Merge branch 'master' of /home/trondmy/kernel/linux-2.6/

Conflicts:

	fs/nfs/inode.c
	fs/super.c

Fix conflicts between patch 'NFS: Split fs/nfs/inode.c' and patch
'VFS: Permit filesystem to override root dentry on mount'

8 files changed, 84 insertions, 80 deletions

diff --git a/include/asm-frv/atomic.h b/include/asm-frv/atomic.h
index 9a4ff03..066386a 100644
--- a/include/asm-frv/atomic.h
+++ b/include/asm-frv/atomic.h
@@ -227,7 +227,7 @@ extern unsigned long atomic_test_and_XOR_mask(unsigned long mask, volatile unsig
 		break;								\
 										\
 	default:								\
-		__xg_orig = 0;							\
+		__xg_orig = (__typeof__(__xg_orig))0;				\
 		asm volatile("break");						\
 		break;								\
 	}									\
@@ -247,7 +247,7 @@ extern uint32_t __xchg_32(uint32_t i, volatile void *v);
 	switch (sizeof(__xg_orig)) {								\
 	case 4: __xg_orig = (__typeof__(*(ptr))) __xchg_32((uint32_t) x, __xg_ptr);	break;	\
 	default:										\
-		__xg_orig = 0;									\
+		__xg_orig = (__typeof__(__xg_orig))0;									\
 		asm volatile("break");								\
 		break;										\
 	}											\
diff --git a/include/asm-frv/checksum.h b/include/asm-frv/checksum.h
index 10236f68..42bf0db 100644
--- a/include/asm-frv/checksum.h
+++ b/include/asm-frv/checksum.h
@@ -43,7 +43,7 @@ unsigned int csum_partial_copy(const char *src, char *dst, int len, int sum);
  * here even more important to align src and dst on a 32-bit (or even
  * better 64-bit) boundary
  */
-extern unsigned int csum_partial_copy_from_user(const char *src, char *dst,
+extern unsigned int csum_partial_copy_from_user(const char __user *src, char *dst,
 						int len, int sum, int *csum_err);
 
 #define csum_partial_copy_nocheck(src, dst, len, sum)	\
diff --git a/include/asm-frv/highmem.h b/include/asm-frv/highmem.h
index cfbf7d3..e2247c2 100644
--- a/include/asm-frv/highmem.h
+++ b/include/asm-frv/highmem.h
@@ -134,7 +134,7 @@ static inline void *kmap_atomic(struct page *page, enum km_type type)
 
 	default:
 		BUG();
-		return 0;
+		return NULL;
 	}
 }
 
diff --git a/include/asm-frv/io.h b/include/asm-frv/io.h
index b56eba5..7765f55 100644
--- a/include/asm-frv/io.h
+++ b/include/asm-frv/io.h
@@ -40,13 +40,13 @@ static inline unsigned long _swapl(unsigned long v)
 //#define __iormb() asm volatile("membar")
 //#define __iowmb() asm volatile("membar")
 
-#define __raw_readb(addr) __builtin_read8((void *) (addr))
-#define __raw_readw(addr) __builtin_read16((void *) (addr))
-#define __raw_readl(addr) __builtin_read32((void *) (addr))
+#define __raw_readb __builtin_read8
+#define __raw_readw __builtin_read16
+#define __raw_readl __builtin_read32
 
-#define __raw_writeb(datum, addr) __builtin_write8((void *) (addr), datum)
-#define __raw_writew(datum, addr) __builtin_write16((void *) (addr), datum)
-#define __raw_writel(datum, addr) __builtin_write32((void *) (addr), datum)
+#define __raw_writeb(datum, addr) __builtin_write8(addr, datum)
+#define __raw_writew(datum, addr) __builtin_write16(addr, datum)
+#define __raw_writel(datum, addr) __builtin_write32(addr, datum)
 
 static inline void io_outsb(unsigned int addr, const void *buf, int len)
 {
@@ -116,7 +116,7 @@ static inline void memset_io(volatile void __iomem *addr, unsigned char val, int
 	memset((void __force *) addr, val, count);
 }
 
-static inline void memcpy_fromio(void *dst, volatile void __iomem *src, int count)
+static inline void memcpy_fromio(void *dst, const volatile void __iomem *src, int count)
 {
 	memcpy(dst, (void __force *) src, count);
 }
@@ -128,12 +128,12 @@ static inline void memcpy_toio(volatile void __iomem *dst, const void *src, int
 
 static inline uint8_t inb(unsigned long addr)
 {
-	return __builtin_read8((void *)addr);
+	return __builtin_read8((void __iomem *)addr);
 }
 
 static inline uint16_t inw(unsigned long addr)
 {
-	uint16_t ret = __builtin_read16((void *)addr);
+	uint16_t ret = __builtin_read16((void __iomem *)addr);
 
 	if (__is_PCI_IO(addr))
 		ret = _swapw(ret);
@@ -143,7 +143,7 @@ static inline uint16_t inw(unsigned long addr)
 
 static inline uint32_t inl(unsigned long addr)
 {
-	uint32_t ret = __builtin_read32((void *)addr);
+	uint32_t ret = __builtin_read32((void __iomem *)addr);
 
 	if (__is_PCI_IO(addr))
 		ret = _swapl(ret);
@@ -153,21 +153,21 @@ static inline uint32_t inl(unsigned long addr)
 
 static inline void outb(uint8_t datum, unsigned long addr)
 {
-	__builtin_write8((void *)addr, datum);
+	__builtin_write8((void __iomem *)addr, datum);
 }
 
 static inline void outw(uint16_t datum, unsigned long addr)
 {
 	if (__is_PCI_IO(addr))
 		datum = _swapw(datum);
-	__builtin_write16((void *)addr, datum);
+	__builtin_write16((void __iomem *)addr, datum);
 }
 
 static inline void outl(uint32_t datum, unsigned long addr)
 {
 	if (__is_PCI_IO(addr))
 		datum = _swapl(datum);
-	__builtin_write32((void *)addr, datum);
+	__builtin_write32((void __iomem *)addr, datum);
 }
 
 #define inb_p(addr)	inb(addr)
@@ -189,12 +189,12 @@ static inline void outl(uint32_t datum, unsigned long addr)
 
 static inline uint8_t readb(const volatile void __iomem *addr)
 {
-	return __builtin_read8((volatile uint8_t __force *) addr);
+	return __builtin_read8((__force void volatile __iomem *) addr);
 }
 
 static inline uint16_t readw(const volatile void __iomem *addr)
 {
-	uint16_t ret =	__builtin_read16((volatile uint16_t __force *)addr);
+	uint16_t ret =	__builtin_read16((__force void volatile __iomem *)addr);
 
 	if (__is_PCI_MEM(addr))
 		ret = _swapw(ret);
@@ -203,7 +203,7 @@ static inline uint16_t readw(const volatile void __iomem *addr)
 
 static inline uint32_t readl(const volatile void __iomem *addr)
 {
-	uint32_t ret =	__builtin_read32((volatile uint32_t __force *)addr);
+	uint32_t ret =	__builtin_read32((__force void volatile __iomem *)addr);
 
 	if (__is_PCI_MEM(addr))
 		ret = _swapl(ret);
@@ -217,7 +217,7 @@ static inline uint32_t readl(const volatile void __iomem *addr)
 
 static inline void writeb(uint8_t datum, volatile void __iomem *addr)
 {
-	__builtin_write8((volatile uint8_t __force *) addr, datum);
+	__builtin_write8(addr, datum);
 	if (__is_PCI_MEM(addr))
 		__flush_PCI_writes();
 }
@@ -227,7 +227,7 @@ static inline void writew(uint16_t datum, volatile void __iomem *addr)
 	if (__is_PCI_MEM(addr))
 		datum = _swapw(datum);
 
-	__builtin_write16((volatile uint16_t __force *) addr, datum);
+	__builtin_write16(addr, datum);
 	if (__is_PCI_MEM(addr))
 		__flush_PCI_writes();
 }
@@ -237,7 +237,7 @@ static inline void writel(uint32_t datum, volatile void __iomem *addr)
 	if (__is_PCI_MEM(addr))
 		datum = _swapl(datum);
 
-	__builtin_write32((volatile uint32_t __force *) addr, datum);
+	__builtin_write32(addr, datum);
 	if (__is_PCI_MEM(addr))
 		__flush_PCI_writes();
 }
@@ -271,7 +271,7 @@ static inline void __iomem *ioremap_fullcache(unsigned long physaddr, unsigned l
 	return __ioremap(physaddr, size, IOMAP_FULL_CACHING);
 }
 
-extern void iounmap(void __iomem *addr);
+extern void iounmap(void volatile __iomem *addr);
 
 static inline void __iomem *ioport_map(unsigned long port, unsigned int nr)
 {
diff --git a/include/asm-frv/mb-regs.h b/include/asm-frv/mb-regs.h
index 93fa732..219e5f9 100644
--- a/include/asm-frv/mb-regs.h
+++ b/include/asm-frv/mb-regs.h
@@ -16,6 +16,17 @@
 #include <asm/sections.h>
 #include <asm/mem-layout.h>
 
+#ifndef __ASSEMBLY__
+/* gcc builtins, annotated */
+
+unsigned long __builtin_read8(volatile void __iomem *);
+unsigned long __builtin_read16(volatile void __iomem *);
+unsigned long __builtin_read32(volatile void __iomem *);
+void __builtin_write8(volatile void __iomem *, unsigned char);
+void __builtin_write16(volatile void __iomem *, unsigned short);
+void __builtin_write32(volatile void __iomem *, unsigned long);
+#endif
+
 #define __region_IO	KERNEL_IO_START	/* the region from 0xe0000000 to 0xffffffff has suitable
 					 * protection laid over the top for use in memory-mapped
 					 * I/O
@@ -59,7 +70,7 @@
 #define __region_PCI_MEM	(__region_CS2 + 0x08000000UL)
 #define __flush_PCI_writes()						\
 do {									\
-	__builtin_write8((volatile void *) __region_PCI_MEM, 0);	\
+	__builtin_write8((volatile void __iomem *) __region_PCI_MEM, 0);	\
 } while(0)
 
 #define __is_PCI_IO(addr) \
@@ -83,15 +94,15 @@ extern int __nongprelbss mb93090_mb00_detected;
 #define __set_LEDS(X)							\
 do {									\
 	if (mb93090_mb00_detected)					\
-		__builtin_write32((void *) __addr_LEDS(), ~(X));	\
+		__builtin_write32((void __iomem *) __addr_LEDS(), ~(X));	\
 } while (0)
 #else
 #define __set_LEDS(X)
 #endif
 
 #define __addr_LCD()		(__region_CS2 + 0x01200008UL)
-#define __get_LCD(B)		__builtin_read32((volatile void *) (B))
-#define __set_LCD(B,X)		__builtin_write32((volatile void *) (B), (X))
+#define __get_LCD(B)		__builtin_read32((volatile void __iomem *) (B))
+#define __set_LCD(B,X)		__builtin_write32((volatile void __iomem *) (B), (X))
 
 #define LCD_D			0x000000ff		/* LCD data bus */
 #define LCD_RW			0x00000100		/* LCD R/W signal */
@@ -161,11 +172,11 @@ do {									\
 #define __get_CLKIN()		66000000UL
 
 #define __addr_LEDS()		(__region_CS2 + 0x00000023UL)
-#define __set_LEDS(X)		__builtin_write8((volatile void *) __addr_LEDS(), (X))
+#define __set_LEDS(X)		__builtin_write8((volatile void __iomem *) __addr_LEDS(), (X))
 
 #define __addr_FPGATR()		(__region_CS2 + 0x00000030UL)
-#define __set_FPGATR(X)		__builtin_write32((volatile void *) __addr_FPGATR(), (X))
-#define __get_FPGATR()		__builtin_read32((volatile void *) __addr_FPGATR())
+#define __set_FPGATR(X)		__builtin_write32((volatile void __iomem *) __addr_FPGATR(), (X))
+#define __get_FPGATR()		__builtin_read32((volatile void __iomem *) __addr_FPGATR())
 
 #define MB93093_FPGA_FPGATR_AUDIO_CLK	0x00000003
 
@@ -180,7 +191,7 @@ do {									\
 #define MB93093_FPGA_SWR_PUSHSWMASK	(0x1F<<26)
 #define MB93093_FPGA_SWR_PUSHSW4	(1<<29)
 
-#define __addr_FPGA_SWR		((volatile void *)(__region_CS2 + 0x28UL))
+#define __addr_FPGA_SWR		((volatile void __iomem *)(__region_CS2 + 0x28UL))
 #define __get_FPGA_PUSHSW1_5()	(__builtin_read32(__addr_FPGA_SWR) & MB93093_FPGA_SWR_PUSHSWMASK)
 
 
diff --git a/include/asm-frv/signal.h b/include/asm-frv/signal.h
index 6736689..dcc1b35 100644
--- a/include/asm-frv/signal.h
+++ b/include/asm-frv/signal.h
@@ -114,13 +114,13 @@ struct old_sigaction {
 	__sighandler_t sa_handler;
 	old_sigset_t sa_mask;
 	unsigned long sa_flags;
-	void (*sa_restorer)(void);
+	__sigrestore_t sa_restorer;
 };
 
 struct sigaction {
 	__sighandler_t sa_handler;
 	unsigned long sa_flags;
-	void (*sa_restorer)(void);
+	__sigrestore_t sa_restorer;
 	sigset_t sa_mask;		/* mask last for extensibility */
 };
 
@@ -146,7 +146,7 @@ struct sigaction {
 #endif /* __KERNEL__ */
 
 typedef struct sigaltstack {
-	void *ss_sp;
+	void __user *ss_sp;
 	int ss_flags;
 	size_t ss_size;
 } stack_t;
diff --git a/include/asm-frv/uaccess.h b/include/asm-frv/uaccess.h
index a1d1404..3d90e10 100644
--- a/include/asm-frv/uaccess.h
+++ b/include/asm-frv/uaccess.h
@@ -22,7 +22,7 @@
 
 #define HAVE_ARCH_UNMAPPED_AREA	/* we decide where to put mmaps */
 
-#define __ptr(x) ((unsigned long *)(x))
+#define __ptr(x) ((unsigned long __force *)(x))
 
 #define VERIFY_READ	0
 #define VERIFY_WRITE	1
@@ -64,7 +64,7 @@ static inline int ___range_ok(unsigned long addr, unsigned long size)
 
 #define __range_ok(addr,size) ___range_ok((unsigned long) (addr), (unsigned long) (size))
 
-#define access_ok(type,addr,size) (__range_ok((addr), (size)) == 0)
+#define access_ok(type,addr,size) (__range_ok((void __user *)(addr), (size)) == 0)
 #define __access_ok(addr,size) (__range_ok((addr), (size)) == 0)
 
 /*
@@ -97,6 +97,7 @@ extern unsigned long search_exception_table(unsigned long);
 	int __pu_err = 0;						\
 									\
 	typeof(*(ptr)) __pu_val = (x);					\
+	__chk_user_ptr(ptr);						\
 									\
 	switch (sizeof (*(ptr))) {					\
 	case 1:								\
@@ -120,7 +121,7 @@ extern unsigned long search_exception_table(unsigned long);
 
 #define put_user(x, ptr)			\
 ({						\
-	typeof(&*ptr) _p = (ptr);		\
+	typeof(*(ptr)) __user *_p = (ptr);	\
 	int _e;					\
 						\
 	_e = __range_ok(_p, sizeof(*_p));	\
@@ -175,33 +176,44 @@ do {						\
  */
 #define __get_user(x, ptr)						\
 ({									\
-	typeof(*(ptr)) __gu_val = 0;					\
 	int __gu_err = 0;						\
+	__chk_user_ptr(ptr);						\
 									\
 	switch (sizeof(*(ptr))) {					\
-	case 1:								\
-		__get_user_asm(__gu_err, *(u8*)&__gu_val, ptr, "ub", "=r"); \
+	case 1: {							\
+		unsigned char __gu_val;					\
+		__get_user_asm(__gu_err, __gu_val, ptr, "ub", "=r");	\
+		(x) = *(__force __typeof__(*(ptr)) *) &__gu_val;	\
 		break;							\
-	case 2:								\
-		__get_user_asm(__gu_err, *(u16*)&__gu_val, ptr, "uh", "=r"); \
+	}								\
+	case 2: {							\
+		unsigned short __gu_val;				\
+		__get_user_asm(__gu_err, __gu_val, ptr, "uh", "=r");	\
+		(x) = *(__force __typeof__(*(ptr)) *) &__gu_val;	\
 		break;							\
-	case 4:								\
-		__get_user_asm(__gu_err, *(u32*)&__gu_val, ptr, "", "=r"); \
+	}								\
+	case 4: {							\
+		unsigned int __gu_val;					\
+		__get_user_asm(__gu_err, __gu_val, ptr, "", "=r");	\
+		(x) = *(__force __typeof__(*(ptr)) *) &__gu_val;	\
 		break;							\
-	case 8:								\
-		__get_user_asm(__gu_err, *(u64*)&__gu_val, ptr, "d", "=e"); \
+	}								\
+	case 8: {							\
+		unsigned long long __gu_val;				\
+		__get_user_asm(__gu_err, __gu_val, ptr, "d", "=e");	\
+		(x) = *(__force __typeof__(*(ptr)) *) &__gu_val;	\
 		break;							\
+	}								\
 	default:							\
 		__gu_err = __get_user_bad();				\
 		break;							\
 	}								\
-	(x) = __gu_val;							\
 	__gu_err;							\
 })
 
 #define get_user(x, ptr)			\
 ({						\
-	typeof(&*ptr) _p = (ptr);		\
+	const typeof(*(ptr)) __user *_p = (ptr);\
 	int _e;					\
 						\
 	_e = __range_ok(_p, sizeof(*_p));	\
@@ -248,19 +260,20 @@ do {							\
 /*
  *
  */
+#define ____force(x) (__force void *)(void __user *)(x)
 #ifdef CONFIG_MMU
 extern long __memset_user(void *dst, unsigned long count);
 extern long __memcpy_user(void *dst, const void *src, unsigned long count);
 
-#define clear_user(dst,count)			__memset_user((dst), (count))
-#define __copy_from_user_inatomic(to, from, n)	__memcpy_user((to), (from), (n))
-#define __copy_to_user_inatomic(to, from, n)	__memcpy_user((to), (from), (n))
+#define clear_user(dst,count)			__memset_user(____force(dst), (count))
+#define __copy_from_user_inatomic(to, from, n)	__memcpy_user((to), ____force(from), (n))
+#define __copy_to_user_inatomic(to, from, n)	__memcpy_user(____force(to), (from), (n))
 
 #else
 
-#define clear_user(dst,count)			(memset((dst), 0, (count)), 0)
-#define __copy_from_user_inatomic(to, from, n)	(memcpy((to), (from), (n)), 0)
-#define __copy_to_user_inatomic(to, from, n)	(memcpy((to), (from), (n)), 0)
+#define clear_user(dst,count)			(memset(____force(dst), 0, (count)), 0)
+#define __copy_from_user_inatomic(to, from, n)	(memcpy((to), ____force(from), (n)), 0)
+#define __copy_to_user_inatomic(to, from, n)	(memcpy(____force(to), (from), (n)), 0)
 
 #endif
 
@@ -278,7 +291,7 @@ __copy_from_user(void *to, const void __user *from, unsigned long n)
        return __copy_from_user_inatomic(to, from, n);
 }
 
-static inline long copy_from_user(void *to, const void *from, unsigned long n)
+static inline long copy_from_user(void *to, const void __user *from, unsigned long n)
 {
 	unsigned long ret = n;
 
@@ -291,16 +304,13 @@ static inline long copy_from_user(void *to, const void *from, unsigned long n)
 	return ret;
 }
 
-static inline long copy_to_user(void *to, const void *from, unsigned long n)
+static inline long copy_to_user(void __user *to, const void *from, unsigned long n)
 {
 	return likely(__access_ok(to, n)) ? __copy_to_user(to, from, n) : n;
 }
 
-#define copy_to_user_ret(to,from,n,retval)	({ if (copy_to_user(to,from,n)) return retval; })
-#define copy_from_user_ret(to,from,n,retval)	({ if (copy_from_user(to,from,n)) return retval; })
-
-extern long strncpy_from_user(char *dst, const char *src, long count);
-extern long strnlen_user(const char *src, long count);
+extern long strncpy_from_user(char *dst, const char __user *src, long count);
+extern long strnlen_user(const char __user *src, long count);
 
 #define strlen_user(str) strnlen_user(str, 32767)
 
diff --git a/include/asm-frv/unistd.h b/include/asm-frv/unistd.h
index 7c2e712..b80dbd8 100644
--- a/include/asm-frv/unistd.h
+++ b/include/asm-frv/unistd.h
@@ -306,7 +306,7 @@
 #define __NR_mknodat		297
 #define __NR_fchownat		298
 #define __NR_futimesat		299
-#define __NR_newfstatat		300
+#define __NR_fstatat64		300
 #define __NR_unlinkat		301
 #define __NR_renameat		302
 #define __NR_linkat		303
@@ -460,24 +460,7 @@ type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg
  * some others too.
  */
 #define __NR__exit __NR_exit
-static inline _syscall0(int,pause)
-static inline _syscall0(int,sync)
-static inline _syscall0(pid_t,setsid)
-static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
-static inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
-static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
-static inline _syscall1(int,dup,int,fd)
 static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
-static inline _syscall3(int,open,const char *,file,int,flag,int,mode)
-static inline _syscall1(int,close,int,fd)
-static inline _syscall1(int,_exit,int,exitcode)
-static inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
-static inline _syscall1(int,delete_module,const char *,name)
-
-static inline pid_t wait(int * wait_stat)
-{
-	return waitpid(-1,wait_stat,0);
-}
 
 #endif /* __KERNEL_SYSCALLS__ */