dlm_master_hash(dlm, i); - hlist_for_each_safe(list, tmp, bucket) { - mle = hlist_entry(list, struct dlm_master_list_entry, - master_hash_node); - if (mle->type != DLM_MLE_BLOCK) { - mlog(ML_ERROR, "bad mle: %p\n", mle); - dlm_print_one_mle(mle); - } - atomic_set(&mle->woken, 1); - wake_up(&mle->wq); - - __dlm_unlink_mle(dlm, mle); - __dlm_mle_detach_hb_events(dlm, mle); - __dlm_put_mle(mle); - } - } - spin_unlock(&dlm->master_lock); - spin_unlock(&dlm->spinlock); -} diff --git a/trunk/fs/ocfs2/dlmglue.h b/trunk/fs/ocfs2/dlmglue.h index 1d596d8c4a4a..d1ce48e1b3d6 100644 --- a/trunk/fs/ocfs2/dlmglue.h +++ b/trunk/fs/ocfs2/dlmglue.h @@ -84,7 +84,6 @@ enum { OI_LS_PARENT, OI_LS_RENAME1, OI_LS_RENAME2, - OI_LS_REFLINK_TARGET, }; int ocfs2_dlm_init(struct ocfs2_super *osb); diff --git a/trunk/fs/ocfs2/ocfs2_fs.h b/trunk/fs/ocfs2/ocfs2_fs.h index fa31d05e41b7..33f1c9a8258d 100644 --- a/trunk/fs/ocfs2/ocfs2_fs.h +++ b/trunk/fs/ocfs2/ocfs2_fs.h @@ -235,31 +235,18 @@ #define OCFS2_HAS_REFCOUNT_FL (0x0010) /* Inode attributes, keep in sync with EXT2 */ -#define OCFS2_SECRM_FL FS_SECRM_FL /* Secure deletion */ -#define OCFS2_UNRM_FL FS_UNRM_FL /* Undelete */ -#define OCFS2_COMPR_FL FS_COMPR_FL /* Compress file */ -#define OCFS2_SYNC_FL FS_SYNC_FL /* Synchronous updates */ -#define OCFS2_IMMUTABLE_FL FS_IMMUTABLE_FL /* Immutable file */ -#define OCFS2_APPEND_FL FS_APPEND_FL /* writes to file may only append */ -#define OCFS2_NODUMP_FL FS_NODUMP_FL /* do not dump file */ -#define OCFS2_NOATIME_FL FS_NOATIME_FL /* do not update atime */ -/* Reserved for compression usage... */ -#define OCFS2_DIRTY_FL FS_DIRTY_FL -#define OCFS2_COMPRBLK_FL FS_COMPRBLK_FL /* One or more compressed clusters */ -#define OCFS2_NOCOMP_FL FS_NOCOMP_FL /* Don't compress */ -#define OCFS2_ECOMPR_FL FS_ECOMPR_FL /* Compression error */ -/* End compression flags --- maybe not all used */ -#define OCFS2_BTREE_FL FS_BTREE_FL /* btree format dir */ -#define OCFS2_INDEX_FL FS_INDEX_FL /* hash-indexed directory */ -#define OCFS2_IMAGIC_FL FS_IMAGIC_FL /* AFS directory */ -#define OCFS2_JOURNAL_DATA_FL FS_JOURNAL_DATA_FL /* Reserved for ext3 */ -#define OCFS2_NOTAIL_FL FS_NOTAIL_FL /* file tail should not be merged */ -#define OCFS2_DIRSYNC_FL FS_DIRSYNC_FL /* dirsync behaviour (directories only) */ -#define OCFS2_TOPDIR_FL FS_TOPDIR_FL /* Top of directory hierarchies*/ -#define OCFS2_RESERVED_FL FS_RESERVED_FL /* reserved for ext2 lib */ - -#define OCFS2_FL_VISIBLE FS_FL_USER_VISIBLE /* User visible flags */ -#define OCFS2_FL_MODIFIABLE FS_FL_USER_MODIFIABLE /* User modifiable flags */ +#define OCFS2_SECRM_FL (0x00000001) /* Secure deletion */ +#define OCFS2_UNRM_FL (0x00000002) /* Undelete */ +#define OCFS2_COMPR_FL (0x00000004) /* Compress file */ +#define OCFS2_SYNC_FL (0x00000008) /* Synchronous updates */ +#define OCFS2_IMMUTABLE_FL (0x00000010) /* Immutable file */ +#define OCFS2_APPEND_FL (0x00000020) /* writes to file may only append */ +#define OCFS2_NODUMP_FL (0x00000040) /* do not dump file */ +#define OCFS2_NOATIME_FL (0x00000080) /* do not update atime */ +#define OCFS2_DIRSYNC_FL (0x00010000) /* dirsync behaviour (directories only) */ + +#define OCFS2_FL_VISIBLE (0x000100FF) /* User visible flags */ +#define OCFS2_FL_MODIFIABLE (0x000100FF) /* User modifiable flags */ /* * Extent record flags (e_node.leaf.flags) diff --git a/trunk/fs/ocfs2/ocfs2_ioctl.h b/trunk/fs/ocfs2/ocfs2_ioctl.h index 5d241505690b..2d3420af1a83 100644 --- a/trunk/fs/ocfs2/ocfs2_ioctl.h +++ b/trunk/fs/ocfs2/ocfs2_ioctl.h @@ -23,10 +23,10 @@ /* * ioctl commands */ -#define OCFS2_IOC_GETFLAGS FS_IOC_GETFLAGS -#define OCFS2_IOC_SETFLAGS FS_IOC_SETFLAGS -#define OCFS2_IOC32_GETFLAGS FS_IOC32_GETFLAGS -#define OCFS2_IOC32_SETFLAGS FS_IOC32_SETFLAGS +#define OCFS2_IOC_GETFLAGS _IOR('f', 1, long) +#define OCFS2_IOC_SETFLAGS _IOW('f', 2, long) +#define OCFS2_IOC32_GETFLAGS _IOR('f', 1, int) +#define OCFS2_IOC32_SETFLAGS _IOW('f', 2, int) /* * Space reservation / allocation / free ioctls and argument structure diff --git a/trunk/fs/ocfs2/refcounttree.c b/trunk/fs/ocfs2/refcounttree.c index efdd75607406..0afeda83120f 100644 --- a/trunk/fs/ocfs2/refcounttree.c +++ b/trunk/fs/ocfs2/refcounttree.c @@ -4201,9 +4201,8 @@ static int __ocfs2_reflink(struct dentry *old_dentry, goto out; } - mutex_lock_nested(&new_inode->i_mutex, I_MUTEX_CHILD); - ret = ocfs2_inode_lock_nested(new_inode, &new_bh, 1, - OI_LS_REFLINK_TARGET); + mutex_lock(&new_inode->i_mutex); + ret = ocfs2_inode_lock(new_inode, &new_bh, 1); if (ret) { mlog_errno(ret); goto out_unlock; diff --git a/trunk/fs/ocfs2/reservations.c b/trunk/fs/ocfs2/reservations.c index 3e78db361bc7..d8b6e4259b80 100644 --- a/trunk/fs/ocfs2/reservations.c +++ b/trunk/fs/ocfs2/reservations.c @@ -732,23 +732,25 @@ int ocfs2_resmap_resv_bits(struct ocfs2_reservation_map *resmap, struct ocfs2_alloc_reservation *resv, int *cstart, int *clen) { + unsigned int wanted = *clen; + if (resv == NULL || ocfs2_resmap_disabled(resmap)) return -ENOSPC; spin_lock(&resv_lock); - if (ocfs2_resv_empty(resv)) { - /* - * We don't want to over-allocate for temporary - * windows. Otherwise, we run the risk of fragmenting the - * allocation space. - */ - unsigned int wanted = ocfs2_resv_window_bits(resmap, resv); - - if ((resv->r_flags & OCFS2_RESV_FLAG_TMP) || wanted < *clen) - wanted = *clen; + /* + * We don't want to over-allocate for temporary + * windows. Otherwise, we run the risk of fragmenting the + * allocation space. + */ + wanted = ocfs2_resv_window_bits(resmap, resv); + if ((resv->r_flags & OCFS2_RESV_FLAG_TMP) || wanted < *clen) + wanted = *clen; + if (ocfs2_resv_empty(resv)) { mlog(0, "empty reservation, find new window\n"); + /* * Try to get a window here. If it works, we must fall * through and test the bitmap . This avoids some diff --git a/trunk/fs/ocfs2/suballoc.c b/trunk/fs/ocfs2/suballoc.c index 849c2f0e0a0e..8a286f54dca1 100644 --- a/trunk/fs/ocfs2/suballoc.c +++ b/trunk/fs/ocfs2/suballoc.c @@ -357,7 +357,7 @@ int ocfs2_read_group_descriptor(struct inode *inode, struct ocfs2_dinode *di, static void ocfs2_bg_discontig_add_extent(struct ocfs2_super *osb, struct ocfs2_group_desc *bg, struct ocfs2_chain_list *cl, - u64 p_blkno, unsigned int clusters) + u64 p_blkno, u32 clusters) { struct ocfs2_extent_list *el = &bg->bg_list; struct ocfs2_extent_rec *rec; @@ -369,7 +369,7 @@ static void ocfs2_bg_discontig_add_extent(struct ocfs2_super *osb, rec->e_blkno = cpu_to_le64(p_blkno); rec->e_cpos = cpu_to_le32(le16_to_cpu(bg->bg_bits) / le16_to_cpu(cl->cl_bpc)); - rec->e_leaf_clusters = cpu_to_le16(clusters); + rec->e_leaf_clusters = cpu_to_le32(clusters); le16_add_cpu(&bg->bg_bits, clusters * le16_to_cpu(cl->cl_bpc)); le16_add_cpu(&bg->bg_free_bits_count, clusters * le16_to_cpu(cl->cl_bpc)); diff --git a/trunk/fs/ocfs2/xattr.c b/trunk/fs/ocfs2/xattr.c index 06fa5e77c40e..d03469f61801 100644 --- a/trunk/fs/ocfs2/xattr.c +++ b/trunk/fs/ocfs2/xattr.c @@ -1286,11 +1286,13 @@ int ocfs2_xattr_get_nolock(struct inode *inode, xis.inode_bh = xbs.inode_bh = di_bh; di = (struct ocfs2_dinode *)di_bh->b_data; + down_read(&oi->ip_xattr_sem); ret = ocfs2_xattr_ibody_get(inode, name_index, name, buffer, buffer_size, &xis); if (ret == -ENODATA && di->i_xattr_loc) ret = ocfs2_xattr_block_get(inode, name_index, name, buffer, buffer_size, &xbs); + up_read(&oi->ip_xattr_sem); return ret; } @@ -1314,10 +1316,8 @@ static int ocfs2_xattr_get(struct inode *inode, mlog_errno(ret); return ret; } - down_read(&OCFS2_I(inode)->ip_xattr_sem); ret = ocfs2_xattr_get_nolock(inode, di_bh, name_index, name, buffer, buffer_size); - up_read(&OCFS2_I(inode)->ip_xattr_sem); ocfs2_inode_unlock(inode, 0); diff --git a/trunk/include/linux/pci_ids.h b/trunk/include/linux/pci_ids.h index 570fddeb0388..10d33309e9a6 100644 --- a/trunk/include/linux/pci_ids.h +++ b/trunk/include/linux/pci_ids.h @@ -393,9 +393,6 @@ #define PCI_DEVICE_ID_VLSI_82C147 0x0105 #define PCI_DEVICE_ID_VLSI_VAS96011 0x0702 -/* AMD RD890 Chipset */ -#define PCI_DEVICE_ID_RD890_IOMMU 0x5a23 - #define PCI_VENDOR_ID_ADL 0x1005 #define PCI_DEVICE_ID_ADL_2301 0x2301 diff --git a/trunk/mm/fremap.c b/trunk/mm/fremap.c index ec520c7b28df..46f5dacf90a2 100644 --- a/trunk/mm/fremap.c +++ b/trunk/mm/fremap.c @@ -125,6 +125,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, { struct mm_struct *mm = current->mm; struct address_space *mapping; + unsigned long end = start + size; struct vm_area_struct *vma; int err = -EINVAL; int has_write_lock = 0; @@ -141,10 +142,6 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, if (start + size <= start) return err; - /* Does pgoff wrap? */ - if (pgoff + (size >> PAGE_SHIFT) < pgoff) - return err; - /* Can we represent this offset inside this architecture's pte's? */ #if PTE_FILE_MAX_BITS < BITS_PER_LONG if (pgoff + (size >> PAGE_SHIFT) >= (1UL << PTE_FILE_MAX_BITS)) @@ -171,7 +168,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, if (!(vma->vm_flags & VM_CAN_NONLINEAR)) goto out; - if (start < vma->vm_start || start + size > vma->vm_end) + if (end <= start || start < vma->vm_start || end > vma->vm_end) goto out; /* Must set VM_NONLINEAR before any pages are populated. */ diff --git a/trunk/mm/hugetlb.c b/trunk/mm/hugetlb.c index c03273807182..cc5be788a39f 100644 --- a/trunk/mm/hugetlb.c +++ b/trunk/mm/hugetlb.c @@ -2324,8 +2324,11 @@ static int hugetlb_cow(struct mm_struct *mm, struct vm_area_struct *vma, * and just make the page writable */ avoidcopy = (page_mapcount(old_page) == 1); if (avoidcopy) { - if (PageAnon(old_page)) - page_move_anon_rmap(old_page, vma, address); + if (!trylock_page(old_page)) { + if (PageAnon(old_page)) + page_move_anon_rmap(old_page, vma, address); + } else + unlock_page(old_page); set_huge_ptep_writable(vma, address, ptep); return 0; } @@ -2401,7 +2404,7 @@ static int hugetlb_cow(struct mm_struct *mm, struct vm_area_struct *vma, set_huge_pte_at(mm, address, ptep, make_huge_pte(vma, new_page, 1)); page_remove_rmap(old_page); - hugepage_add_new_anon_rmap(new_page, vma, address); + hugepage_add_anon_rmap(new_page, vma, address); /* Make the old page be freed below */ new_page = old_page; mmu_notifier_invalidate_range_end(mm, @@ -2628,16 +2631,10 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, vma, address); } - /* - * hugetlb_cow() requires page locks of pte_page(entry) and - * pagecache_page, so here we need take the former one - * when page != pagecache_page or !pagecache_page. - * Note that locking order is always pagecache_page -> page, - * so no worry about deadlock. - */ - page = pte_page(entry); - if (page != pagecache_page) + if (!pagecache_page) { + page = pte_page(entry); lock_page(page); + } spin_lock(&mm->page_table_lock); /* Check for a racing update before calling hugetlb_cow */ @@ -2664,8 +2661,9 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, if (pagecache_page) { unlock_page(pagecache_page); put_page(pagecache_page); + } else { + unlock_page(page); } - unlock_page(page); out_mutex: mutex_unlock(&hugetlb_instantiation_mutex); diff --git a/trunk/mm/rmap.c b/trunk/mm/rmap.c index 9d2ba01bd4f9..f6f0d2dda2ea 100644 --- a/trunk/mm/rmap.c +++ b/trunk/mm/rmap.c @@ -1564,14 +1564,13 @@ static void __hugepage_set_anon_rmap(struct page *page, struct vm_area_struct *vma, unsigned