Merge commit 'v3.3-rc1' into stable/for-linus-fixes-3.3

* commit 'v3.3-rc1': (9775 commits)
  Linux 3.3-rc1
  x86, syscall: Need __ARCH_WANT_SYS_IPC for 32 bits
  qnx4: don't leak ->BitMap on late failure exits
  qnx4: reduce the insane nesting in qnx4_checkroot()
  qnx4: di_fname is an array, for crying out loud...
  KEYS: Permit key_serial() to be called with a const key pointer
  keys: fix user_defined key sparse messages
  ima: fix cred sparse warning
  uml: fix compile for x86-64
  MPILIB: Add a missing ENOMEM check
  tpm: fix (ACPI S3) suspend regression
  nvme: fix merge error due to change of 'make_request_fn' fn type
  xen: using EXPORT_SYMBOL requires including export.h
  gpio: tps65910: Use correct offset for gpio initialization
  acpi/apei/einj: Add extensions to EINJ from rev 5.0 of acpi spec
  intel_idle: Split up and provide per CPU initialization func
  ACPI processor: Remove unneeded variable passed by acpi_processor_hotadd_init V2
  tg3: Fix single-vector MSI-X code
  openvswitch: Fix multipart datapath dumps.
  ipv6: fix per device IP snmp counters
  ...

33 files changed, 133 insertions, 556 deletions

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index f92602e86607..96657992a72e 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -28,9 +28,11 @@ config SPARC
 	select HAVE_GENERIC_HARDIRQS
 	select GENERIC_IRQ_SHOW
 	select USE_GENERIC_SMP_HELPERS if SMP
+	select GENERIC_PCI_IOMAP
 
 config SPARC32
 	def_bool !64BIT
+	select GENERIC_ATOMIC64
 
 config SPARC64
 	def_bool 64BIT
@@ -43,6 +45,7 @@ config SPARC64
 	select HAVE_KPROBES
 	select HAVE_RCU_TABLE_FREE if SMP
 	select HAVE_MEMBLOCK
+	select HAVE_MEMBLOCK_NODE_MAP
 	select HAVE_SYSCALL_WRAPPERS
 	select HAVE_DYNAMIC_FTRACE
 	select HAVE_FTRACE_MCOUNT_RECORD
@@ -352,9 +355,6 @@ config NODES_SPAN_OTHER_NODES
 	def_bool y
 	depends on NEED_MULTIPLE_NODES
 
-config ARCH_POPULATES_NODE_MAP
-	def_bool y if SPARC64
-
 config ARCH_SELECT_MEMORY_MODEL
 	def_bool y if SPARC64
 
@@ -385,9 +385,7 @@ config SCHED_MC
 	  making when dealing with multi-core CPU chips at a cost of slightly
 	  increased overhead in some places. If unsure say N here.
 
-if SPARC64
 source "kernel/Kconfig.preempt"
-endif
 
 config CMDLINE_BOOL
 	bool "Default bootloader kernel arguments"
diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h
index 5c3c8b69884d..9dd0a769fa18 100644
--- a/arch/sparc/include/asm/atomic_32.h
+++ b/arch/sparc/include/asm/atomic_32.h
@@ -13,7 +13,7 @@
 
 #include <linux/types.h>
 
-#ifdef __KERNEL__
+#include <asm-generic/atomic64.h>
 
 #include <asm/system.h>
 
@@ -52,112 +52,10 @@ extern void atomic_set(atomic_t *, int);
 #define atomic_dec_and_test(v) (atomic_dec_return(v) == 0)
 #define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0)
 
-
-/* This is the old 24-bit implementation.  It's still used internally
- * by some sparc-specific code, notably the semaphore implementation.
- */
-typedef struct { volatile int counter; } atomic24_t;
-
-#ifndef CONFIG_SMP
-
-#define ATOMIC24_INIT(i)  { (i) }
-#define atomic24_read(v)          ((v)->counter)
-#define atomic24_set(v, i)        (((v)->counter) = i)
-
-#else
-/* We do the bulk of the actual work out of line in two common
- * routines in assembler, see arch/sparc/lib/atomic.S for the
- * "fun" details.
- *
- * For SMP the trick is you embed the spin lock byte within
- * the word, use the low byte so signedness is easily retained
- * via a quick arithmetic shift.  It looks like this:
- *
- *	----------------------------------------
- *	| signed 24-bit counter value |  lock  |  atomic_t
- *	----------------------------------------
- *	 31                          8 7      0
- */
-
-#define ATOMIC24_INIT(i)	{ ((i) << 8) }
-
-static inline int atomic24_read(const atomic24_t *v)
-{
-	int ret = v->counter;
-
-	while(ret & 0xff)
-		ret = v->counter;
-
-	return ret >> 8;
-}
-
-#define atomic24_set(v, i)	(((v)->counter) = ((i) << 8))
-#endif
-
-static inline int __atomic24_add(int i, atomic24_t *v)
-{
-	register volatile int *ptr asm("g1");
-	register int increment asm("g2");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g7");
-
-	ptr = &v->counter;
-	increment = i;
-
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___atomic24_add\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (increment), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3)
-	: "0" (increment), "r" (ptr)
-	: "memory", "cc");
-
-	return increment;
-}
-
-static inline int __atomic24_sub(int i, atomic24_t *v)
-{
-	register volatile int *ptr asm("g1");
-	register int increment asm("g2");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g7");
-
-	ptr = &v->counter;
-	increment = i;
-
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___atomic24_sub\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (increment), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3)
-	: "0" (increment), "r" (ptr)
-	: "memory", "cc");
-
-	return increment;
-}
-
-#define atomic24_add(i, v) ((void)__atomic24_add((i), (v)))
-#define atomic24_sub(i, v) ((void)__atomic24_sub((i), (v)))
-
-#define atomic24_dec_return(v) __atomic24_sub(1, (v))
-#define atomic24_inc_return(v) __atomic24_add(1, (v))
-
-#define atomic24_sub_and_test(i, v) (__atomic24_sub((i), (v)) == 0)
-#define atomic24_dec_and_test(v) (__atomic24_sub(1, (v)) == 0)
-
-#define atomic24_inc(v) ((void)__atomic24_add(1, (v)))
-#define atomic24_dec(v) ((void)__atomic24_sub(1, (v)))
-
-#define atomic24_add_negative(i, v) (__atomic24_add((i), (v)) < 0)
-
 /* Atomic operations are already serializing */
 #define smp_mb__before_atomic_dec()	barrier()
 #define smp_mb__after_atomic_dec()	barrier()
 #define smp_mb__before_atomic_inc()	barrier()
 #define smp_mb__after_atomic_inc()	barrier()
 
-#endif /* !(__KERNEL__) */
-
 #endif /* !(__ARCH_SPARC_ATOMIC__) */
diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h
index c2ced21c9dc1..2006e5d359df 100644
--- a/arch/sparc/include/asm/io_32.h
+++ b/arch/sparc/include/asm/io_32.h
@@ -7,6 +7,7 @@
 
 #include <asm/page.h>      /* IO address mapping routines need this */
 #include <asm/system.h>
+#include <asm-generic/pci_iomap.h>
 
 #define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)
 
@@ -324,7 +325,6 @@ extern void ioport_unmap(void __iomem *);
 
 /* Create a virtual mapping cookie for a PCI BAR (memory or IO) */
 struct pci_dev;
-extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max);
 extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
 
 /*
diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h
index 9c8965415f0a..9481e5a6fa90 100644
--- a/arch/sparc/include/asm/io_64.h
+++ b/arch/sparc/include/asm/io_64.h
@@ -8,6 +8,7 @@
 #include <asm/page.h>      /* IO address mapping routines need this */
 #include <asm/system.h>
 #include <asm/asi.h>
+#include <asm-generic/pci_iomap.h>
 
