tas() has no users, so get rid of it. Signed-off-by: Jeff Dike -- include/asm-alpha/system.h | 3 --- include/asm-arm/system.h | 2 -- include/asm-arm26/system.h | 2 -- include/asm-blackfin/system.h | 1 - include/asm-h8300/system.h | 1 - include/asm-i386/system.h | 2 -- include/asm-m32r/system.h | 2 -- include/asm-m68k/system.h | 1 - include/asm-m68knommu/system.h | 1 - include/asm-mips/system.h | 1 - include/asm-powerpc/system.h | 2 -- include/asm-ppc/system.h | 1 - include/asm-sh/system.h | 10 ---------- include/asm-sh64/system.h | 2 -- include/asm-sparc/system.h | 1 - include/asm-sparc64/system.h | 1 - include/asm-v850/system.h | 1 - include/asm-x86_64/system.h | 2 -- include/asm-xtensa/system.h | 2 -- 19 files changed, 38 deletions(-) Index: linux-2.6.21-mm/include/asm-alpha/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-alpha/system.h 2007-04-26 17:33:06.000000000 -0400 +++ linux-2.6.21-mm/include/asm-alpha/system.h 2007-04-30 17:54:32.000000000 -0400 @@ -548,9 +548,6 @@ __xchg_u64_local(volatile long *m, unsig sizeof(*(ptr))); \ }) -#define tas(ptr) (xchg((ptr),1)) - - /* * Atomic compare and exchange. Compare OLD with MEM, if identical, * store NEW in MEM. Return the initial value in MEM. Success is Index: linux-2.6.21-mm/include/asm-arm/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-arm/system.h 2007-04-26 17:33:06.000000000 -0400 +++ linux-2.6.21-mm/include/asm-arm/system.h 2007-04-30 17:54:33.000000000 -0400 @@ -103,8 +103,6 @@ void hook_fault_code(int nr, int (*fn)(u #define xchg(ptr,x) \ ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) - extern asmlinkage void __backtrace(void); extern asmlinkage void c_backtrace(unsigned long fp, int pmode); Index: linux-2.6.21-mm/include/asm-arm26/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-arm26/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-arm26/system.h 2007-04-30 17:54:33.000000000 -0400 @@ -52,8 +52,6 @@ void hook_fault_code(int nr, int (*fn)(u #define xchg(ptr,x) \ ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) - extern asmlinkage void __backtrace(void); #define set_cr(x) \ Index: linux-2.6.21-mm/include/asm-blackfin/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-blackfin/system.h 2007-04-26 17:33:06.000000000 -0400 +++ linux-2.6.21-mm/include/asm-blackfin/system.h 2007-04-30 17:54:33.000000000 -0400 @@ -138,7 +138,6 @@ extern unsigned long irq_flags; #endif #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) ((void)xchg((ptr),1)) struct __xchg_dummy { unsigned long a[100]; Index: linux-2.6.21-mm/include/asm-h8300/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-h8300/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-h8300/system.h 2007-04-30 17:54:34.000000000 -0400 @@ -98,7 +98,6 @@ asmlinkage void resume(void); #endif #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) struct __xchg_dummy { unsigned long a[100]; }; #define __xg(x) ((volatile struct __xchg_dummy *)(x)) Index: linux-2.6.21-mm/include/asm-i386/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-i386/system.h 2007-04-30 12:38:17.000000000 -0400 +++ linux-2.6.21-mm/include/asm-i386/system.h 2007-04-30 18:04:43.000000000 -0400 @@ -197,8 +197,6 @@ static inline unsigned long get_limit(un #define xchg(ptr,v) ((__typeof__(*(ptr)))__xchg((unsigned long)(v),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) - struct __xchg_dummy { unsigned long a[100]; }; #define __xg(x) ((struct __xchg_dummy *)(x)) Index: linux-2.6.21-mm/include/asm-m32r/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-m32r/system.h 2007-04-26 17:31:51.000000000 -0400 +++ linux-2.6.21-mm/include/asm-m32r/system.h 2007-04-30 17:54:34.000000000 -0400 @@ -122,8 +122,6 @@ static inline void local_irq_disable(voi #define xchg(ptr,x) \ ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) - #ifdef CONFIG_SMP extern void __xchg_called_with_bad_pointer(void); #endif Index: linux-2.6.21-mm/include/asm-m68k/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-m68k/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-m68k/system.h 2007-04-30 17:54:34.000000000 -0400 @@ -88,7 +88,6 @@ static inline int irqs_disabled(void) #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) struct __xchg_dummy { unsigned long a[100]; }; #define __xg(x) ((volatile struct __xchg_dummy *)(x)) Index: linux-2.6.21-mm/include/asm-m68knommu/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-m68knommu/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-m68knommu/system.h 2007-04-30 17:54:34.000000000 -0400 @@ -120,7 +120,6 @@ asmlinkage void resume(void); #endif #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) struct __xchg_dummy { unsigned long a[100]; }; #define __xg(x) ((volatile struct __xchg_dummy *)(x)) Index: linux-2.6.21-mm/include/asm-mips/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-mips/system.h 2007-04-26 17:33:06.000000000 -0400 +++ linux-2.6.21-mm/include/asm-mips/system.h 2007-04-30 17:54:34.000000000 -0400 @@ -201,7 +201,6 @@ static inline unsigned long __xchg(unsig } #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) #define __HAVE_ARCH_CMPXCHG 1 Index: linux-2.6.21-mm/include/asm-powerpc/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-powerpc/system.h 2007-04-26 17:33:06.000000000 -0400 +++ linux-2.6.21-mm/include/asm-powerpc/system.h 2007-04-30 17:54:34.000000000 -0400 @@ -334,8 +334,6 @@ __xchg_local(volatile void *ptr, unsigne (unsigned long)_x_, sizeof(*(ptr))); \ }) -#define tas(ptr) (xchg((ptr),1)) - /* * Compare and exchange - if *p == old, set it to new, * and return the old value of *p. Index: linux-2.6.21-mm/include/asm-ppc/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-ppc/system.h 2007-04-26 17:33:06.000000000 -0400 +++ linux-2.6.21-mm/include/asm-ppc/system.h 2007-04-30 17:54:34.000000000 -0400 @@ -169,7 +169,6 @@ xchg_u32(volatile void *p, unsigned long extern void __xchg_called_with_bad_pointer(void); #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size) { Index: linux-2.6.21-mm/include/asm-sh/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-sh/system.h 2007-04-26 17:31:51.000000000 -0400 +++ linux-2.6.21-mm/include/asm-sh/system.h 2007-04-30 17:54:35.000000000 -0400 @@ -81,16 +81,6 @@ static inline void sched_cacheflush(void } #endif -static inline unsigned long tas(volatile int *m) -{ - unsigned long retval; - - __asm__ __volatile__ ("tas.b @%1\n\t" - "movt %0" - : "=r" (retval): "r" (m): "t", "memory"); - return retval; -} - /* * A brief note on ctrl_barrier(), the control register write barrier. * Index: linux-2.6.21-mm/include/asm-sh64/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-sh64/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-sh64/system.h 2007-04-30 17:54:35.000000000 -0400 @@ -43,8 +43,6 @@ extern struct task_struct *sh64_switch_t #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr), 1)) - extern void __xchg_called_with_bad_pointer(void); #define mb() __asm__ __volatile__ ("synco": : :"memory") Index: linux-2.6.21-mm/include/asm-sparc/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-sparc/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-sparc/system.h 2007-04-30 17:54:35.000000000 -0400 @@ -241,7 +241,6 @@ static inline unsigned long xchg_u32(__v } #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) extern void __xchg_called_with_bad_pointer(void); Index: linux-2.6.21-mm/include/asm-sparc64/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-sparc64/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-sparc64/system.h 2007-04-30 17:54:36.000000000 -0400 @@ -253,7 +253,6 @@ static inline unsigned long xchg64(__vol } #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) extern void __xchg_called_with_bad_pointer(void); Index: linux-2.6.21-mm/include/asm-v850/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-v850/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-v850/system.h 2007-04-30 17:54:36.000000000 -0400 @@ -76,7 +76,6 @@ static inline int irqs_disabled (void) #define xchg(ptr, with) \ ((__typeof__ (*(ptr)))__xchg ((unsigned long)(with), (ptr), sizeof (*(ptr)))) -#define tas(ptr) (xchg ((ptr), 1)) static inline unsigned long __xchg (unsigned long with, __volatile__ void *ptr, int size) Index: linux-2.6.21-mm/include/asm-x86_64/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-x86_64/system.h 2007-04-30 12:38:17.000000000 -0400 +++ linux-2.6.21-mm/include/asm-x86_64/system.h 2007-04-30 18:04:43.000000000 -0400 @@ -126,8 +126,6 @@ static inline void sched_cacheflush(void #define xchg(ptr,v) ((__typeof__(*(ptr)))__xchg((unsigned long)(v),(ptr),sizeof(*(ptr)))) -#define tas(ptr) (xchg((ptr),1)) - #define __xg(x) ((volatile long *)(x)) static inline void set_64bit(volatile unsigned long *ptr, unsigned long val) Index: linux-2.6.21-mm/include/asm-xtensa/system.h =================================================================== --- linux-2.6.21-mm.orig/include/asm-xtensa/system.h 2007-02-04 13:44:54.000000000 -0500 +++ linux-2.6.21-mm/include/asm-xtensa/system.h 2007-04-30 17:54:36.000000000 -0400 @@ -183,8 +183,6 @@ static inline unsigned long xchg_u32(vol return tmp; } -#define tas(ptr) (xchg((ptr),1)) - #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) /*