long address, int exclusive) { struct anon_vma *anon_vma = vma->anon_vma; - BUG_ON(!anon_vma); - - if (PageAnon(page)) - return; - if (!exclusive) - anon_vma = anon_vma->root; - + if (!exclusive) { + struct anon_vma_chain *avc; + avc = list_entry(vma->anon_vma_chain.prev, + struct anon_vma_chain, same_vma); + anon_vma = avc->anon_vma; + } anon_vma = (void *) anon_vma + PAGE_MAPPING_ANON; page->mapping = (struct address_space *) anon_vma; page->index = linear_page_index(vma, address); @@ -1582,8 +1581,6 @@ void hugepage_add_anon_rmap(struct page *page, { struct anon_vma *anon_vma = vma->anon_vma; int first; - - BUG_ON(!PageLocked(page)); BUG_ON(!anon_vma); BUG_ON(address < vma->vm_start || address >= vma->vm_end); first = atomic_inc_and_test(&page->_mapcount); diff --git a/trunk/security/tomoyo/common.c b/trunk/security/tomoyo/common.c index ef43995119a4..c668b447c725 100644 --- a/trunk/security/tomoyo/common.c +++ b/trunk/security/tomoyo/common.c @@ -1416,15 +1416,19 @@ static char *tomoyo_print_header(struct tomoyo_request_info *r) const pid_t gpid = task_pid_nr(current); static const int tomoyo_buffer_len = 4096; char *buffer = kmalloc(tomoyo_buffer_len, GFP_NOFS); + pid_t ppid; if (!buffer) return NULL; do_gettimeofday(&tv); + rcu_read_lock(); + ppid = task_tgid_vnr(current->real_parent); + rcu_read_unlock(); snprintf(buffer, tomoyo_buffer_len - 1, "#timestamp=%lu profile=%u mode=%s (global-pid=%u)" " task={ pid=%u ppid=%u uid=%u gid=%u euid=%u" " egid=%u suid=%u sgid=%u fsuid=%u fsgid=%u }", tv.tv_sec, r->profile, tomoyo_mode[r->mode], gpid, - (pid_t) sys_getpid(), (pid_t) sys_getppid(), + task_tgid_vnr(current), ppid, current_uid(), current_gid(), current_euid(), current_egid(), current_suid(), current_sgid(), current_fsuid(), current_fsgid()); diff --git a/trunk/security/tomoyo/common.h b/trunk/security/tomoyo/common.h index 04454cb7b24a..7c66bd898782 100644 --- a/trunk/security/tomoyo/common.h +++ b/trunk/security/tomoyo/common.h @@ -689,9 +689,6 @@ struct tomoyo_profile { /********** Function prototypes. **********/ -extern asmlinkage long sys_getpid(void); -extern asmlinkage long sys_getppid(void); - /* Check whether the given string starts with the given keyword. */ bool tomoyo_str_starts(char **src, const char *find); /* Get tomoyo_realpath() of current process. */ diff --git a/trunk/sound/pci/hda/patch_analog.c b/trunk/sound/pci/hda/patch_analog.c index 10bbbaf6ebc3..b697fd2a6f8b 100644 --- a/trunk/sound/pci/hda/patch_analog.c +++ b/trunk/sound/pci/hda/patch_analog.c @@ -3641,7 +3641,6 @@ static struct snd_pci_quirk ad1984_cfg_tbl[] = { /* Lenovo Thinkpad T61/X61 */ SND_PCI_QUIRK_VENDOR(0x17aa, "Lenovo Thinkpad", AD1984_THINKPAD), SND_PCI_QUIRK(0x1028, 0x0214, "Dell T3400", AD1984_DELL_DESKTOP), - SND_PCI_QUIRK(0x1028, 0x0233, "Dell Latitude