---

yaml
---
r: 211030
b: refs/heads/master
c: 245feaa
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9a457a524762edc1bb1ded65b7a75c01738632d5
+refs/heads/master: 245feaa61dbdabffafd47b973595e06abb1288f4

trunk/MAINTAINERS

@@ -3925,8 +3925,10 @@ S:	Supported
 F:	drivers/mfd/
 
 MULTIMEDIA CARD (MMC), SECURE DIGITAL (SD) AND SDIO SUBSYSTEM
-S:	Orphan
+M:	Chris Ball <cjb@laptop.org>
 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/
 
@@ -5097,8 +5099,10 @@ S:	Maintained
 F:	drivers/mmc/host/sdricoh_cs.c
 
 SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) DRIVER
-S:	Orphan
+M:	Chris Ball <cjb@laptop.org>
 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)

trunk/arch/alpha/kernel/entry.S

@@ -914,6 +914,15 @@ 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

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(&current->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(&current->blocked);
+		current->blocked.sig[0] = newmask;
+		recalc_sigpending();
+		spin_unlock_irq(&current->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;

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

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;
 		}
 	}

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;
 

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  */

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];
 };
 
 /*

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

trunk/arch/x86/kernel/amd_iommu.c

@@ -1953,15 +1953,13 @@ 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;
 
 	if ((dma_addr == DMA_ERROR_CODE) ||
 	    (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;
 	}
 }