diff --git a/[refs] b/[refs] index e84f9946c94b..7e31fa9a12c6 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 60bdb72e3c2e808228612f672bd8d18e82872de3 +refs/heads/master: 9ecd4e1689208afe9b059a5ce1333acb2f42c4d2 diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS index ceba39bc1b49..50b8148448fd 100644 --- a/trunk/MAINTAINERS +++ b/trunk/MAINTAINERS @@ -1220,7 +1220,7 @@ F: drivers/auxdisplay/ F: include/linux/cfag12864b.h AVR32 ARCHITECTURE -M: Hans-Christian Egtvedt +M: Haavard Skinnemoen W: http://www.atmel.com/products/AVR32/ W: http://avr32linux.org/ W: http://avrfreaks.net/ @@ -1228,7 +1228,7 @@ S: Supported F: arch/avr32/ AVR32/AT32AP MACHINE SUPPORT -M: Hans-Christian Egtvedt +M: Haavard Skinnemoen S: Supported F: arch/avr32/mach-at32ap/ @@ -2199,12 +2199,6 @@ W: http://acpi4asus.sf.net S: Maintained F: drivers/platform/x86/eeepc-laptop.c -EFIFB FRAMEBUFFER DRIVER -L: linux-fbdev@vger.kernel.org -M: Peter Jones -S: Maintained -F: drivers/video/efifb.c - EFS FILESYSTEM W: http://aeschi.ch.eu.org/efs/ S: Orphan @@ -2668,8 +2662,6 @@ 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/ @@ -3907,8 +3899,10 @@ F: Documentation/serial/moxa-smartio F: drivers/char/mxser.* MSI LAPTOP SUPPORT -M: Lee, Chun-Yi +M: Lennart Poettering L: platform-driver-x86@vger.kernel.org +W: https://tango.0pointer.de/mailman/listinfo/s270-linux +W: http://0pointer.de/lennart/tchibo.html S: Maintained F: drivers/platform/x86/msi-laptop.c 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/arm/common/it8152.c b/trunk/arch/arm/common/it8152.c index 1bec96e85196..7974baacafce 100644 --- a/trunk/arch/arm/common/it8152.c +++ b/trunk/arch/arm/common/it8152.c @@ -271,14 +271,6 @@ int dma_needs_bounce(struct device *dev, dma_addr_t dma_addr, size_t size) ((dma_addr + size - PHYS_OFFSET) >= SZ_64M); } -int dma_set_coherent_mask(struct device *dev, u64 mask) -{ - if (mask >= PHYS_OFFSET + SZ_64M - 1) - return 0; - - return -EIO; -} - int __init it8152_pci_setup(int nr, struct pci_sys_data *sys) { it8152_io.start = IT8152_IO_BASE + 0x12000; diff --git a/trunk/arch/arm/mach-ixp4xx/common-pci.c b/trunk/arch/arm/mach-ixp4xx/common-pci.c index 24498a932ba6..61cd4d64b985 100644 --- a/trunk/arch/arm/mach-ixp4xx/common-pci.c +++ b/trunk/arch/arm/mach-ixp4xx/common-pci.c @@ -503,14 +503,6 @@ struct pci_bus * __devinit ixp4xx_scan_bus(int nr, struct pci_sys_data *sys) return pci_scan_bus(sys->busnr, &ixp4xx_ops, sys); } -int dma_set_coherent_mask(struct device *dev, u64 mask) -{ - if (mask >= SZ_64M - 1) - return 0; - - return -EIO; -} - EXPORT_SYMBOL(ixp4xx_pci_read); EXPORT_SYMBOL(ixp4xx_pci_write); diff --git a/trunk/arch/arm/mach-ixp4xx/include/mach/hardware.h b/trunk/arch/arm/mach-ixp4xx/include/mach/hardware.h index 8138371c406e..f91ca6d4fbe8 100644 --- a/trunk/arch/arm/mach-ixp4xx/include/mach/hardware.h +++ b/trunk/arch/arm/mach-ixp4xx/include/mach/hardware.h @@ -26,8 +26,6 @@ #define PCIBIOS_MAX_MEM 0x4BFFFFFF #endif -#define ARCH_HAS_DMA_SET_COHERENT_MASK - #define pcibios_assign_all_busses() 1 /* Register locations and bits */ diff --git a/trunk/arch/arm/mach-pxa/include/mach/hardware.h b/trunk/arch/arm/mach-pxa/include/mach/hardware.h index 428cc7bda9a4..7f64d24cd564 100644 --- a/trunk/arch/arm/mach-pxa/include/mach/hardware.h +++ b/trunk/arch/arm/mach-pxa/include/mach/hardware.h @@ -309,7 +309,7 @@ extern unsigned long get_clock_tick_rate(void); #define PCIBIOS_MIN_IO 0 #define PCIBIOS_MIN_MEM 0 #define pcibios_assign_all_busses() 1 -#define ARCH_HAS_DMA_SET_COHERENT_MASK #endif + #endif /* _ASM_ARCH_HARDWARE_H */ diff --git a/trunk/arch/arm/mach-pxa/include/mach/io.h b/trunk/arch/arm/mach-pxa/include/mach/io.h index fdca3be47d9b..262691fb97d8 100644 --- a/trunk/arch/arm/mach-pxa/include/mach/io.h +++ b/trunk/arch/arm/mach-pxa/include/mach/io.h @@ -6,8 +6,6 @@ #ifndef __ASM_ARM_ARCH_IO_H #define __ASM_ARM_ARCH_IO_H -#include - #define IO_SPACE_LIMIT 0xffffffff /* 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/Kconfig b/trunk/arch/mn10300/Kconfig index 7c2a2f7f8dc1..444b9f918fdf 100644 --- a/trunk/arch/mn10300/Kconfig +++ b/trunk/arch/mn10300/Kconfig @@ -8,6 +8,7 @@ mainmenu "Linux Kernel Configuration" config MN10300 def_bool y select HAVE_OPROFILE + select HAVE_ARCH_TRACEHOOK config AM33 def_bool y diff --git a/trunk/arch/mn10300/include/asm/bitops.h b/trunk/arch/mn10300/include/asm/bitops.h index 3f50e9661076..f49ac49e09ad 100644 --- a/trunk/arch/mn10300/include/asm/bitops.h +++ b/trunk/arch/mn10300/include/asm/bitops.h @@ -229,9 +229,9 @@ int ffs(int x) #include #define ext2_set_bit_atomic(lock, nr, addr) \ - test_and_set_bit((nr), (addr)) + test_and_set_bit((nr) ^ 0x18, (addr)) #define ext2_clear_bit_atomic(lock, nr, addr) \ - test_and_clear_bit((nr), (addr)) + test_and_clear_bit((nr) ^ 0x18, (addr)) #include #include diff --git a/trunk/arch/mn10300/include/asm/signal.h b/trunk/arch/mn10300/include/asm/signal.h index 1865d72a86ff..7e891fce2370 100644 --- a/trunk/arch/mn10300/include/asm/signal.h +++ b/trunk/arch/mn10300/include/asm/signal.h @@ -78,7 +78,7 @@ typedef unsigned long sigset_t; /* These should not be considered constants from userland. */ #define SIGRTMIN 32 -#define SIGRTMAX _NSIG +#define SIGRTMAX (_NSIG-1) /* * SA_FLAGS values: 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/um/kernel/exec.c b/trunk/arch/um/kernel/exec.c index 49b5e1eb3262..cd145eda3579 100644 --- a/trunk/arch/um/kernel/exec.c +++ b/trunk/arch/um/kernel/exec.c @@ -62,7 +62,7 @@ static long execve1(const char *file, return error; } -long um_execve(const char *file, const char __user *const __user *argv, const char __user *const __user *env) +long um_execve(const char *file, char __user *__user *argv, char __user *__user *env) { long err; @@ -72,8 +72,8 @@ long um_execve(const char *file, const char __user *const __user *argv, const ch return err; } -long sys_execve(const char __user *file, const char __user *const __user *argv, - const char __user *const __user *env) +long sys_execve(const char __user *file, char __user *__user *argv, + char __user *__user *env) { long error; char *filename; diff --git a/trunk/arch/um/kernel/internal.h b/trunk/arch/um/kernel/internal.h index 5bf97db24a04..1303a105fe91 100644 --- a/trunk/arch/um/kernel/internal.h +++ b/trunk/arch/um/kernel/internal.h @@ -1 +1 @@ -extern long um_execve(const char *file, const char __user *const __user *argv, const char __user *const __user *env); +extern long um_execve(const char *file, char __user *__user *argv, char __user *__user *env); diff --git a/trunk/arch/um/kernel/syscall.c b/trunk/arch/um/kernel/syscall.c index f958cb876ee3..5ddb246626db 100644 --- a/trunk/arch/um/kernel/syscall.c +++ b/trunk/arch/um/kernel/syscall.c @@ -60,8 +60,8 @@ int kernel_execve(const char *filename, fs = get_fs(); set_fs(KERNEL_DS); - ret = um_execve(filename, (const char __user *const __user *)argv, - (const char __user *const __user *) envp); + ret = um_execve(filename, (char __user *__user *)argv, + (char __user *__user *) envp); set_fs(fs); return ret; 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 0925676266bd..882bbff9d50b 100644 --- a/trunk/arch/x86/kernel/Makefile +++ b/trunk/arch/x86/kernel/Makefile @@ -11,6 +11,7 @@ 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_ftrace.o = -pg CFLAGS_REMOVE_early_printk.o = -pg endif 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/char/ipmi/ipmi_si_intf.c b/trunk/drivers/char/ipmi/ipmi_si_intf.c index 7bd7c45b53ef..3822b4f49c84 100644 --- a/trunk/drivers/char/ipmi/ipmi_si_intf.c +++ b/trunk/drivers/char/ipmi/ipmi_si_intf.c @@ -305,9 +305,6 @@ static int num_force_kipmid; #ifdef CONFIG_PCI static int pci_registered; #endif -#ifdef CONFIG_ACPI -static int pnp_registered; -#endif #ifdef CONFIG_PPC_OF static int of_registered; #endif @@ -2129,7 +2126,7 @@ static int __devinit ipmi_pnp_probe(struct pnp_dev *dev, { struct acpi_device *acpi_dev; struct smi_info *info; - struct resource *res, *res_second; + struct resource *res; acpi_handle handle; acpi_status status; unsigned long long tmp; @@ -2185,13 +2182,13 @@ static int __devinit ipmi_pnp_probe(struct pnp_dev *dev, info->io.addr_data = res->start; info->io.regspacing = DEFAULT_REGSPACING; - res_second = pnp_get_resource(dev, + res = pnp_get_resource(dev, (info->io.addr_type == IPMI_IO_ADDR_SPACE) ? IORESOURCE_IO : IORESOURCE_MEM, 1); - if (res_second) { - if (res_second->start > info->io.addr_data) - info->io.regspacing = res_second->start - info->io.addr_data; + if (res) { + if (res->start > info->io.addr_data) + info->io.regspacing = res->start - info->io.addr_data; } info->io.regsize = DEFAULT_REGSPACING; info->io.regshift = 0; @@ -3362,7 +3359,6 @@ static __devinit int init_ipmi_si(void) #ifdef CONFIG_ACPI pnp_register_driver(&ipmi_pnp_driver); - pnp_registered = 1; #endif #ifdef CONFIG_DMI @@ -3530,8 +3526,7 @@ static __exit void cleanup_ipmi_si(void) pci_unregister_driver(&ipmi_pci_driver); #endif #ifdef CONFIG_ACPI - if (pnp_registered) - pnp_unregister_driver(&ipmi_pnp_driver); + pnp_unregister_driver(&ipmi_pnp_driver); #endif #ifdef CONFIG_PPC_OF 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/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/misc/Kconfig b/trunk/drivers/misc/Kconfig index b74331260744..0b591b658243 100644 --- a/trunk/drivers/misc/Kconfig +++ b/trunk/drivers/misc/Kconfig @@ -368,7 +368,7 @@ config VMWARE_BALLOON If unsure, say N. To compile this driver as a module, choose M here: the - module will be called vmw_balloon. + module will be called vmware_balloon. config ARM_CHARLCD bool "ARM Ltd. Character LCD Driver" diff --git a/trunk/drivers/misc/Makefile b/trunk/drivers/misc/Makefile index 42eab95cde2a..255a80dc9d73 100644 --- a/trunk/drivers/misc/Makefile +++ b/trunk/drivers/misc/Makefile @@ -33,5 +33,5 @@ obj-$(CONFIG_IWMC3200TOP) += iwmc3200top/ obj-$(CONFIG_HMC6352) += hmc6352.o obj-y += eeprom/ obj-y += cb710/ -obj-$(CONFIG_VMWARE_BALLOON) += vmw_balloon.o +obj-$(CONFIG_VMWARE_BALLOON) += vmware_balloon.o obj-$(CONFIG_ARM_CHARLCD) += arm-charlcd.o diff --git a/trunk/drivers/misc/vmw_balloon.c b/trunk/drivers/misc/vmware_balloon.c similarity index 100% rename from trunk/drivers/misc/vmw_balloon.c rename to trunk/drivers/misc/vmware_balloon.c diff --git a/trunk/drivers/pci/intel-iommu.c b/trunk/drivers/pci/intel-iommu.c index 5ac2aa783f58..c3ceebb5be84 100644 --- a/trunk/drivers/pci/intel-iommu.c +++ b/trunk/drivers/pci/intel-iommu.c @@ -71,49 +71,6 @@ #define DMA_32BIT_PFN IOVA_PFN(DMA_BIT_MASK(32)) #define DMA_64BIT_PFN IOVA_PFN(DMA_BIT_MASK(64)) -/* page table handling */ -#define LEVEL_STRIDE (9) -#define LEVEL_MASK (((u64)1 << LEVEL_STRIDE) - 1) - -static inline int agaw_to_level(int agaw) -{ - return agaw + 2; -} - -static inline int agaw_to_width(int agaw) -{ - return 30 + agaw * LEVEL_STRIDE; -} - -static inline int width_to_agaw(int width) -{ - return (width - 30) / LEVEL_STRIDE; -} - -static inline unsigned int level_to_offset_bits(int level) -{ - return (level - 1) * LEVEL_STRIDE; -} - -static inline int pfn_level_offset(unsigned long pfn, int level) -{ - return (pfn >> level_to_offset_bits(level)) & LEVEL_MASK; -} - -static inline unsigned long level_mask(int level) -{ - return -1UL << level_to_offset_bits(level); -} - -static inline unsigned long level_size(int level) -{ - return 1UL << level_to_offset_bits(level); -} - -static inline unsigned long align_to_level(unsigned long pfn, int level) -{ - return (pfn + level_size(level) - 1) & level_mask(level); -} /* VT-d pages must always be _smaller_ than MM pages. Otherwise things are never going to work. */ @@ -477,6 +434,8 @@ void free_iova_mem(struct iova *iova) } +static inline int width_to_agaw(int width); + static int __iommu_calculate_agaw(struct intel_iommu *iommu, int max_gaw) { unsigned long sagaw; @@ -687,6 +646,51 @@ static void free_context_table(struct intel_iommu *iommu) spin_unlock_irqrestore(&iommu->lock, flags); } +/* page table handling */ +#define LEVEL_STRIDE (9) +#define LEVEL_MASK (((u64)1 << LEVEL_STRIDE) - 1) + +static inline int agaw_to_level(int agaw) +{ + return agaw + 2; +} + +static inline int agaw_to_width(int agaw) +{ + return 30 + agaw * LEVEL_STRIDE; + +} + +static inline int width_to_agaw(int width) +{ + return (width - 30) / LEVEL_STRIDE; +} + +static inline unsigned int level_to_offset_bits(int level) +{ + return (level - 1) * LEVEL_STRIDE; +} + +static inline int pfn_level_offset(unsigned long pfn, int level) +{ + return (pfn >> level_to_offset_bits(level)) & LEVEL_MASK; +} + +static inline unsigned long level_mask(int level) +{ + return -1UL << level_to_offset_bits(level); +} + +static inline unsigned long level_size(int level) +{ + return 1UL << level_to_offset_bits(level); +} + +static inline unsigned long align_to_level(unsigned long pfn, int level) +{ + return (pfn + level_size(level) - 1) & level_mask(level); +} + static struct dma_pte *pfn_to_dma_pte(struct dmar_domain *domain, unsigned long pfn) { diff --git a/trunk/drivers/platform/x86/thinkpad_acpi.c b/trunk/drivers/platform/x86/thinkpad_acpi.c