E6400", AD1984_DELL_DESKTOP), {} }; diff --git a/trunk/sound/pci/hda/patch_realtek.c b/trunk/sound/pci/hda/patch_realtek.c index a432e6efd19b..a1312a6c8af2 100644 --- a/trunk/sound/pci/hda/patch_realtek.c +++ b/trunk/sound/pci/hda/patch_realtek.c @@ -1594,22 +1594,12 @@ static void alc_auto_parse_digital(struct hda_codec *codec) } if (spec->autocfg.dig_in_pin) { - dig_nid = codec->start_nid; - for (i = 0; i < codec->num_nodes; i++, dig_nid++) { - unsigned int wcaps = get_wcaps(codec, dig_nid); - if (get_wcaps_type(wcaps) != AC_WID_AUD_IN) - continue; - if (!(wcaps & AC_WCAP_DIGITAL)) - continue; - if (!(wcaps & AC_WCAP_CONN_LIST)) - continue; - err = get_connection_index(codec, dig_nid, - spec->autocfg.dig_in_pin); - if (err >= 0) { - spec->dig_in_nid = dig_nid; - break; - } - } + hda_nid_t dig_nid; + err = snd_hda_get_connections(codec, + spec->autocfg.dig_in_pin, + &dig_nid, 1); + if (err > 0) + spec->dig_in_nid = dig_nid; } } diff --git a/trunk/sound/pci/oxygen/oxygen.c b/trunk/sound/pci/oxygen/oxygen.c index 6c0a11adb2a8..289cb4dacfc7 100644 --- a/trunk/sound/pci/oxygen/oxygen.c +++ b/trunk/sound/pci/oxygen/oxygen.c @@ -543,10 +543,6 @@ static int __devinit get_oxygen_model(struct oxygen *chip, chip->model.suspend = claro_suspend; chip->model.resume = claro_resume; chip->model.set_adc_params = set_ak5385_params; - chip->model.device_config = PLAYBACK_0_TO_I2S | - PLAYBACK_1_TO_SPDIF | - CAPTURE_0_FROM_I2S_2 | - CAPTURE_1_FROM_SPDIF; break; } if (id->driver_data == MODEL_MERIDIAN || diff --git a/trunk/sound/pci/rme9652/hdsp.c b/trunk/sound/pci/rme9652/hdsp.c index d6fa7bfd9aa1..b92adef8e81e 100644 --- a/trunk/sound/pci/rme9652/hdsp.c +++ b/trunk/sound/pci/rme9652/hdsp.c @@ -4609,7 +4609,6 @@ static int snd_hdsp_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, unsigne if (err < 0) return err; - memset(&info, 0, sizeof(info)); spin_lock_irqsave(&hdsp->lock, flags); info.pref_sync_ref = (unsigned char)hdsp_pref_sync_ref(hdsp); info.wordclock_sync_check = (unsigned char)hdsp_wc_sync_check(hdsp); diff --git a/trunk/sound/pci/rme9652/hdspm.c b/trunk/sound/pci/rme9652/hdspm.c index 0c98ef9156d8..547b713d7204 100644 --- a/trunk/sound/pci/rme9652/hdspm.c +++ b/trunk/sound/pci/rme9652/hdspm.c @@ -4127,7 +4127,6 @@ static int snd_hdspm_hwdep_ioctl(struct snd_hwdep * hw, struct file *file, case SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO: - memset(&info, 0, sizeof(info)); spin_lock_irq(&hdspm->lock); info.pref_sync_ref = hdspm_pref_sync_ref(hdspm); info.wordclock_sync_check = hdspm_wc_sync_check(hdspm); diff --git a/trunk/sound/soc/sh/migor.c b/trunk/sound/soc/sh/migor.c index 87e2b7fcbf17..b823a5c9b9bc 100644 --- a/trunk/sound/soc/sh/migor.c +++ b/trunk/sound/soc/sh/migor.c @@ -12,7 +12,6 @@ #include #include -#include #include #include @@ -41,12 +40,12 @@ static struct clk_ops siumckb_clk_ops = { }; static struct clk siumckb_clk = { + .name = "siumckb_clk", + .id = -1, .ops = &siumckb_clk_ops, .rate = 0, /* initialised at run-time */ }; -static struct clk_lookup *siumckb_lookup; - static int migor_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { @@ -181,13 +180,6 @@ static int __init migor_init(void) if (ret < 0) return ret; - siumckb_lookup = clkdev_alloc(&siumckb_clk, "siumckb_clk", NULL); - if (!siumckb_lookup) { - ret = -ENOMEM; - goto eclkdevalloc; - } - clkdev_add(siumckb_lookup); - /* Port number used on this machine: port B */ migor_snd_device = platform_device_alloc("soc-audio", 1); if (!migor_snd_device) { @@ -208,15 +200,12 @@ static int __init migor_init(void) epdevadd: platform_device_put(migor_snd_device); epdevalloc: - clkdev_drop(siumckb_lookup); -eclkdevalloc: clk_unregister(&siumckb_clk); return ret; } static void __exit migor_exit(void) { - clkdev_drop(siumckb_lookup); clk_unregister(&siumckb_clk); platform_device_unregister(migor_snd_device); } diff --git a/trunk/sound/soc/soc-cache.c b/trunk/sound/soc/soc-cache.c index f6b0d2829ea9..adbc68ce9050 100644 --- a/trunk/sound/soc/soc-cache.c +++ b/trunk/sound/soc/soc-cache.c @@ -203,9 +203,8 @@ static int snd_soc_8_16_write(struct snd_soc_codec *codec, unsigned int reg, data[1] = (value >> 8) & 0xff; data[2] = value & 0xff; - if (!snd_soc_codec_volatile_register(codec, reg) - && reg < codec->reg_cache_size) - reg_cache[reg] = value; + if (!snd_soc_codec_volatile_register(codec, reg)) + reg_cache[reg] = value; if (codec->cache_only) { codec->cache_sync = 1; diff --git a/trunk/virt/kvm/eventfd.c b/trunk/virt/kvm/eventfd.c index c1f1e3c62984..66cf65b510b1 100644 --- a/trunk/virt/kvm/eventfd.c +++ b/trunk/virt/kvm/eventfd.c @@ -218,6 +218,7 @@ kvm_irqfd_assign(struct kvm *kvm, int fd, int gsi) events = file->f_op->poll(file, &irqfd->pt); list_add_tail(&irqfd->list, &kvm->irqfds.items); + spin_unlock_irq(&kvm->irqfds.lock); /* * Check if there was an event already pending on the eventfd @@ -226,8 +227,6 @@ kvm_irqfd_assign(struct kvm *kvm, int fd, int gsi) if (events & POLLIN) schedule_work(&irqfd->inject); - spin_unlock_irq(&kvm->irqfds.lock); - /* * do not drop the file until the irqfd is fully initialized, otherwise * we might race against the POLLHUP diff --git a/trunk/virt/kvm/kvm_main.c b/trunk/virt/kvm/kvm_main.c index 5186e728c53e..d4853a54771a 100644 --- a/trunk/virt/kvm/kvm_main.c +++ b/trunk/virt/kvm/kvm_main.c @@ -1970,12 +1970,10 @@ static int kvm_cpu_hotplug(struct notifier_block *notifier, unsigned long val, asmlinkage void kvm_handle_fault_on_reboot(void) { - if (kvm_rebooting) { + if (kvm_rebooting) /* spin while reset goes on */ - local_irq_enable(); while (true) ; - } /* Fault while not rebooting. We want the trace. */ BUG(); }