 /* PC crapola... */
 #define __SLOW_DOWN_IO	do { } while (0)
@@ -514,7 +515,6 @@ extern void ioport_unmap(void __iomem *);
 
 /* Create a virtual mapping cookie for a PCI BAR (memory or IO) */
 struct pci_dev;
-extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max);
 extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
 
 static inline int sbus_can_dma_64bit(void)
diff --git a/arch/sparc/include/asm/memblock.h b/arch/sparc/include/asm/memblock.h
deleted file mode 100644
index c67b047ef85e..000000000000
--- a/arch/sparc/include/asm/memblock.h
+++ /dev/null
@@ -1,8 +0,0 @@
-#ifndef _SPARC64_MEMBLOCK_H
-#define _SPARC64_MEMBLOCK_H
-
-#include <asm/oplib.h>
-
-#define MEMBLOCK_DBG(fmt...) prom_printf(fmt)
-
-#endif /* !(_SPARC64_MEMBLOCK_H) */
diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h
index 156707b0f18d..bb5c2ac4055d 100644
--- a/arch/sparc/include/asm/page_32.h
+++ b/arch/sparc/include/asm/page_32.h
@@ -8,14 +8,10 @@
 #ifndef _SPARC_PAGE_H
 #define _SPARC_PAGE_H
 
-#define PAGE_SHIFT   12
+#include <linux/const.h>
 
-#ifndef __ASSEMBLY__
-/* I have my suspicions... -DaveM */
-#define PAGE_SIZE    (1UL << PAGE_SHIFT)
-#else
-#define PAGE_SIZE    (1 << PAGE_SHIFT)
-#endif
+#define PAGE_SHIFT   12
+#define PAGE_SIZE    (_AC(1, UL) << PAGE_SHIFT)
 #define PAGE_MASK    (~(PAGE_SIZE-1))
 
 #include <asm/btfixup.h>
diff --git a/arch/sparc/include/asm/pci_32.h b/arch/sparc/include/asm/pci_32.h
index 02939abd356c..6de7f7bf956a 100644
--- a/arch/sparc/include/asm/pci_32.h
+++ b/arch/sparc/include/asm/pci_32.h
@@ -16,11 +16,6 @@
 
 #define PCI_IRQ_NONE		0xffffffff
 
-static inline void pcibios_set_master(struct pci_dev *dev)
-{
-	/* No special bus mastering setup handling */
-}
-
 static inline void pcibios_penalize_isa_irq(int irq, int active)
 {
 	/* We don't do dynamic PCI IRQ allocation */
diff --git a/arch/sparc/include/asm/pci_64.h b/arch/sparc/include/asm/pci_64.h
index 2614d96141c9..755a4bb6bcd3 100644
--- a/arch/sparc/include/asm/pci_64.h
+++ b/arch/sparc/include/asm/pci_64.h
@@ -16,11 +16,6 @@
 
 #define PCI_IRQ_NONE		0xffffffff
 
-static inline void pcibios_set_master(struct pci_dev *dev)
-{
-	/* No special bus mastering setup handling */
-}
-
 static inline void pcibios_penalize_isa_irq(int irq, int active)
 {
 	/* We don't do dynamic PCI IRQ allocation */
diff --git a/arch/sparc/include/asm/pgtsun4.h b/arch/sparc/include/asm/pgtsun4.h
deleted file mode 100644
index 5a0d661fb82e..000000000000
--- a/arch/sparc/include/asm/pgtsun4.h
+++ /dev/null
@@ -1,171 +0,0 @@
-/*
- * pgtsun4.h:  Sun4 specific pgtable.h defines and code.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- */
-#ifndef _SPARC_PGTSUN4C_H
-#define _SPARC_PGTSUN4C_H
-
-#include <asm/contregs.h>
-
-/* PMD_SHIFT determines the size of the area a second-level page table can map */
-#define SUN4C_PMD_SHIFT       23
-
-/* PGDIR_SHIFT determines what a third-level page table entry can map */
-#define SUN4C_PGDIR_SHIFT       23
-#define SUN4C_PGDIR_SIZE        (1UL << SUN4C_PGDIR_SHIFT)
-#define SUN4C_PGDIR_MASK        (~(SUN4C_PGDIR_SIZE-1))
-#define SUN4C_PGDIR_ALIGN(addr) (((addr)+SUN4C_PGDIR_SIZE-1)&SUN4C_PGDIR_MASK)
-
-/* To represent how the sun4c mmu really lays things out. */
-#define SUN4C_REAL_PGDIR_SHIFT       18
-#define SUN4C_REAL_PGDIR_SIZE        (1UL << SUN4C_REAL_PGDIR_SHIFT)
-#define SUN4C_REAL_PGDIR_MASK        (~(SUN4C_REAL_PGDIR_SIZE-1))
-#define SUN4C_REAL_PGDIR_ALIGN(addr) (((addr)+SUN4C_REAL_PGDIR_SIZE-1)&SUN4C_REAL_PGDIR_MASK)
-
-/* 19 bit PFN on sun4 */
-#define SUN4C_PFN_MASK 0x7ffff
- 
-/* Don't increase these unless the structures in sun4c.c are fixed */
-#define SUN4C_MAX_SEGMAPS 256
-#define SUN4C_MAX_CONTEXTS 16
-
-/*
- * To be efficient, and not have to worry about allocating such
- * a huge pgd, we make the kernel sun4c tables each hold 1024
- * entries and the pgd similarly just like the i386 tables.
- */
-#define SUN4C_PTRS_PER_PTE    1024
-#define SUN4C_PTRS_PER_PMD    1
-#define SUN4C_PTRS_PER_PGD    1024
-
-/*
- * Sparc SUN4C pte fields.
- */
-#define _SUN4C_PAGE_VALID        0x80000000
-#define _SUN4C_PAGE_SILENT_READ  0x80000000   /* synonym */
-#define _SUN4C_PAGE_DIRTY        0x40000000
-#define _SUN4C_PAGE_SILENT_WRITE 0x40000000   /* synonym */
-#define _SUN4C_PAGE_PRIV         0x20000000   /* privileged page */
-#define _SUN4C_PAGE_NOCACHE      0x10000000   /* non-cacheable page */
-#define _SUN4C_PAGE_PRESENT      0x08000000   /* implemented in software */
-#define _SUN4C_PAGE_IO           0x04000000   /* I/O page */
-#define _SUN4C_PAGE_FILE         0x02000000   /* implemented in software */
-#define _SUN4C_PAGE_READ         0x00800000   /* implemented in software */
-#define _SUN4C_PAGE_WRITE        0x00400000   /* implemented in software */
-#define _SUN4C_PAGE_ACCESSED     0x00200000   /* implemented in software */
-#define _SUN4C_PAGE_MODIFIED     0x00100000   /* implemented in software */
-
-#define _SUN4C_READABLE		(_SUN4C_PAGE_READ|_SUN4C_PAGE_SILENT_READ|\
-				 _SUN4C_PAGE_ACCESSED)
-#define _SUN4C_WRITEABLE	(_SUN4C_PAGE_WRITE|_SUN4C_PAGE_SILENT_WRITE|\
-				 _SUN4C_PAGE_MODIFIED)
-
-#define _SUN4C_PAGE_CHG_MASK	(0xffff|_SUN4C_PAGE_ACCESSED|_SUN4C_PAGE_MODIFIED)
-
-#define SUN4C_PAGE_NONE		__pgprot(_SUN4C_PAGE_PRESENT)
-#define SUN4C_PAGE_SHARED	__pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE|\
-					 _SUN4C_PAGE_WRITE)
-#define SUN4C_PAGE_COPY		__pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE)
-#define SUN4C_PAGE_READONLY	__pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE)
-#define SUN4C_PAGE_KERNEL	__pgprot(_SUN4C_READABLE|_SUN4C_WRITEABLE|\
-					 _SUN4C_PAGE_DIRTY|_SUN4C_PAGE_PRIV)
-
-/* SUN4C swap entry encoding
- *
- * We use 5 bits for the type and 19 for the offset.  This gives us
- * 32 swapfiles of 4GB each.  Encoding looks like:
- *
- * RRRRRRRRooooooooooooooooooottttt
- * fedcba9876543210fedcba9876543210
- *
- * The top 8 bits are reserved for protection and status bits, especially
- * FILE and PRESENT.
- */
-#define SUN4C_SWP_TYPE_MASK	0x1f
-#define SUN4C_SWP_OFF_MASK	0x7ffff
-#define SUN4C_SWP_OFF_SHIFT	5
-
-#ifndef __ASSEMBLY__
-
-static inline unsigned long sun4c_get_synchronous_error(void)
-{
-	unsigned long sync_err;
-
-	__asm__ __volatile__("lda [%1] %2, %0\n\t" :
-			     "=r" (sync_err) :
-			     "r" (AC_SYNC_ERR), "i" (ASI_CONTROL));
-	return sync_err;
-}
-
-static inline unsigned long sun4c_get_synchronous_address(void)
-{
-	unsigned long sync_addr;
-
-	__asm__ __volatile__("lda [%1] %2, %0\n\t" :
-			     "=r" (sync_addr) :
-			     "r" (AC_SYNC_VA), "i" (ASI_CONTROL));
-	return sync_addr;
-}
-
-/* SUN4 pte, segmap, and context manipulation */
-static inline unsigned long sun4c_get_segmap(unsigned long addr)
-{
-  register unsigned long entry;
-
-  __asm__ __volatile__("\n\tlduha [%1] %2, %0\n\t" : 
-		       "=r" (entry) :
-		       "r" (addr), "i" (ASI_SEGMAP));
-  return entry;
-}
-
-static inline void sun4c_put_segmap(unsigned long addr, unsigned long entry)
-{
-  __asm__ __volatile__("\n\tstha %1, [%0] %2; nop; nop; nop;\n\t" : :
-		       "r" (addr), "r" (entry),
-		       "i" (ASI_SEGMAP)
-		       : "memory");
-}
-
-static inline unsigned long sun4c_get_pte(unsigned long addr)
-{
-  register unsigned long entry;
-
-  __asm__ __volatile__("\n\tlda [%1] %2, %0\n\t" : 
-		       "=r" (entry) :
-		       "r" (addr), "i" (ASI_PTE));
-  return entry;
-}
-
-static inline void sun4c_put_pte(unsigned long addr, unsigned long entry)
-{
-  __asm__ __volatile__("\n\tsta %1, [%0] %2; nop; nop; nop;\n\t" : :
-		       "r" (addr), 
-		       "r" ((entry & ~(_SUN4C_PAGE_PRESENT))), "i" (ASI_PTE)
-		       : "memory");
-}
-
-static inline int sun4c_get_context(void)
-{
-  register int ctx;
-
-  __asm__ __volatile__("\n\tlduba [%1] %2, %0\n\t" :
-		       "=r" (ctx) :
-		       "r" (AC_CONTEXT), "i" (ASI_CONTROL));
-
-  return ctx;
-}
-
-static inline int sun4c_set_context(int ctx)
-{
-  __asm__ __volatile__("\n\tstba %0, [%1] %2; nop; nop; nop;\n\t" : :
-		       "r" (ctx), "r" (AC_CONTEXT), "i" (ASI_CONTROL)
-		       : "memory");
-
-  return ctx;
-}
-
-#endif /* !(__ASSEMBLY__) */
-
-#endif /* !(_SPARC_PGTSUN4_H) */
diff --git a/arch/sparc/include/asm/posix_types.h b/arch/sparc/include/asm/posix_types.h
index 98d6ebb922fb..dbfc1a34b3a2 100644
--- a/arch/sparc/include/asm/posix_types.h
+++ b/arch/sparc/include/asm/posix_types.h
@@ -20,7 +20,6 @@ typedef unsigned int           __kernel_uid_t;
 typedef unsigned int           __kernel_gid_t;
 typedef unsigned long          __kernel_ino_t;
 typedef unsigned int           __kernel_mode_t;
-typedef unsigned short         __kernel_umode_t;
 typedef unsigned int           __kernel_nlink_t;
 typedef int                    __kernel_daddr_t;
 typedef long                   __kernel_off_t;
@@ -55,7 +54,6 @@ typedef unsigned short         __kernel_uid_t;
 typedef unsigned short         __kernel_gid_t;
 typedef unsigned long          __kernel_ino_t;
 typedef unsigned short         __kernel_mode_t;
-typedef unsigned short         __kernel_umode_t;
 typedef short                  __kernel_nlink_t;
 typedef long                   __kernel_daddr_t;
 typedef long                   __kernel_off_t;
diff --git a/arch/sparc/include/asm/ptrace.h b/arch/sparc/include/asm/ptrace.h
index a0e1bcf843a1..c00c3b5c2806 100644
--- a/arch/sparc/include/asm/ptrace.h
+++ b/arch/sparc/include/asm/ptrace.h
@@ -207,7 +207,15 @@ do {	current_thread_info()->syscall_noerror = 1; \
 #define instruction_pointer(regs) ((regs)->tpc)
 #define instruction_pointer_set(regs, val) ((regs)->tpc = (val))
 #define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP])
-#define regs_return_value(regs) ((regs)->u_regs[UREG_I0])
+static inline int is_syscall_success(struct pt_regs *regs)
+{
+	return !(regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY));
+}
+
+static inline long regs_return_value(struct pt_regs *regs)
+{
+	return regs->u_regs[UREG_I0];
+}
 #ifdef CONFIG_SMP
 extern unsigned long profile_pc(struct pt_regs *);
 #else
diff --git a/arch/sparc/include/asm/siginfo.h b/arch/sparc/include/asm/siginfo.h
index 988e5d8ed11a..215900fce21b 100644
--- a/arch/sparc/include/asm/siginfo.h
+++ b/arch/sparc/include/asm/siginfo.h
@@ -16,8 +16,6 @@
 
 #ifdef __KERNEL__
 
-#include <linux/compat.h>
-
 #ifdef CONFIG_COMPAT
 
 struct compat_siginfo;
diff --git a/arch/sparc/include/asm/signal.h b/arch/sparc/include/asm/signal.h
index e49b828a2471..aa42fe30d5b9 100644
--- a/arch/sparc/include/asm/signal.h
+++ b/arch/sparc/include/asm/signal.h
@@ -143,10 +143,11 @@ struct sigstack {
 #define SA_ONSTACK	_SV_SSTACK
 #define SA_RESTART	_SV_INTR
 #define SA_ONESHOT	_SV_RESET
-#define SA_NOMASK	0x20u
+#define SA_NODEFER	0x20u
 #define SA_NOCLDWAIT    0x100u
 #define SA_SIGINFO      0x200u
 
+#define SA_NOMASK	SA_NODEFER
 
 #define SIG_BLOCK          0x01	/* for blocking signals */
 #define SIG_UNBLOCK        0x02	/* for unblocking signals */
diff --git a/arch/sparc/include/asm/socket.h b/arch/sparc/include/asm/socket.h
index 9d3fefcff2f5..8af1b64168b3 100644
--- a/arch/sparc/include/asm/socket.h
+++ b/arch/sparc/include/asm/socket.h
@@ -58,6 +58,9 @@
 
 #define SO_RXQ_OVFL             0x0024
 
+#define SO_WIFI_STATUS		0x0025
+#define SCM_WIFI_STATUS		SO_WIFI_STATUS
+
 /* Security levels - as per NRL IPv6 - don't actually do anything */
 #define SO_SECURITY_AUTHENTICATION		0x5001
 #define SO_SECURITY_ENCRYPTION_TRANSPORT	0x5002
diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h
index fa5753233410..c2a1080cdd3b 100644
--- a/arch/sparc/include/asm/thread_info_32.h
+++ b/arch/sparc/include/asm/thread_info_32.h
@@ -95,7 +95,7 @@ BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *)
  * Observe the order of get_free_pages() in alloc_thread_info_node().
  * The sun4 has 8K stack too, because it's short on memory, and 16K is a waste.
  */
-#define THREAD_SIZE		8192
+#define THREAD_SIZE		(2 * PAGE_SIZE)
 
 /*
  * Offsets in thread_info structure, used in assembly code
@@ -133,7 +133,6 @@ BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *)
 #define TIF_POLLING_NRFLAG	9	/* true if poll_idle() is polling
 					 * TIF_NEED_RESCHED */
 #define TIF_MEMDIE		10	/* is terminating due to OOM killer */
-#define TIF_FREEZE		11	/* is freezing for suspend */
 
 /* as above, but as bit values */
 #define _TIF_SYSCALL_TRACE	(1<<TIF_SYSCALL_TRACE)
@@ -147,7 +146,6 @@ BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *)
 #define _TIF_DO_NOTIFY_RESUME_MASK	(_TIF_NOTIFY_RESUME | \
 					 _TIF_SIGPENDING | \
 					 _TIF_RESTORE_SIGMASK)
-#define _TIF_FREEZE		(1<<TIF_FREEZE)
 
 #endif /* __KERNEL__ */
 
diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h
index 60d86be1a533..01d057fe6a3f 100644
--- a/arch/sparc/include/asm/thread_info_64.h
+++ b/arch/sparc/include/asm/thread_info_64.h
@@ -225,7 +225,6 @@ register struct thread_info *current_thread_info_reg asm("g6");
 /* flag bit 12 is available */
 #define TIF_MEMDIE		13	/* is terminating due to OOM killer */
 #define TIF_POLLING_NRFLAG	14
-#define TIF_FREEZE		15	/* is freezing for suspend */
 
 #define _TIF_SYSCALL_TRACE	(1<<TIF_SYSCALL_TRACE)
 #define _TIF_NOTIFY_RESUME	(1<<TIF_NOTIFY_RESUME)
@@ -237,7 +236,6 @@ register struct thread_info *current_thread_info_reg asm("g6");
 #define _TIF_SYSCALL_AUDIT	(1<<TIF_SYSCALL_AUDIT)
 #define _TIF_SYSCALL_TRACEPOINT	(1<<TIF_SYSCALL_TRACEPOINT)
 #define _TIF_POLLING_NRFLAG	(1<<TIF_POLLING_NRFLAG)
-#define _TIF_FREEZE		(1<<TIF_FREEZE)
 
 #define _TIF_USER_WORK_MASK	((0xff << TI_FLAG_WSAVED_SHIFT) | \
 				 _TIF_DO_NOTIFY_RESUME_MASK | \
diff --git a/arch/sparc/include/asm/types.h b/arch/sparc/include/asm/types.h
index 91e5a034f987..383d156cde9c 100644
--- a/arch/sparc/include/asm/types.h
+++ b/arch/sparc/include/asm/types.h
@@ -12,12 +12,6 @@
 
 #include <asm-generic/int-ll64.h>
 
-#ifndef __ASSEMBLY__
-
-typedef unsigned short umode_t;
-
-#endif /* __ASSEMBLY__ */
-
 #endif /* defined(__sparc__) */
 
 #endif /* defined(_SPARC_TYPES_H) */
diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c
index 7429b47c3aca..381edcd5bc29 100644
--- a/arch/sparc/kernel/ds.c
+++ b/arch/sparc/kernel/ds.c
@@ -1181,13 +1181,11 @@ static int __devinit ds_probe(struct vio_dev *vdev,
 
 	dp->rcv_buf_len = 4096;
 
-	dp->ds_states = kzalloc(sizeof(ds_states_template),
-				GFP_KERNEL);
+	dp->ds_states = kmemdup(ds_states_template,
+				sizeof(ds_states_template), GFP_KERNEL);
 	if (!dp->ds_states)
 		goto out_free_rcv_buf;
 
-	memcpy(dp->ds_states, ds_states_template,
-	       sizeof(ds_states_template));
 	dp->num_ds_states = ARRAY_SIZE(ds_states_template);
 
 	for (i = 0; i < dp->num_ds_states; i++)
diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c
index f1cf6ef011a7..c7bec25fdb1c 100644
--- a/arch/sparc/kernel/leon_pci.c
+++ b/arch/sparc/kernel/leon_pci.c
@@ -19,22 +19,22 @@
  */
 void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info)
 {
+	LIST_HEAD(resources);
 	struct pci_bus *root_bus;
 
-	root_bus = pci_scan_bus_parented(&ofdev->dev, 0, info->ops, info);
-	if (root_bus) {
-		root_bus->resource[0] = &info->io_space;
-		root_bus->resource[1] = &info->mem_space;
-		root_bus->resource[2] = NULL;
-
-		/* Init all PCI devices into PCI tree */
-		pci_bus_add_devices(root_bus);
+	pci_add_resource(&resources, &info->io_space);
+	pci_add_resource(&resources, &info->mem_space);
 
+	root_bus = pci_scan_root_bus(&ofdev->dev, 0, info->ops, info,
+				     &resources);
+	if (root_bus) {
 		/* Setup IRQs of all devices using custom routines */
 		pci_fixup_irqs(pci_common_swizzle, info->map_irq);
 
 		/* Assign devices with resources */
 		pci_assign_unassigned_resources();
+	} else {
+		pci_free_resource_list(&resources);
 	}
 }
 
@@ -83,15 +83,6 @@ void __devinit pcibios_fixup_bus(struct pci_bus *pbus)
 	int i, has_io, has_mem;
 	u16 cmd;
 
-	/* Generic PCI bus probing sets these to point at
-	 * &io{port,mem}_resouce which is wrong for us.
-	 */
-	if (pbus->self == NULL) {
-		pbus->resource[0] = &info->io_space;
-		pbus->resource[1] = &info->mem_space;
-		pbus->resource[2] = NULL;
-	}
-
 	list_for_each_entry(dev, &pbus->devices, bus_list) {
 		/*
 		 * We can not rely on that the bootloader has enabled I/O
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 31111e35281e..bb8bc2e519ac 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -685,23 +685,25 @@ static void __devinit pci_bus_register_of_sysfs(struct pci_bus *bus)
 struct pci_bus * __devinit pci_scan_one_pbm(struct pci_pbm_info *pbm,
 					    struct device *parent)
 {
+	LIST_HEAD(resources);
 	struct device_node *node = pbm->op->dev.of_node;
 	struct pci_bus *bus;
 
 	printk("PCI: Scanning PBM %s\n", node->full_name);
 
-	bus = pci_create_bus(parent, pbm->pci_first_busno, pbm->pci_ops, pbm);
+	pci_add_resource(&resources, &pbm->io_space);
+	pci_add_resource(&resources, &pbm->mem_space);
+	bus = pci_create_root_bus(parent, pbm->pci_first_busno, pbm->pci_ops,
+				  pbm, &resources);
 	if (!bus) {
 		printk(KERN_ERR "Failed to create bus for %s\n",
 		       node->full_name);
+		pci_free_resource_list(&resources);
 		return NULL;
 	}
 	bus->secondary = pbm->pci_first_busno;
 	bus->subordinate = pbm->pci_last_busno;
 
-	bus->resource[0] = &pbm->io_space;
-	bus->resource[1] = &pbm->mem_space;
-
 	pci_of_scan_bus(pbm, node, bus);
 	pci_bus_add_devices(bus);
 	pci_bus_register_of_sysfs(bus);
@@ -711,13 +713,6 @@ struct pci_bus * __devinit pci_scan_one_pbm(struct pci_pbm_info *pbm,
 
 void __devinit pcibios_fixup_bus(struct pci_bus *pbus)
 {
-	struct pci_pbm_info *pbm = pbus->sysdata;
-
-	/* Generic PCI bus probing sets these to point at
-	 * &io{port,mem}_resouce which is wrong for us.
-	 */
-	pbus->resource[0] = &pbm->io_space;
-	pbus->resource[1] = &pbm->mem_space;
 }
 
 void pcibios_update_irq(struct pci_dev *pdev, int irq)
@@ -1083,6 +1078,11 @@ void pci_resource_to_user(const struct pci_dev *pdev, int bar,
 	*end = rp->end - offset;
 }
 
+void pcibios_set_master(struct pci_dev *dev)
+{
+	/* No special bus mastering setup handling */
+}
+
 static int __init pcibios_init(void)
 {
 	pci_dfl_cache_line_size = 64 >> 2;
diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c
index b272cda35a01..af5755d20fbe 100644
--- a/arch/sparc/kernel/pci_sun4v.c
+++ b/arch/sparc/kernel/pci_sun4v.c
@@ -849,10 +849,10 @@ static int pci_sun4v_msiq_build_irq(struct pci_pbm_info *pbm,
 	if (!irq)
 		return -ENOMEM;
 
-	if (pci_sun4v_msiq_setstate(pbm->devhandle, msiqid, HV_MSIQSTATE_IDLE))
-		return -EINVAL;
 	if (pci_sun4v_msiq_setvalid(pbm->devhandle, msiqid, HV_MSIQ_VALID))
 		return -EINVAL;
+	if (pci_sun4v_msiq_setstate(pbm->devhandle, msiqid, HV_MSIQSTATE_IDLE))
+		return -EINVAL;
 
 	return irq;
 }
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index 3739a06a76cb..39d8b05201a2 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -95,12 +95,14 @@ void cpu_idle(void)
 	set_thread_flag(TIF_POLLING_NRFLAG);
 
 	while(1) {
-		tick_nohz_stop_sched_tick(1);
+		tick_nohz_idle_enter();
+		rcu_idle_enter();
 
 		while (!need_resched() && !cpu_is_offline(cpu))
 			sparc64_yield(cpu);
 
-		tick_nohz_restart_sched_tick();
+		rcu_idle_exit();
+		tick_nohz_idle_exit();
 
 		preempt_enable_no_resched();
 
diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c
index 46614807a57f..741df916c124 100644
--- a/arch/sparc/kernel/prom_common.c
+++ b/arch/sparc/kernel/prom_common.c
@@ -58,12 +58,10 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
 	void *new_val;
 	int err;
 
-	new_val = kmalloc(len, GFP_KERNEL);
+	new_val = kmemdup(val, len, GFP_KERNEL);
 	if (!new_val)
 		return -ENOMEM;
 
-	memcpy(new_val, val, len);
-
 	err = -ENODEV;
 
 	mutex_lock(&of_set_property_mutex);
diff --git a/arch/sparc/kernel/ptrace_64.c b/arch/sparc/kernel/ptrace_64.c
index 96ee50a80661..9388844cd88c 100644
--- a/arch/sparc/kernel/ptrace_64.c
+++ b/arch/sparc/kernel/ptrace_64.c
@@ -1071,32 +1071,22 @@ asmlinkage int syscall_trace_enter(struct pt_regs *regs)
 	if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
 		trace_sys_enter(regs, regs->u_regs[UREG_G1]);
 
-	if (unlikely(current->audit_context) && !ret)
-		audit_syscall_entry((test_thread_flag(TIF_32BIT) ?
-				     AUDIT_ARCH_SPARC :
-				     AUDIT_ARCH_SPARC64),
-				    regs->u_regs[UREG_G1],
-				    regs->u_regs[UREG_I0],
-				    regs->u_regs[UREG_I1],
-				    regs->u_regs[UREG_I2],
-				    regs->u_regs[UREG_I3]);
+	audit_syscall_entry((test_thread_flag(TIF_32BIT) ?
+			     AUDIT_ARCH_SPARC :
+			     AUDIT_ARCH_SPARC64),
+			    regs->u_regs[UREG_G1],
+			    regs->u_regs[UREG_I0],
+			    regs->u_regs[UREG_I1],
+			    regs->u_regs[UREG_I2],
+			    regs->u_regs[UREG_I3]);
 
 	return ret;
 }
 
 asmlinkage void syscall_trace_leave(struct pt_regs *regs)
 {
-#ifdef CONFIG_AUDITSYSCALL
-	if (unlikely(current->audit_context)) {
-		unsigned long tstate = regs->tstate;
-		int result = AUDITSC_SUCCESS;
+	audit_syscall_exit(regs);
 
-		if (unlikely(tstate & (TSTATE_XCARRY | TSTATE_ICARRY)))
-			result = AUDITSC_FAILURE;
-
-		audit_syscall_exit(result, regs->u_regs[UREG_I0]);
-	}
-#endif
 	if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
 		trace_sys_exit(regs, regs->u_regs[UREG_G1]);
 
diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c
index fe1e3fc31bc5..ffb883ddd0f0 100644
--- a/arch/sparc/kernel/setup_32.c
+++ b/arch/sparc/kernel/setup_32.c
@@ -84,7 +84,7 @@ static void prom_sync_me(void)
 
 	prom_printf("PROM SYNC COMMAND...\n");
 	show_free_areas(0);
-	if(current->pid != 0) {
+	if (!is_idle_task(current)) {
 		local_irq_enable();
 		sys_sync();
 		local_irq_disable();
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index 75607724d290..3b1bd7c50164 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -840,7 +840,7 @@ static void tsb_sync(void *info)
 	struct trap_per_cpu *tp = &trap_block[raw_smp_processor_id()];
 	struct mm_struct *mm = info;
 
-	/* It is not valid to test "currrent->active_mm == mm" here.
+	/* It is not valid to test "current->active_mm == mm" here.
 	 *
 	 * The value of "current" is not changed atomically with
 	 * switch_mm().  But that's OK, we just need to check the
diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c
index 441521ad8a3f..232df9949530 100644
--- a/arch/sparc/kernel/sys_sparc_64.c
+++ b/arch/sparc/kernel/sys_sparc_64.c
@@ -368,11 +368,11 @@ static unsigned long mmap_rnd(void)
 	if (current->flags & PF_RANDOMIZE) {
 		unsigned long val = get_random_int();
 		if (test_thread_flag(TIF_32BIT))
-			rnd = (val % (1UL << (22UL-PAGE_SHIFT)));
+			rnd = (val % (1UL << (23UL-PAGE_SHIFT)));
 		else
-			rnd = (val % (1UL << (29UL-PAGE_SHIFT)));
+			rnd = (val % (1UL << (30UL-PAGE_SHIFT)));
 	}
-	return (rnd << PAGE_SHIFT) * 2;
+	return rnd << PAGE_SHIFT;
 }
 
 void arch_pick_mmap_layout(struct mm_struct *mm)
diff --git a/arch/sparc/kernel/sysfs.c b/arch/sparc/kernel/sysfs.c
index 7408201d7efb..654e8aad3bbe 100644
--- a/arch/sparc/kernel/sysfs.c
+++ b/arch/sparc/kernel/sysfs.c
@@ -3,7 +3,7 @@
  * Copyright (C) 2007 David S. Miller <davem@davemloft.net>
  */
 #include <linux/sched.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
 #include <linux/cpu.h>
 #include <linux/smp.h>
 #include <linux/percpu.h>
@@ -16,13 +16,13 @@
 static DEFINE_PER_CPU(struct hv_mmu_statistics, mmu_stats) __attribute__((aligned(64)));
 
 #define SHOW_MMUSTAT_ULONG(NAME) \
-static ssize_t show_##NAME(struct sys_device *dev, \
-			struct sysdev_attribute *attr, char *buf) \
+static ssize_t show_##NAME(struct device *dev, \
+			struct device_attribute *attr, char *buf) \
 { \
 	struct hv_mmu_statistics *p = &per_cpu(mmu_stats, dev->id); \
 	return sprintf(buf, "%lu\n", p->NAME); \
 } \
-static SYSDEV_ATTR(NAME, 0444, show_##NAME, NULL)
+static DEVICE_ATTR(NAME, 0444, show_##NAME, NULL)
 
 SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctx0_8k_tte);
 SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctx0_8k_tte);
@@ -58,38 +58,38 @@ SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctxnon0_256mb_tte);
 SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctxnon0_256mb_tte);
 
 static struct attribute *mmu_stat_attrs[] = {
-	&attr_immu_tsb_hits_ctx0_8k_tte.attr,
-	&attr_immu_tsb_ticks_ctx0_8k_tte.attr,
-	&attr_immu_tsb_hits_ctx0_64k_tte.attr,
-	&attr_immu_tsb_ticks_ctx0_64k_tte.attr,
-	&attr_immu_tsb_hits_ctx0_4mb_tte.attr,
-	&attr_immu_tsb_ticks_ctx0_4mb_tte.attr,
-	&attr_immu_tsb_hits_ctx0_256mb_tte.attr,
-	&attr_immu_tsb_ticks_ctx0_256mb_tte.attr,
-	&attr_immu_tsb_hits_ctxnon0_8k_tte.attr,
-	&attr_immu_tsb_ticks_ctxnon0_8k_tte.attr,
-	&attr_immu_tsb_hits_ctxnon0_64k_tte.attr,
-	&attr_immu_tsb_ticks_ctxnon0_64k_tte.attr,
-	&attr_immu_tsb_hits_ctxnon0_4mb_tte.attr,
-	&attr_immu_tsb_ticks_ctxnon0_4mb_tte.attr,
-	&attr_immu_tsb_hits_ctxnon0_256mb_tte.attr,
-	&attr_immu_tsb_ticks_ctxnon0_256mb_tte.attr,
-	&attr_dmmu_tsb_hits_ctx0_8k_tte.attr,
-	&attr_dmmu_tsb_ticks_ctx0_8k_tte.attr,
-	&attr_dmmu_tsb_hits_ctx0_64k_tte.attr,
-	&attr_dmmu_tsb_ticks_ctx0_64k_tte.attr,
-	&attr_dmmu_tsb_hits_ctx0_4mb_tte.attr,
-	&attr_dmmu_tsb_ticks_ctx0_4mb_tte.attr,
-	&attr_dmmu_tsb_hits_ctx0_256mb_tte.attr,
-	&attr_dmmu_tsb_ticks_ctx0_256mb_tte.attr,
-	&attr_dmmu_tsb_hits_ctxnon0_8k_tte.attr,
-	&attr_dmmu_tsb_ticks_ctxnon0_8k_tte.attr,
-	&attr_dmmu_tsb_hits_ctxnon0_64k_tte.attr,
-	&attr_dmmu_tsb_ticks_ctxnon0_64k_tte.attr,
-	&attr_dmmu_tsb_hits_ctxnon0_4mb_tte.attr,
-	&attr_dmmu_tsb_ticks_ctxnon0_4mb_tte.attr,
-	&attr_dmmu_tsb_hits_ctxnon0_256mb_tte.attr,
-	&attr_dmmu_tsb_ticks_ctxnon0_256mb_tte.attr,
+	&dev_attr_immu_tsb_hits_ctx0_8k_tte.attr,
+	&dev_attr_immu_tsb_ticks_ctx0_8k_tte.attr,
+	&dev_attr_immu_tsb_hits_ctx0_64k_tte.attr,
+	&dev_attr_immu_tsb_ticks_ctx0_64k_tte.attr,
+	&dev_attr_immu_tsb_hits_ctx0_4mb_tte.attr,
+	&dev_attr_immu_tsb_ticks_ctx0_4mb_tte.attr,
+	&dev_attr_immu_tsb_hits_ctx0_256mb_tte.attr,
+	&dev_attr_immu_tsb_ticks_ctx0_256mb_tte.attr,
+	&dev_attr_immu_tsb_hits_ctxnon0_8k_tte.attr,
+	&dev_attr_immu_tsb_ticks_ctxnon0_8k_tte.attr,
+	&dev_attr_immu_tsb_hits_ctxnon0_64k_tte.attr,
+	&dev_attr_immu_tsb_ticks_ctxnon0_64k_tte.attr,
+	&dev_attr_immu_tsb_hits_ctxnon0_4mb_tte.attr,
+	&dev_attr_immu_tsb_ticks_ctxnon0_4mb_tte.attr,
+	&dev_attr_immu_tsb_hits_ctxnon0_256mb_tte.attr,
+	&dev_attr_immu_tsb_ticks_ctxnon0_256mb_tte.attr,
+	&dev_attr_dmmu_tsb_hits_ctx0_8k_tte.attr,
+	&dev_attr_dmmu_tsb_ticks_ctx0_8k_tte.attr,
+	&dev_attr_dmmu_tsb_hits_ctx0_64k_tte.attr,
+	&dev_attr_dmmu_tsb_ticks_ctx0_64k_tte.attr,
+	&dev_attr_dmmu_tsb_hits_ctx0_4mb_tte.attr,
+	&dev_attr_dmmu_tsb_ticks_ctx0_4mb_tte.attr,
+	&dev_attr_dmmu_tsb_hits_ctx0_256mb_tte.attr,
+	&dev_attr_dmmu_tsb_ticks_ctx0_256mb_tte.attr,
+	&dev_attr_dmmu_tsb_hits_ctxnon0_8k_tte.attr,
+	&dev_attr_dmmu_tsb_ticks_ctxnon0_8k_tte.attr,
+	&dev_attr_dmmu_tsb_hits_ctxnon0_64k_tte.attr,
+	&dev_attr_dmmu_tsb_ticks_ctxnon0_64k_tte.attr,
+	&dev_attr_dmmu_tsb_hits_ctxnon0_4mb_tte.attr,
+	&dev_attr_dmmu_tsb_ticks_ctxnon0_4mb_tte.attr,
+	&dev_attr_dmmu_tsb_hits_ctxnon0_256mb_tte.attr,
+	&dev_attr_dmmu_tsb_ticks_ctxnon0_256mb_tte.attr,
 	NULL,
 };
 
@@ -139,15 +139,15 @@ static unsigned long write_mmustat_enable(unsigned long val)
 	return sun4v_mmustat_conf(ra, &orig_ra);
 }
 