index 2d61186ad5a2..e35ed128bdef 100644 --- a/trunk/drivers/platform/x86/thinkpad_acpi.c +++ b/trunk/drivers/platform/x86/thinkpad_acpi.c @@ -3093,8 +3093,7 @@ static const struct tpacpi_quirk tpacpi_hotkey_qtable[] __initconst = { TPACPI_Q_IBM('1', 'D', TPACPI_HK_Q_INIMASK), /* X22, X23, X24 */ }; -typedef u16 tpacpi_keymap_entry_t; -typedef tpacpi_keymap_entry_t tpacpi_keymap_t[TPACPI_HOTKEY_MAP_LEN]; +typedef u16 tpacpi_keymap_t[TPACPI_HOTKEY_MAP_LEN]; static int __init hotkey_init(struct ibm_init_struct *iibm) { @@ -3231,7 +3230,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) }; #define TPACPI_HOTKEY_MAP_SIZE sizeof(tpacpi_keymap_t) -#define TPACPI_HOTKEY_MAP_TYPESIZE sizeof(tpacpi_keymap_entry_t) +#define TPACPI_HOTKEY_MAP_TYPESIZE sizeof(tpacpi_keymap_t[0]) int res, i; int status; diff --git a/trunk/drivers/rtc/rtc-ab3100.c b/trunk/drivers/rtc/rtc-ab3100.c index 261a07e0fb24..d26780ea254b 100644 --- a/trunk/drivers/rtc/rtc-ab3100.c +++ b/trunk/drivers/rtc/rtc-ab3100.c @@ -235,7 +235,6 @@ static int __init ab3100_rtc_probe(struct platform_device *pdev) err = PTR_ERR(rtc); return err; } - platform_set_drvdata(pdev, rtc); return 0; } @@ -245,7 +244,6 @@ static int __exit ab3100_rtc_remove(struct platform_device *pdev) struct rtc_device *rtc = platform_get_drvdata(pdev); rtc_device_unregister(rtc); - platform_set_drvdata(pdev, NULL); return 0; } diff --git a/trunk/drivers/rtc/rtc-s3c.c b/trunk/drivers/rtc/rtc-s3c.c index f57a87f4ae96..a0d3ec89d412 100644 --- a/trunk/drivers/rtc/rtc-s3c.c +++ b/trunk/drivers/rtc/rtc-s3c.c @@ -310,6 +310,11 @@ static int s3c_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm) s3c_rtc_setaie(alrm->enabled); + if (alrm->enabled) + enable_irq_wake(s3c_rtc_alarmno); + else + disable_irq_wake(s3c_rtc_alarmno); + return 0; } @@ -582,10 +587,6 @@ static int s3c_rtc_suspend(struct platform_device *pdev, pm_message_t state) ticnt_en_save &= S3C64XX_RTCCON_TICEN; } s3c_rtc_enable(pdev, 0); - - if (device_may_wakeup(&pdev->dev)) - enable_irq_wake(s3c_rtc_alarmno); - return 0; } @@ -599,10 +600,6 @@ static int s3c_rtc_resume(struct platform_device *pdev) tmp = readb(s3c_rtc_base + S3C2410_RTCCON); writeb(tmp | ticnt_en_save, s3c_rtc_base + S3C2410_RTCCON); } - - if (device_may_wakeup(&pdev->dev)) - disable_irq_wake(s3c_rtc_alarmno); - return 0; } #else 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/drivers/video/console/fbcon.c b/trunk/drivers/video/console/fbcon.c index 7ccc967831f0..84f842331dfa 100644 --- a/trunk/drivers/video/console/fbcon.c +++ b/trunk/drivers/video/console/fbcon.c @@ -3508,7 +3508,7 @@ static void fbcon_exit(void) softback_buf = 0UL; for (i = 0; i < FB_MAX; i++) { - int pending = 0; + int pending; mapped = 0; info = registered_fb[i]; @@ -3516,8 +3516,7 @@ static void fbcon_exit(void) if (info == NULL) continue; - if (info->queue.func) - pending = cancel_work_sync(&info->queue); + pending = cancel_work_sync(&info->queue); DPRINTK("fbcon: %s pending work\n", (pending ? "canceled" : "no")); diff --git a/trunk/drivers/video/efifb.c b/trunk/drivers/video/efifb.c index 70477c2e4b61..815f84b07933 100644 --- a/trunk/drivers/video/efifb.c +++ b/trunk/drivers/video/efifb.c @@ -13,7 +13,7 @@ #include #include #include -#include + #include