From 38b7827fcdd660f591d645bd3ae6644456a4773c Mon Sep 17 00:00:00 2001 From: Christoph Lameter Date: Tue, 5 Jan 2010 15:34:49 +0900 Subject: [PATCH] local_t: Remove cpu_local_xx macros These macros have not been used for awhile now. Signed-off-by: Christoph Lameter Signed-off-by: Tejun Heo --- arch/alpha/include/asm/local.h | 17 --------------- arch/m32r/include/asm/local.h | 25 --------------------- arch/mips/include/asm/local.h | 25 --------------------- arch/powerpc/include/asm/local.h | 25 --------------------- arch/x86/include/asm/local.h | 37 -------------------------------- include/asm-generic/local.h | 19 ---------------- 6 files changed, 148 deletions(-) diff --git a/arch/alpha/include/asm/local.h b/arch/alpha/include/asm/local.h index 6ad3ea696421..b9e3e3318371 100644 --- a/arch/alpha/include/asm/local.h +++ b/arch/alpha/include/asm/local.h @@ -98,21 +98,4 @@ static __inline__ long local_sub_return(long i, local_t * l) #define __local_add(i,l) ((l)->a.counter+=(i)) #define __local_sub(i,l) ((l)->a.counter-=(i)) -/* Use these for per-cpu local_t variables: on some archs they are - * much more efficient than these naive implementations. Note they take - * a variable, not an address. - */ -#define cpu_local_read(l) local_read(&__get_cpu_var(l)) -#define cpu_local_set(l, i) local_set(&__get_cpu_var(l), (i)) - -#define cpu_local_inc(l) local_inc(&__get_cpu_var(l)) -#define cpu_local_dec(l) local_dec(&__get_cpu_var(l)) -#define cpu_local_add(i, l) local_add((i), &__get_cpu_var(l)) -#define cpu_local_sub(i, l) local_sub((i), &__get_cpu_var(l)) - -#define __cpu_local_inc(l) __local_inc(&__get_cpu_var(l)) -#define __cpu_local_dec(l) __local_dec(&__get_cpu_var(l)) -#define __cpu_local_add(i, l) __local_add((i), &__get_cpu_var(l)) -#define __cpu_local_sub(i, l) __local_sub((i), &__get_cpu_var(l)) - #endif /* _ALPHA_LOCAL_H */ diff --git a/arch/m32r/include/asm/local.h b/arch/m32r/include/asm/local.h index 22256d138630..734bca87018a 100644 --- a/arch/m32r/include/asm/local.h +++ b/arch/m32r/include/asm/local.h @@ -338,29 +338,4 @@ static inline void local_set_mask(unsigned long mask, local_t *addr) * a variable, not an address. */ -/* Need to disable preemption for the cpu local counters otherwise we could - still access a variable of a previous CPU in a non local way. */ -#define cpu_local_wrap_v(l) \ - ({ local_t res__; \ - preempt_disable(); \ - res__ = (l); \ - preempt_enable(); \ - res__; }) -#define cpu_local_wrap(l) \ - ({ preempt_disable(); \ - l; \ - preempt_enable(); }) \ - -#define cpu_local_read(l) cpu_local_wrap_v(local_read(&__get_cpu_var(l))) -#define cpu_local_set(l, i) cpu_local_wrap(local_set(&__get_cpu_var(l), (i))) -#define cpu_local_inc(l) cpu_local_wrap(local_inc(&__get_cpu_var(l))) -#define cpu_local_dec(l) cpu_local_wrap(local_dec(&__get_cpu_var(l))) -#define cpu_local_add(i, l) cpu_local_wrap(local_add((i), &__get_cpu_var(l))) -#define cpu_local_sub(i, l) cpu_local_wrap(local_sub((i), &__get_cpu_var(l))) - -#define __cpu_local_inc(l) cpu_local_inc(l) -#define __cpu_local_dec(l) cpu_local_dec(l) -#define __cpu_local_add(i, l) cpu_local_add((i), (l)) -#define __cpu_local_sub(i, l) cpu_local_sub((i), (l)) - #endif /* __M32R_LOCAL_H */ diff --git a/arch/mips/include/asm/local.h b/arch/mips/include/asm/local.h index 361f4f16c30c..bdcdef02d147 100644 --- a/arch/mips/include/asm/local.h +++ b/arch/mips/include/asm/local.h @@ -193,29 +193,4 @@ static __inline__ long local_sub_return(long i, local_t * l) #define __local_add(i, l) ((l)->a.counter+=(i)) #define __local_sub(i, l) ((l)->a.counter-=(i)) -/* Need to disable preemption for the cpu local