-static ssize_t show_mmustat_enable(struct sys_device *s,
-				struct sysdev_attribute *attr, char *buf)
+static ssize_t show_mmustat_enable(struct device *s,
+				struct device_attribute *attr, char *buf)
 {
 	unsigned long val = run_on_cpu(s->id, read_mmustat_enable, 0);
 	return sprintf(buf, "%lx\n", val);
 }
 
-static ssize_t store_mmustat_enable(struct sys_device *s,
-			struct sysdev_attribute *attr, const char *buf,
+static ssize_t store_mmustat_enable(struct device *s,
+			struct device_attribute *attr, const char *buf,
 			size_t count)
 {
 	unsigned long val, err;
@@ -163,39 +163,39 @@ static ssize_t store_mmustat_enable(struct sys_device *s,
 	return count;
 }
 
-static SYSDEV_ATTR(mmustat_enable, 0644, show_mmustat_enable, store_mmustat_enable);
+static DEVICE_ATTR(mmustat_enable, 0644, show_mmustat_enable, store_mmustat_enable);
 
 static int mmu_stats_supported;
 
-static int register_mmu_stats(struct sys_device *s)
+static int register_mmu_stats(struct device *s)
 {
 	if (!mmu_stats_supported)
 		return 0;
-	sysdev_create_file(s, &attr_mmustat_enable);
+	device_create_file(s, &dev_attr_mmustat_enable);
 	return sysfs_create_group(&s->kobj, &mmu_stat_group);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
-static void unregister_mmu_stats(struct sys_device *s)
+static void unregister_mmu_stats(struct device *s)
 {
 	if (!mmu_stats_supported)
 		return;
 	sysfs_remove_group(&s->kobj, &mmu_stat_group);
-	sysdev_remove_file(s, &attr_mmustat_enable);
+	device_remove_file(s, &dev_attr_mmustat_enable);
 }
 #endif
 
 #define SHOW_CPUDATA_ULONG_NAME(NAME, MEMBER) \
-static ssize_t show_##NAME(struct sys_device *dev, \
-		struct sysdev_attribute *attr, char *buf) \
+static ssize_t show_##NAME(struct device *dev, \
+		struct device_attribute *attr, char *buf) \
 { \
 	cpuinfo_sparc *c = &cpu_data(dev->id); \
 	return sprintf(buf, "%lu\n", c->MEMBER); \
 }
 
 #define SHOW_CPUDATA_UINT_NAME(NAME, MEMBER) \
-static ssize_t show_##NAME(struct sys_device *dev, \
-		struct sysdev_attribute *attr, char *buf) \
+static ssize_t show_##NAME(struct device *dev, \
+		struct device_attribute *attr, char *buf) \
 { \
 	cpuinfo_sparc *c = &cpu_data(dev->id); \
 	return sprintf(buf, "%u\n", c->MEMBER); \
@@ -209,14 +209,14 @@ SHOW_CPUDATA_UINT_NAME(l1_icache_line_size, icache_line_size);
 SHOW_CPUDATA_UINT_NAME(l2_cache_size, ecache_size);
 SHOW_CPUDATA_UINT_NAME(l2_cache_line_size, ecache_line_size);
 
-static struct sysdev_attribute cpu_core_attrs[] = {
-	_SYSDEV_ATTR(clock_tick,          0444, show_clock_tick, NULL),
-	_SYSDEV_ATTR(l1_dcache_size,      0444, show_l1_dcache_size, NULL),
-	_SYSDEV_ATTR(l1_dcache_line_size, 0444, show_l1_dcache_line_size, NULL),
-	_SYSDEV_ATTR(l1_icache_size,      0444, show_l1_icache_size, NULL),
-	_SYSDEV_ATTR(l1_icache_line_size, 0444, show_l1_icache_line_size, NULL),
-	_SYSDEV_ATTR(l2_cache_size,       0444, show_l2_cache_size, NULL),
-	_SYSDEV_ATTR(l2_cache_line_size,  0444, show_l2_cache_line_size, NULL),
+static struct device_attribute cpu_core_attrs[] = {
+	__ATTR(clock_tick,          0444, show_clock_tick, NULL),
+	__ATTR(l1_dcache_size,      0444, show_l1_dcache_size, NULL),
+	__ATTR(l1_dcache_line_size, 0444, show_l1_dcache_line_size, NULL),
+	__ATTR(l1_icache_size,      0444, show_l1_icache_size, NULL),
+	__ATTR(l1_icache_line_size, 0444, show_l1_icache_line_size, NULL),
+	__ATTR(l2_cache_size,       0444, show_l2_cache_size, NULL),
+	__ATTR(l2_cache_line_size,  0444, show_l2_cache_line_size, NULL),
 };
 
 static DEFINE_PER_CPU(struct cpu, cpu_devices);
@@ -224,11 +224,11 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices);
 static void register_cpu_online(unsigned int cpu)
 {
 	struct cpu *c = &per_cpu(cpu_devices, cpu);
-	struct sys_device *s = &c->sysdev;
+	struct device *s = &c->dev;
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(cpu_core_attrs); i++)
-		sysdev_create_file(s, &cpu_core_attrs[i]);
+		device_create_file(s, &cpu_core_attrs[i]);
 
 	register_mmu_stats(s);
 }
@@ -237,12 +237,12 @@ static void register_cpu_online(unsigned int cpu)
 static void unregister_cpu_online(unsigned int cpu)
 {
 	struct cpu *c = &per_cpu(cpu_devices, cpu);
-	struct sys_device *s = &c->sysdev;
+	struct device *s = &c->dev;
 	int i;
 
 	unregister_mmu_stats(s);
 	for (i = 0; i < ARRAY_SIZE(cpu_core_attrs); i++)
-		sysdev_remove_file(s, &cpu_core_attrs[i]);
+		device_remove_file(s, &cpu_core_attrs[i]);
 }
 #endif
 
diff --git a/arch/sparc/lib/atomic_32.S b/arch/sparc/lib/atomic_32.S
index 178cbb8ae1b9..eb6c7359cbd1 100644
--- a/arch/sparc/lib/atomic_32.S
+++ b/arch/sparc/lib/atomic_32.S
@@ -40,60 +40,5 @@ ___xchg32_sun4md:
 	 mov	%g4, %o7
 #endif
 
-	/* Read asm-sparc/atomic.h carefully to understand how this works for SMP.
-	 * Really, some things here for SMP are overly clever, go read the header.
-	 */
-	.globl	___atomic24_add
-___atomic24_add:
-	rd	%psr, %g3		! Keep the code small, old way was stupid
-	nop; nop; nop;			! Let the bits set
-	or	%g3, PSR_PIL, %g7	! Disable interrupts
-	wr	%g7, 0x0, %psr		! Set %psr
-	nop; nop; nop;			! Let the bits set
-#ifdef CONFIG_SMP
-1:	ldstub	[%g1 + 3], %g7		! Spin on the byte lock for SMP.
-	orcc	%g7, 0x0, %g0		! Did we get it?
-	bne	1b			! Nope...
-	 ld	[%g1], %g7		! Load locked atomic24_t
-	sra	%g7, 8, %g7		! Get signed 24-bit integer
-	add	%g7, %g2, %g2		! Add in argument
-	sll	%g2, 8, %g7		! Transpose back to atomic24_t
-	st	%g7, [%g1]		! Clever: This releases the lock as well.
-#else
-	ld	[%g1], %g7		! Load locked atomic24_t
-	add	%g7, %g2, %g2		! Add in argument
-	st	%g2, [%g1]		! Store it back
-#endif
-	wr	%g3, 0x0, %psr		! Restore original PSR_PIL
-	nop; nop; nop;			! Let the bits set
-	jmpl	%o7, %g0		! NOTE: not + 8, see callers in atomic.h
-	 mov	%g4, %o7		! Restore %o7
-
-	.globl	___atomic24_sub
-___atomic24_sub:
-	rd	%psr, %g3		! Keep the code small, old way was stupid
-	nop; nop; nop;			! Let the bits set
-	or	%g3, PSR_PIL, %g7	! Disable interrupts
-	wr	%g7, 0x0, %psr		! Set %psr
-	nop; nop; nop;			! Let the bits set
-#ifdef CONFIG_SMP
-1:	ldstub	[%g1 + 3], %g7		! Spin on the byte lock for SMP.
-	orcc	%g7, 0x0, %g0		! Did we get it?
-	bne	1b			! Nope...
-	 ld	[%g1], %g7		! Load locked atomic24_t
-	sra	%g7, 8, %g7		! Get signed 24-bit integer
-	sub	%g7, %g2, %g2		! Subtract argument
-	sll	%g2, 8, %g7		! Transpose back to atomic24_t
-	st	%g7, [%g1]		! Clever: This releases the lock as well
-#else
-	ld	[%g1], %g7		! Load locked atomic24_t
-	sub	%g7, %g2, %g2		! Subtract argument
-	st	%g2, [%g1]		! Store it back
-#endif
-	wr	%g3, 0x0, %psr		! Restore original PSR_PIL
-	nop; nop; nop;			! Let the bits set
-	jmpl	%o7, %g0		! NOTE: not + 8, see callers in atomic.h
-	 mov	%g4, %o7		! Restore %o7
-
 	.globl  __atomic_end
 __atomic_end:
diff --git a/arch/sparc/lib/iomap.c b/arch/sparc/lib/iomap.c
index 9ef37e13a920..c4d42a50ebc0 100644
--- a/arch/sparc/lib/iomap.c
+++ b/arch/sparc/lib/iomap.c
@@ -18,31 +18,8 @@ void ioport_unmap(void __iomem *addr)
 EXPORT_SYMBOL(ioport_map);
 EXPORT_SYMBOL(ioport_unmap);
 
-/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */
-void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen)
-{
-	resource_size_t start = pci_resource_start(dev, bar);
-	resource_size_t len = pci_resource_len(dev, bar);
-	unsigned long flags = pci_resource_flags(dev, bar);
-
-	if (!len || !start)
-		return NULL;
-	if (maxlen && len > maxlen)
-		len = maxlen;
-	if (flags & IORESOURCE_IO)
-		return ioport_map(start, len);
-	if (flags & IORESOURCE_MEM) {
-		if (flags & IORESOURCE_CACHEABLE)
-			return ioremap(start, len);
-		return ioremap_nocache(start, len);
-	}
-	/* What? */
-	return NULL;
-}
-
 void pci_iounmap(struct pci_dev *dev, void __iomem * addr)
 {
 	/* nothing to do */
 }
-EXPORT_SYMBOL(pci_iomap);
 EXPORT_SYMBOL(pci_iounmap);
diff --git a/arch/sparc/lib/ksyms.c b/arch/sparc/lib/ksyms.c
index 1b30bb3bfdb1..f73c2240fe60 100644
--- a/arch/sparc/lib/ksyms.c
+++ b/arch/sparc/lib/ksyms.c
@@ -62,8 +62,6 @@ extern void ___rw_read_enter(void);
 extern void ___rw_read_try(void);
 extern void ___rw_read_exit(void);
 extern void ___rw_write_enter(void);
-extern void ___atomic24_add(void);
-extern void ___atomic24_sub(void);
 
 /* Alias functions whose names begin with "." and export the aliases.
  * The module references will be fixed up by module_frob_arch_sections.
@@ -97,10 +95,6 @@ EXPORT_SYMBOL(___rw_read_exit);
 EXPORT_SYMBOL(___rw_write_enter);
 #endif
 
-/* Atomic operations. */
-EXPORT_SYMBOL(___atomic24_add);
-EXPORT_SYMBOL(___atomic24_sub);
-
 EXPORT_SYMBOL(__ashrdi3);
 EXPORT_SYMBOL(__ashldi3);
 EXPORT_SYMBOL(__lshrdi3);
diff --git a/arch/sparc/mm/btfixup.c b/arch/sparc/mm/btfixup.c
index 5175ac2f4820..8a7f81743c12 100644
--- a/arch/sparc/mm/btfixup.c
+++ b/arch/sparc/mm/btfixup.c
@@ -302,8 +302,7 @@ void __init btfixup(void)
 				case 'i':	/* INT */
 					if ((insn & 0xc1c00000) == 0x01000000) /* %HI */
 						set_addr(addr, q[1], fmangled, (insn & 0xffc00000) | (p[1] >> 10));
-					else if ((insn & 0x80002000) == 0x80002000 &&
-					         (insn & 0x01800000) != 0x01800000) /* %LO */
+					else if ((insn & 0x80002000) == 0x80002000) /* %LO */
 						set_addr(addr, q[1], fmangled, (insn & 0xffffe000) | (p[1] & 0x3ff));
 					else {
 						prom_printf(insn_i, p, addr, insn);
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 8584a25a9f0d..b3f5e7dfea51 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -816,7 +816,7 @@ static u64 memblock_nid_range(u64 start, u64 end, int *nid)
 #endif
 
 /* This must be invoked after performing all of the necessary
- * add_active_range() calls for 'nid'.  We need to be able to get
+ * memblock_set_node() calls for 'nid'.  We need to be able to get
  * correct data from get_pfn_range_for_nid().
  */
 static void __init allocate_node_data(int nid)
@@ -987,14 +987,11 @@ static void __init add_node_ranges(void)
 
 			this_end = memblock_nid_range(start, end, &nid);
 
-			numadbg("Adding active range nid[%d] "
+			numadbg("Setting memblock NUMA node nid[%d] "
 				"start[%lx] end[%lx]\n",
 				nid, start, this_end);
 
-			add_active_range(nid,
-					 start >> PAGE_SHIFT,
-					 this_end >> PAGE_SHIFT);
-
+			memblock_set_node(start, this_end - start, nid);
 			start = this_end;
 		}
 	}
@@ -1282,7 +1279,6 @@ static void __init bootmem_init_nonnuma(void)
 {
 	unsigned long top_of_ram = memblock_end_of_DRAM();
 	unsigned long total_ram = memblock_phys_mem_size();
-	struct memblock_region *reg;
 
 	numadbg("bootmem_init_nonnuma()\n");
 
@@ -1292,20 +1288,8 @@ static void __init bootmem_init_nonnuma(void)
 	       (top_of_ram - total_ram) >> 20);
 
 	init_node_masks_nonnuma();
-
-	for_each_memblock(memory, reg) {
-		unsigned long start_pfn, end_pfn;
-
-		if (!reg->size)
-			continue;
-
-		start_pfn = memblock_region_memory_base_pfn(reg);
-		end_pfn = memblock_region_memory_end_pfn(reg);
-		add_active_range(0, start_pfn, end_pfn);
-	}
-
+	memblock_set_node(0, (phys_addr_t)ULLONG_MAX, 0);
 	allocate_node_data(0);
-
 	node_set_online(0);
 }
 
@@ -1769,8 +1753,6 @@ void __init paging_init(void)
 		sun4v_ktsb_init();
 	}
 
-	memblock_init();
-
 	/* Find available physical memory...
 	 *
 	 * Read it twice in order to work around a bug in openfirmware.
@@ -1796,7 +1778,7 @@ void __init paging_init(void)
 
 	memblock_enforce_memory_limit(cmdline_memory_size);
 
-	memblock_analyze();
+	memblock_allow_resize();
 	memblock_dump_all();
 
 	set_bit(0, mmu_context_bmap);