Commit 5dc12dde authored by Jeff Dike's avatar Jeff Dike Committed by Linus Torvalds

Remove tas()

tas() has no users, so get rid of it.
Signed-off-by: default avatarJeff Dike <jdike@linux.intel.com>
Cc: <linux-arch@vger.kernel.org>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent c343c14a
......@@ -548,9 +548,6 @@ __xchg_u64_local(volatile long *m, unsigned long val)
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
......
......@@ -103,8 +103,6 @@ void hook_fault_code(int nr, int (*fn)(unsigned long, unsigned int,
#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);
......
......@@ -52,8 +52,6 @@ void hook_fault_code(int nr, int (*fn)(unsigned long, unsigned int,
#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) \
......
......@@ -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];
......
......@@ -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))
......
......@@ -197,8 +197,6 @@ static inline unsigned long get_limit(unsigned long segment)
#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))
......
......@@ -122,8 +122,6 @@ static inline void local_irq_disable(void)
#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
......
......@@ -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))
......
......@@ -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))
......
......@@ -201,7 +201,6 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz
}
#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
#define tas(ptr) (xchg((ptr),1))
#define __HAVE_ARCH_CMPXCHG 1
......
......@@ -335,8 +335,6 @@ __xchg_local(volatile void *ptr, unsigned long x, unsigned int size)
(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.
......
......@@ -169,7 +169,6 @@ xchg_u32(volatile void *p, unsigned long val)
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)
{
......
......@@ -82,16 +82,6 @@ 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.
*
......
......@@ -43,8 +43,6 @@ extern struct task_struct *sh64_switch_to(struct task_struct *prev,
#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")
......
......@@ -241,7 +241,6 @@ static inline unsigned long xchg_u32(__volatile__ unsigned long *m, unsigned lon
}
#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);
......
......@@ -253,7 +253,6 @@ static inline unsigned long xchg64(__volatile__ unsigned long *m, unsigned long
}
#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);
......
......@@ -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)
......
......@@ -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)
......
......@@ -183,8 +183,6 @@ static inline unsigned long xchg_u32(volatile int * m, unsigned long val)
return tmp;
}
#define tas(ptr) (xchg((ptr),1))
#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
/*
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment