Merge branch 'linus' into core/locking

Reason: Pull in the semaphore related changes

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

19 files changed, 153 insertions, 211 deletions

diff --git a/arch/alpha/include/asm/cache.h b/arch/alpha/include/asm/cache.h
index f199e69a5d0b..ad368a93a46a 100644
--- a/arch/alpha/include/asm/cache.h
+++ b/arch/alpha/include/asm/cache.h
@@ -17,7 +17,6 @@
 # define L1_CACHE_SHIFT     5
 #endif
 
-#define L1_CACHE_ALIGN(x)  (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))
 #define SMP_CACHE_BYTES    L1_CACHE_BYTES
 
 #endif
diff --git a/arch/alpha/include/asm/cacheflush.h b/arch/alpha/include/asm/cacheflush.h
index 01d71e1c8a9e..012f1243b1c1 100644
--- a/arch/alpha/include/asm/cacheflush.h
+++ b/arch/alpha/include/asm/cacheflush.h
@@ -43,6 +43,8 @@ extern void smp_imb(void);
 /* ??? Ought to use this in arch/alpha/kernel/signal.c too.  */
 
 #ifndef CONFIG_SMP
+#include <linux/sched.h>
+
 extern void __load_new_mm_context(struct mm_struct *);
 static inline void
 flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h
index 804e5311c841..058937bf5a77 100644
--- a/arch/alpha/include/asm/unistd.h
+++ b/arch/alpha/include/asm/unistd.h
@@ -449,10 +449,13 @@
 #define __NR_pwritev			491
 #define __NR_rt_tgsigqueueinfo		492
 #define __NR_perf_event_open		493
+#define __NR_fanotify_init		494
+#define __NR_fanotify_mark		495
+#define __NR_prlimit64			496
 
 #ifdef __KERNEL__
 
-#define NR_SYSCALLS			494
+#define NR_SYSCALLS			497
 
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR
@@ -463,6 +466,7 @@
 #define __ARCH_WANT_SYS_OLD_GETRLIMIT
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
+#define __ARCH_WANT_SYS_RT_SIGSUSPEND
 
 /* "Conditional" syscalls.  What we want is
 
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S
index b45d913a51c3..6d159cee5f2f 100644
--- a/arch/alpha/kernel/entry.S
+++ b/arch/alpha/kernel/entry.S
@@ -73,8 +73,6 @@
 	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);		\
@@ -316,19 +314,24 @@ ret_from_sys_call:
 	cmovne	$26, 0, $19		/* $19 = 0 => non-restartable */
 	ldq	$0, SP_OFF($sp)
 	and	$0, 8, $0
-	beq	$0, restore_all
-ret_from_reschedule:
+	beq	$0, ret_to_kernel
+ret_to_user:
 	/* Make sure need_resched and sigpending don't change between
 		sampling and the rti.  */
 	lda	$16, 7
 	call_pal PAL_swpipl
 	ldl	$5, TI_FLAGS($8)
 	and	$5, _TIF_WORK_MASK, $2
-	bne	$5, work_pending
+	bne	$2, work_pending
 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:
 	/*
@@ -363,7 +366,7 @@ $ret_success:
  *       $8: current.
  *      $19: The old syscall number, or zero if this is not a return
  *           from a syscall that errored and is possibly restartable.
- *      $20: Error indication.
+ *      $20: The old a3 value
  */
 
 	.align	4
@@ -392,12 +395,18 @@ $work_resched:
 
 $work_notifysig:
 	mov	$sp, $16
-	br	$1, do_switch_stack
+	bsr	$1, do_switch_stack
 	mov	$sp, $17
 	mov	$5, $18
+	mov	$19, $9		/* save old syscall number */
+	mov	$20, $10	/* save old a3 */
+	and	$5, _TIF_SIGPENDING, $2
+	cmovne	$2, 0, $9	/* we don't want double syscall restarts */
 	jsr	$26, do_notify_resume
+	mov	$9, $19
+	mov	$10, $20
 	bsr	$1, undo_switch_stack
-	br	restore_all
+	br	ret_to_user
 .end work_pending
 
 /*
@@ -430,6 +439,7 @@ strace:
 	beq	$1, 1f
 	ldq	$27, 0($2)
 1:	jsr	$26, ($27), sys_gettimeofday
+ret_from_straced:
 	ldgp	$gp, 0($26)
 
 	/* check return.. */
@@ -650,7 +660,7 @@ 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	restore_all
+	br	ret_to_kernel
 .end kernel_thread
 
 /*
@@ -757,11 +767,15 @@ sys_vfork:
 	.ent	sys_sigreturn
 sys_sigreturn:
 	.prologue 0
+	lda	$9, ret_from_straced
+	cmpult	$26, $9, $9
 	mov	$sp, $17
 	lda	$18, -SWITCH_STACK_SIZE($sp)
 	lda	$sp, -SWITCH_STACK_SIZE($sp)
 	jsr	$26, do_sigreturn
-	br	$1, undo_switch_stack
+	bne	$9, 1f
+	jsr	$26, syscall_trace
+1:	br	$1, undo_switch_stack
 	br	ret_from_sys_call
 .end sys_sigreturn
 
@@ -770,47 +784,19 @@ sys_sigreturn:
 	.ent	sys_rt_sigreturn
 sys_rt_sigreturn:
 	.prologue 0
+	lda	$9, ret_from_straced
+	cmpult	$26, $9, $9
 	mov	$sp, $17
 	lda	$18, -SWITCH_STACK_SIZE($sp)
 	lda	$sp, -SWITCH_STACK_SIZE($sp)
 	jsr	$26, do_rt_sigreturn
-	br	$1, undo_switch_stack
+	bne	$9, 1f
+	jsr	$26, syscall_trace
+1:	br	$1, undo_switch_stack
 	br	ret_from_sys_call
 .end sys_rt_sigreturn
 
 	.align	4
-	.globl	sys_sigsuspend
-	.ent	sys_sigsuspend
-sys_sigsuspend:
-	.prologue 0
-	mov	$sp, $17
-	br	$1, do_switch_stack
-	mov	$sp, $18
-	subq	$sp, 16, $sp
-	stq	$26, 0($sp)
-	jsr	$26, do_sigsuspend
-	ldq	$26, 0($sp)
-	lda	$sp, SWITCH_STACK_SIZE+16($sp)
-	ret
-.end sys_sigsuspend
-
-	.align	4
-	.globl	sys_rt_sigsuspend
-	.ent	sys_rt_sigsuspend
-sys_rt_sigsuspend:
-	.prologue 0
-	mov	$sp, $18
-	br	$1, do_switch_stack
-	mov	$sp, $19
-	subq	$sp, 16, $sp
-	stq	$26, 0($sp)
-	jsr	$26, do_rt_sigsuspend
-	ldq	$26, 0($sp)
-	lda	$sp, SWITCH_STACK_SIZE+16($sp)
-	ret
-.end sys_rt_sigsuspend
-
-	.align	4
 	.globl	sys_sethae
 	.ent	sys_sethae
 sys_sethae:
@@ -929,15 +915,6 @@ 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
 alpha_ni_syscall:
diff --git a/arch/alpha/kernel/err_ev6.c b/arch/alpha/kernel/err_ev6.c
index 8ca6345bf131..253cf1a87481 100644
--- a/arch/alpha/kernel/err_ev6.c
+++ b/arch/alpha/kernel/err_ev6.c
@@ -90,11 +90,13 @@ static int
 ev6_parse_cbox(u64 c_addr, u64 c1_syn, u64 c2_syn, 
 	       u64 c_stat, u64 c_sts, int print)
 {
-	char *sourcename[] = { "UNKNOWN", "UNKNOWN", "UNKNOWN",
-			       "MEMORY", "BCACHE", "DCACHE", 
-			       "BCACHE PROBE", "BCACHE PROBE" };
-	char *streamname[] = { "D", "I" };
-	char *bitsname[] = { "SINGLE", "DOUBLE" };
+	static const char * const sourcename[] = {
+		"UNKNOWN", "UNKNOWN", "UNKNOWN",
+		"MEMORY", "BCACHE", "DCACHE",
+		"BCACHE PROBE", "BCACHE PROBE"
+	};
+	static const char * const streamname[] = { "D", "I" };
+	static const char * const bitsname[] = { "SINGLE", "DOUBLE" };
 	int status = MCHK_DISPOSITION_REPORT;
 	int source = -1, stream = -1, bits = -1;
 
diff --git a/arch/alpha/kernel/err_marvel.c b/arch/alpha/kernel/err_marvel.c
index 52a79dfc13c6..648ae88aeb8a 100644
--- a/arch/alpha/kernel/err_marvel.c
+++ b/arch/alpha/kernel/err_marvel.c
@@ -109,7 +109,7 @@ marvel_print_err_cyc(u64 err_cyc)
 #define IO7__ERR_CYC__CYCLE__M	(0x7)
 
 	printk("%s        Packet In Error: %s\n"
-	       "%s        Error in %s, cycle %ld%s%s\n",
+	       "%s        Error in %s, cycle %lld%s%s\n",
 	       err_print_prefix, 
 	       packet_desc[EXTRACT(err_cyc, IO7__ERR_CYC__PACKET)],
 	       err_print_prefix,
@@ -313,7 +313,7 @@ marvel_print_po7_ugbge_sym(u64 ugbge_sym)
 	}
 
 	printk("%s      Up Hose Garbage Symptom:\n"
-	       "%s        Source Port: %ld - Dest PID: %ld - OpCode: %s\n", 
+	       "%s        Source Port: %lld - Dest PID: %lld - OpCode: %s\n",
 	       err_print_prefix,
 	       err_print_prefix, 
 	       EXTRACT(ugbge_sym, IO7__PO7_UGBGE_SYM__UPH_SRC_PORT),
@@ -552,7 +552,7 @@ marvel_print_pox_spl_cmplt(u64 spl_cmplt)
 #define IO7__POX_SPLCMPLT__REM_BYTE_COUNT__M	(0xfff)
 
 	printk("%s      Split Completion Error:\n"	
-	       "%s         Source (Bus:Dev:Func): %ld:%ld:%ld\n",
+	       "%s         Source (Bus:Dev:Func): %lld:%lld:%lld\n",
 	       err_print_prefix,
 	       err_print_prefix,
 	       EXTRACT(spl_cmplt, IO7__POX_SPLCMPLT__SOURCE_BUS),
@@ -589,22 +589,23 @@ marvel_print_pox_spl_cmplt(u64 spl_cmplt)
 static void
 marvel_print_pox_trans_sum(u64 trans_sum)
 {
-	char *pcix_cmd[] = { "Interrupt Acknowledge",
-			     "Special Cycle",
-			     "I/O Read",
-			     "I/O Write",
-			     "Reserved",
-			     "Reserved / Device ID Message",
-			     "Memory Read",
-			     "Memory Write",
-			     "Reserved / Alias to Memory Read Block",
-			     "Reserved / Alias to Memory Write Block",
-			     "Configuration Read",
-			     "Configuration Write",
-			     "Memory Read Multiple / Split Completion",
-			     "Dual Address Cycle",
-			     "Memory Read Line / Memory Read Block",
-			     "Memory Write and Invalidate / Memory Write Block"
+	static const char * const pcix_cmd[] = {
+		"Interrupt Acknowledge",
+		"Special Cycle",
+		"I/O Read",
+		"I/O Write",
+		"Reserved",
+		"Reserved / Device ID Message",
+		"Memory Read",
+		"Memory Write",
+		"Reserved / Alias to Memory Read Block",
+		"Reserved / Alias to Memory Write Block",
+		"Configuration Read",
+		"Configuration Write",
+		"Memory Read Multiple / Split Completion",
+		"Dual Address Cycle",
+		"Memory Read Line / Memory Read Block",
+		"Memory Write and Invalidate / Memory Write Block"
 	};
 
 #define IO7__POX_TRANSUM__PCI_ADDR__S		(0)
diff --git a/arch/alpha/kernel/err_titan.c b/arch/alpha/kernel/err_titan.c
index f7ed97ce0dfd..c3b3781a03de 100644
--- a/arch/alpha/kernel/err_titan.c
+++ b/arch/alpha/kernel/err_titan.c
@@ -75,8 +75,12 @@ titan_parse_p_serror(int which, u64 serror, int print)
 	int status = MCHK_DISPOSITION_REPORT;
 
 #ifdef CONFIG_VERBOSE_MCHECK
-	char *serror_src[] = {"GPCI", "APCI", "AGP HP", "AGP LP"};
-	char *serror_cmd[] = {"DMA Read", "DMA RMW", "SGTE Read", "Reserved"};
+	static const char * const serror_src[] = {
+		"GPCI", "APCI", "AGP HP", "AGP LP"
+	};
+	static const char * const serror_cmd[] = {
+		"DMA Read", "DMA RMW", "SGTE Read", "Reserved"
+	};
 #endif /* CONFIG_VERBOSE_MCHECK */
 
 #define TITAN__PCHIP_SERROR__LOST_UECC	(1UL << 0)
@@ -140,14 +144,15 @@ titan_parse_p_perror(int which, int port, u64 perror, int print)
 	int status = MCHK_DISPOSITION_REPORT;
 
 #ifdef CONFIG_VERBOSE_MCHECK
-	char *perror_cmd[] = { "Interrupt Acknowledge", "Special Cycle",
-			       "I/O Read",	       	"I/O Write",
-			       "Reserved",	       	"Reserved",
-			       "Memory Read",		"Memory Write",
-			       "Reserved",		"Reserved",
-			       "Configuration Read",	"Configuration Write",
-			       "Memory Read Multiple",	"Dual Address Cycle",
-			       "Memory Read Line","Memory Write and Invalidate"
+	static const char * const perror_cmd[] = {
+		"Interrupt Acknowledge", "Special Cycle",
+		"I/O Read",		"I/O Write",
+		"Reserved",		"Reserved",
+		"Memory Read",		"Memory Write",
+		"Reserved",		"Reserved",
+		"Configuration Read",	"Configuration Write",
+		"Memory Read Multiple",	"Dual Address Cycle",
+		"Memory Read Line",	"Memory Write and Invalidate"
 	};
 #endif /* CONFIG_VERBOSE_MCHECK */
 
@@ -273,11 +278,11 @@ titan_parse_p_agperror(int which, u64 agperror, int print)
 	int cmd, len;
 	unsigned long addr;
 
-	char *agperror_cmd[] = { "Read (low-priority)",	"Read (high-priority)",
-				 "Write (low-priority)",
-				 "Write (high-priority)",
-				 "Reserved",		"Reserved",
-				 "Flush",		"Fence"
+	static const char * const agperror_cmd[] = {
+		"Read (low-priority)",	"Read (high-priority)",
+		"Write (low-priority)",	"Write (high-priority)",
+		"Reserved",		"Reserved",
+		"Flush",		"Fence"
 	};
 #endif /* CONFIG_VERBOSE_MCHECK */
 
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index fb58150a7e8f..547e8b84b2f7 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -15,7 +15,6 @@
 #include <linux/kernel.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/stddef.h>
 #include <linux/syscalls.h>
 #include <linux/unistd.h>
@@ -69,7 +68,6 @@ SYSCALL_DEFINE4(osf_set_program_attributes, unsigned long, text_start,
 {
 	struct mm_struct *mm;
 
-	lock_kernel();
 	mm = current->mm;
 	mm->end_code = bss_start + bss_len;
 	mm->start_brk = bss_start + bss_len;
@@ -78,7 +76,6 @@ SYSCALL_DEFINE4(osf_set_program_attributes, unsigned long, text_start,
 	printk("set_program_attributes(%lx %lx %lx %lx)\n",
 		text_start, text_len, bss_start, bss_len);
 #endif
-	unlock_kernel();
 	return 0;
 }
 
@@ -252,7 +249,7 @@ SYSCALL_DEFINE3(osf_statfs, const char __user *, pathname,
 
 	retval = user_path(pathname, &path);
 	if (!retval) {
-		retval = do_osf_statfs(&path buffer, bufsiz);
+		retval = do_osf_statfs(&path, buffer, bufsiz);
 		path_put(&path);
 	}
 	return retval;
@@ -517,7 +514,6 @@ SYSCALL_DEFINE2(osf_proplist_syscall, enum pl_code, code,
 	long error;
 	int __user *min_buf_size_ptr;
 
-	lock_kernel();
 	switch (code) {
 	case PL_SET:
 		if (get_user(error, &args->set.nbytes))
@@ -547,7 +543,6 @@ SYSCALL_DEFINE2(osf_proplist_syscall, enum pl_code, code,
 		error = -EOPNOTSUPP;
 		break;
 	};
-	unlock_kernel();
 	return error;
 }
 
@@ -594,7 +589,7 @@ SYSCALL_DEFINE2(osf_sigstack, struct sigstack __user *, uss,
 
 SYSCALL_DEFINE3(osf_sysinfo, int, command, char __user *, buf, long, count)
 {
-	char *sysinfo_table[] = {
+	const char *sysinfo_table[] = {
 		utsname()->sysname,
 		utsname()->nodename,
 		utsname()->release,
@@ -606,7 +601,7 @@ SYSCALL_DEFINE3(osf_sysinfo, int, command, char __user *, buf, long, count)
 		"dummy",	/* secure RPC domain */
 	};
 	unsigned long offset;
-	char *res;
+	const char *res;
 	long len, err = -EINVAL;
 
 	offset = command-1;
diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c
index 738fc824e2ea..b899e95f79fd 100644
--- a/arch/alpha/kernel/pci-sysfs.c
+++ b/arch/alpha/kernel/pci-sysfs.c
@@ -66,7 +66,7 @@ static int pci_mmap_resource(struct kobject *kobj,
 {
 	struct pci_dev *pdev = to_pci_dev(container_of(kobj,
 						       struct device, kobj));
-	struct resource *res = (struct resource *)attr->private;
+	struct resource *res = attr->private;
 	enum pci_mmap_state mmap_type;
 	struct pci_bus_region bar;
 	int i;
diff --git a/arch/alpha/kernel/perf_event.c b/arch/alpha/kernel/perf_event.c
index 51c39fa41693..85d8e4f58c83 100644
--- a/arch/alpha/kernel/perf_event.c
+++ b/arch/alpha/kernel/perf_event.c
@@ -241,20 +241,20 @@ static inline unsigned long alpha_read_pmc(int idx)
 static int alpha_perf_event_set_period(struct perf_event *event,
 				struct hw_perf_event *hwc, int idx)
 {
-	long left = atomic64_read(&hwc->period_left);
+	long left = local64_read(&hwc->period_left);
 	long period = hwc->sample_period;
 	int ret = 0;
 
 	if (unlikely(left <= -period)) {
 		left = period;
-		atomic64_set(&hwc->period_left, left);
+		local64_set(&hwc->period_left, left);
 		hwc->last_period = period;
 		ret = 1;
 	}
 
 	if (unlikely(left <= 0)) {
 		left += period;
-		atomic64_set(&hwc->period_left, left);
+		local64_set(&hwc->period_left, left);
 		hwc->last_period = period;
 		ret = 1;
 	}
@@ -269,7 +269,7 @@ static int alpha_perf_event_set_period(struct perf_event *event,
 	if (left > (long)alpha_pmu->pmc_max_period[idx])
 		left = alpha_pmu->pmc_max_period[idx];
 
-	atomic64_set(&hwc->prev_count, (unsigned long)(-left));
+	local64_set(&hwc->prev_count, (unsigned long)(-left));
 
 	alpha_write_pmc(idx, (unsigned long)(-left));
 
@@ -300,10 +300,10 @@ static unsigned long alpha_perf_event_update(struct perf_event *event,
 	long delta;
 
 again:
-	prev_raw_count = atomic64_read(&hwc->prev_count);
+	prev_raw_count = local64_read(&hwc->prev_count);
 	new_raw_count = alpha_read_pmc(idx);
 
-	if (atomic64_cmpxchg(&hwc->prev_count, prev_raw_count,
+	if (local64_cmpxchg(&hwc->prev_count, prev_raw_count,
 			     new_raw_count) != prev_raw_count)
 		goto again;
 
@@ -316,8 +316,8 @@ again:
 		delta += alpha_pmu->pmc_max_period[idx] + 1;
 	}
 
-	atomic64_add(delta, &event->count);
-	atomic64_sub(delta, &hwc->period_left);
+	local64_add(delta, &event->count);
+	local64_sub(delta, &hwc->period_left);
 
 	return new_raw_count;
 }
@@ -636,7 +636,7 @@ static int __hw_perf_event_init(struct perf_event *event)
 	if (!hwc->sample_period) {
 		hwc->sample_period = alpha_pmu->pmc_max_period[0];
 		hwc->last_period = hwc->sample_period;
-		atomic64_set(&hwc->period_left, hwc->sample_period);
+		local64_set(&hwc->period_left, hwc->sample_period);
 	}
 
 	return 0;
diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index 88e608aebc8c..3ec35066f1dc 100644
--- a/arch/alpha/kernel/process.c
+++ b/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] = rdusp();
+	dest[30] = ti == current_thread_info() ? rdusp() : ti->pcb.usp;
 	dest[31] = pt->pc;
 
 	/* Once upon a time this was the PS value.  Which is stupid
@@ -387,8 +387,9 @@ EXPORT_SYMBOL(dump_elf_task_fp);
  * sys_execve() executes a new program.
  */
 asmlinkage int
-do_sys_execve(const char __user *ufilename, char __user * __user *argv,
-	      char __user * __user *envp, struct pt_regs *regs)
+do_sys_execve(const char __user *ufilename,
+	      const char __user *const __user *argv,
+	      const char __user *const __user *envp, struct pt_regs *regs)
 {
 	int error;
 	char *filename;
diff --git a/arch/alpha/kernel/proto.h b/arch/alpha/kernel/proto.h
index 3d2627ec9860..d3e52d3fd592 100644
--- a/arch/alpha/kernel/proto.h
+++ b/arch/alpha/kernel/proto.h
@@ -156,9 +156,6 @@ extern void SMC669_Init(int);
 /* es1888.c */
 extern void es1888_init(void);
 
-/* ns87312.c */
-extern void ns87312_enable_ide(long ide_base);
-
 /* ../lib/fpreg.c */
 extern void alpha_write_fp_reg (unsigned long reg, unsigned long val);
 extern unsigned long alpha_read_fp_reg (unsigned long reg);
diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c
index 0932dbb1ef8e..6f7feb5db271 100644
--- a/arch/alpha/kernel/signal.c
+++ b/arch/alpha/kernel/signal.c
@@ -41,46 +41,20 @@ 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_DEFINE3(osf_sigprocmask, int, how, unsigned long, newmask,
-		struct pt_regs *, regs)
+SYSCALL_DEFINE2(osf_sigprocmask, int, how, unsigned long, newmask)
 {
-	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 */
+	sigset_t oldmask;
+	sigset_t mask;
+	unsigned long res;
+
+	siginitset(&mask, newmask & _BLOCKABLE);
+	res = sigprocmask(how, &mask, &oldmask);
+	if (!res) {
+		force_successful_syscall_return();
+		res = oldmask.sig[0];
 	}
-	return oldmask;
+	return res;
 }
 
 SYSCALL_DEFINE3(osf_sigaction, int, sig,
@@ -94,9 +68,9 @@ 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(new_ka.sa.sa_flags, &act->sa_flags) ||
+		    __get_user(mask, &act->sa_mask))
 			return -EFAULT;
-		__get_user(mask, &act->sa_mask);
 		siginitset(&new_ka.sa.sa_mask, mask);
 		new_ka.ka_restorer = NULL;
 	}
@@ -106,9 +80,9 @@ 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_flags, &oact->sa_flags) ||
+		    __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask))
 			return -EFAULT;
-		__put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask);
 	}
 
 	return ret;
@@ -144,8 +118,7 @@ SYSCALL_DEFINE5(rt_sigaction, int, sig, const struct sigaction __user *, act,
 /*
  * Atomically swap in the new signal mask, and wait for a signal.
  */
-asmlinkage int
-do_sigsuspend(old_sigset_t mask, struct pt_regs *regs, struct switch_stack *sw)
+SYSCALL_DEFINE1(sigsuspend, old_sigset_t, mask)
 {
 	mask &= _BLOCKABLE;
 	spin_lock_irq(&current->sighand->siglock);
@@ -154,41 +127,6 @@ do_sigsuspend(old_sigset_t mask, struct pt_regs *regs, struct switch_stack *sw)
 	recalc_sigpending();
 	spin_unlock_irq(&current->sighand->siglock);
 
-	/* Indicate EINTR on return from any possible signal handler,
-	   which will not come back through here, but via sigreturn.  */
-	regs->r0 = EINTR;
-	regs->r19 = 1;
-
-	current->state = TASK_INTERRUPTIBLE;
-	schedule();
-	set_thread_flag(TIF_RESTORE_SIGMASK);
-	return -ERESTARTNOHAND;
-}
-
-asmlinkage int
-do_rt_sigsuspend(sigset_t __user *uset, size_t sigsetsize,
-		 struct pt_regs *regs, struct switch_stack *sw)
-{
-	sigset_t set;
-
-	/* XXX: Don't preclude handling different sized sigset_t's.  */
-	if (sigsetsize != sizeof(sigset_t))
-		return -EINVAL;
-	if (copy_from_user(&set, uset, sizeof(set)))
-		return -EFAULT;
-
-	sigdelsetmask(&set, ~_BLOCKABLE);
-	spin_lock_irq(&current->sighand->siglock);
-	current->saved_sigmask = current->blocked;
-	current->blocked = set;
-	recalc_sigpending();
-	spin_unlock_irq(&current->sighand->siglock);
-
-	/* Indicate EINTR on return from any possible signal handler,
-	   which will not come back through here, but via sigreturn.  */
-	regs->r0 = EINTR;
-	regs->r19 = 1;
-
 	current->state = TASK_INTERRUPTIBLE;
 	schedule();
 	set_thread_flag(TIF_RESTORE_SIGMASK);
@@ -239,6 +177,8 @@ restore_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
 	unsigned long usp;
 	long i, err = __get_user(regs->pc, &sc->sc_pc);
 
+	current_thread_info()->restart_block.fn = do_no_restart_syscall;
+
 	sw->r26 = (unsigned long) ret_from_sys_call;
 
 	err |= __get_user(regs->r0, sc->sc_regs+0);
@@ -591,7 +531,6 @@ syscall_restart(unsigned long r0, unsigned long r19,
 		regs->pc -= 4;
 		break;
 	case ERESTART_RESTARTBLOCK:
-		current_thread_info()->restart_block.fn = do_no_restart_syscall;
 		regs->r0 = EINTR;
 		break;
 	}
diff --git a/arch/alpha/kernel/srm_env.c b/arch/alpha/kernel/srm_env.c
index 4afc1a1e2e5a..f0df3fbd8402 100644
--- a/arch/alpha/kernel/srm_env.c
+++ b/arch/alpha/kernel/srm_env.c
@@ -87,7 +87,7 @@ static int srm_env_proc_show(struct seq_file *m, void *v)
 	srm_env_t	*entry;
 	char		*page;
 
-	entry = (srm_env_t *)m->private;
+	entry = m->private;
 	page = (char *)__get_free_page(GFP_USER);
 	if (!page)
 		return -ENOMEM;
diff --git a/arch/alpha/kernel/sys_cabriolet.c b/arch/alpha/kernel/sys_cabriolet.c
index affd0f3f25df..14c8898d19ec 100644
--- a/arch/alpha/kernel/sys_cabriolet.c
+++ b/arch/alpha/kernel/sys_cabriolet.c
@@ -33,7 +33,7 @@
 #include "irq_impl.h"
 #include "pci_impl.h"
 #include "machvec_impl.h"
-
+#include "pc873xx.h"
 
 /* Note mask bit is true for DISABLED irqs.  */
 static unsigned long cached_irq_mask = ~0UL;
@@ -236,17 +236,30 @@ cabriolet_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 }
 
 static inline void __init
+cabriolet_enable_ide(void)
+{
+	if (pc873xx_probe() == -1) {
+		printk(KERN_ERR "Probing for PC873xx Super IO chip failed.\n");
+	 } else {
+		printk(KERN_INFO "Found %s Super IO chip at 0x%x\n",
+			pc873xx_get_model(), pc873xx_get_base());
+
+		pc873xx_enable_ide();
+	}
+}
+
+static inline void __init
 cabriolet_init_pci(void)
 {
 	common_init_pci();
-	ns87312_enable_ide(0x398);
+	cabriolet_enable_ide();
 }
 
 static inline void __init
 cia_cab_init_pci(void)
 {
 	cia_init_pci();
-	ns87312_enable_ide(0x398);
+	cabriolet_enable_ide();
 }
 
 /*
diff --git a/arch/alpha/kernel/sys_takara.c b/arch/alpha/kernel/sys_takara.c
index 230464885b5c..4da596b6adbb 100644
--- a/arch/alpha/kernel/sys_takara.c
+++ b/arch/alpha/kernel/sys_takara.c
@@ -29,7 +29,7 @@
 #include "irq_impl.h"
 #include "pci_impl.h"
 #include "machvec_impl.h"
-
+#include "pc873xx.h"
 
 /* Note mask bit is true for DISABLED irqs.  */
 static unsigned long cached_irq_mask[2] = { -1, -1 };
@@ -264,7 +264,14 @@ takara_init_pci(void)
 		alpha_mv.pci_map_irq = takara_map_irq_srm;
 
 	cia_init_pci();
-	ns87312_enable_ide(0x26e);
+
+	if (pc873xx_probe() == -1) {
+		printk(KERN_ERR "Probing for PC873xx Super IO chip failed.\n");
+	} else {
+		printk(KERN_INFO "Found %s Super IO chip at 0x%x\n",
+			pc873xx_get_model(), pc873xx_get_base());
+		pc873xx_enable_ide();
+	}
 }
 
 
diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S
index 09acb786e72b..a6a1de9db16f 100644
--- a/arch/alpha/kernel/systbls.S
+++ b/arch/alpha/kernel/systbls.S
@@ -58,7 +58,7 @@ sys_call_table:
 	.quad sys_open				/* 45 */
 	.quad alpha_ni_syscall
 	.quad sys_getxgid
-	.quad osf_sigprocmask
+	.quad sys_osf_sigprocmask
 	.quad alpha_ni_syscall
 	.quad alpha_ni_syscall			/* 50 */
 	.quad sys_acct
@@ -512,6 +512,9 @@ sys_call_table:
 	.quad sys_pwritev
 	.quad sys_rt_tgsigqueueinfo
 	.quad sys_perf_event_open
+	.quad sys_fanotify_init
+	.quad sys_fanotify_mark				/* 495 */
+	.quad sys_prlimit64
 
 	.size sys_call_table, . - sys_call_table
 	.type sys_call_table, @object
diff --git a/arch/alpha/kernel/time.c b/arch/alpha/kernel/time.c
index eacceb26d9c8..396af1799ea4 100644
--- a/arch/alpha/kernel/time.c
+++ b/arch/alpha/kernel/time.c
@@ -191,16 +191,16 @@ irqreturn_t timer_interrupt(int irq, void *dev)
 
 	write_sequnlock(&xtime_lock);
 
-#ifndef CONFIG_SMP
-	while (nticks--)
-		update_process_times(user_mode(get_irq_regs()));
-#endif
-
 	if (test_perf_event_pending()) {
 		clear_perf_event_pending();
 		perf_event_do_pending();
 	}
 
+#ifndef CONFIG_SMP
+	while (nticks--)
+		update_process_times(user_mode(get_irq_regs()));
+#endif
+
 	return IRQ_HANDLED;
 }
 
diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c
index b14f015008ad..0414e021a91c 100644
--- a/arch/alpha/kernel/traps.c
+++ b/arch/alpha/kernel/traps.c
@@ -13,7 +13,6 @@
 #include <linux/sched.h>
 #include <linux/tty.h>
 #include <linux/delay.h>
-#include <linux/smp_lock.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/kallsyms.h>
@@ -623,7 +622,6 @@ do_entUna(void * va, unsigned long opcode, unsigned long reg,
 		return;
 	}
 
-	lock_kernel();
 	printk("Bad unaligned kernel access at %016lx: %p %lx %lu\n",
 		pc, va, opcode, reg);
 	do_exit(SIGSEGV);
@@ -646,7 +644,6 @@ got_exception:
 	 * Yikes!  No one to forward the exception to.
 	 * Since the registers are in a weird format, dump them ourselves.
  	 */
-	lock_kernel();
 
 	printk("%s(%d): unhandled unaligned exception\n",
 	       current->comm, task_pid_nr(current));