counters otherwise we could - still access a variable of a previous CPU in a non atomic way. */ -#define cpu_local_wrap_v(l) \ - ({ local_t res__; \ - preempt_disable(); \ - res__ = (l); \ - preempt_enable(); \ - res__; }) -#define cpu_local_wrap(l) \ - ({ preempt_disable(); \ - l; \ - preempt_enable(); }) \ - -#define cpu_local_read(l) cpu_local_wrap_v(local_read(&__get_cpu_var(l))) -#define cpu_local_set(l, i) cpu_local_wrap(local_set(&__get_cpu_var(l), (i))) -#define cpu_local_inc(l) cpu_local_wrap(local_inc(&__get_cpu_var(l))) -#define cpu_local_dec(l) cpu_local_wrap(local_dec(&__get_cpu_var(l))) -#define cpu_local_add(i, l) cpu_local_wrap(local_add((i), &__get_cpu_var(l))) -#define cpu_local_sub(i, l) cpu_local_wrap(local_sub((i), &__get_cpu_var(l))) - -#define __cpu_local_inc(l) cpu_local_inc(l) -#define __cpu_local_dec(l) cpu_local_dec(l) -#define __cpu_local_add(i, l) cpu_local_add((i), (l)) -#define __cpu_local_sub(i, l) cpu_local_sub((i), (l)) - #endif /* _ARCH_MIPS_LOCAL_H */ diff --git a/arch/powerpc/include/asm/local.h b/arch/powerpc/include/asm/local.h index 84b457a3c1bc..227753d288f6 100644 --- a/arch/powerpc/include/asm/local.h +++ b/arch/powerpc/include/asm/local.h @@ -172,29 +172,4 @@ static __inline__ long local_dec_if_positive(local_t *l) #define __local_add(i,l) ((l)->a.counter+=(i)) #define __local_sub(i,l) ((l)->a.counter-=(i)) -/* Need to disable preemption for the cpu local counters otherwise we could - still access a variable of a previous CPU in a non atomic way. */ -#define cpu_local_wrap_v(l) \ - ({ local_t res__; \ - preempt_disable(); \ - res__ = (l); \ - preempt_enable(); \ - res__; }) -#define cpu_local_wrap(l) \ - ({ preempt_disable(); \ - l; \ - preempt_enable(); }) \ - -#define cpu_local_read(l) cpu_local_wrap_v(local_read(&__get_cpu_var(l))) -#define cpu_local_set(l, i) cpu_local_wrap(local_set(&__get_cpu_var(l), (i))) -#define cpu_local_inc(l) cpu_local_wrap(local_inc(&__get_cpu_var(l))) -#define cpu_local_dec(l) cpu_local_wrap(local_dec(&__get_cpu_var(l))) -#define cpu_local_add(i, l) cpu_local_wrap(local_add((i), &__get_cpu_var(l))) -#define cpu_local_sub(i, l) cpu_local_wrap(local_sub((i), &__get_cpu_var(l))) - -#define __cpu_local_inc(l) cpu_local_inc(l) -#define __cpu_local_dec(l) cpu_local_dec(l) -#define __cpu_local_add(i, l) cpu_local_add((i), (l)) -#define __cpu_local_sub(i, l) cpu_local_sub((i), (l)) - #endif /* _ARCH_POWERPC_LOCAL_H */ diff --git a/arch/x86/include/asm/local.h b/arch/x86/include/asm/local.h index 47b9b6f19057..2e9972468a5d 100644 --- a/arch/x86/include/asm/local.h +++ b/arch/x86/include/asm/local.h @@ -195,41 +195,4 @@ static inline long local_sub_return(long i, local_t *l) #define __local_add(i, l) local_add((i), (l)) #define __local_sub(i, l) local_sub((i), (l)) -/* Use these for per-cpu local_t variables: on some archs they are - * much more efficient than these naive implementations. Note they take - * a variable, not an address. - * - * X86_64: This could be done better if we moved the per cpu data directly - * after GS. - */ - -/* Need to disable preemption for the cpu local counters otherwise we could - still access a variable of a previous CPU in a non atomic way. */ -#define cpu_local_wrap_v(l) \ -({ \ - local_t res__; \ - preempt_disable(); \ - res__ = (l); \ - preempt_enable(); \ - res__; \ -}) -#define cpu_local_wrap(l) \ -({ \ - preempt_disable(); \ - (l); \ - preempt_enable(); \ -}) \ - -#define cpu_local_read(l) cpu_local_wrap_v(local_read(&__get_cpu_var((l)))) -#define cpu_local_set(l, i) cpu_local_wrap(local_set(&__get_cpu_var((l)), (i))) -#define cpu_local_inc(l) cpu_local_wrap(local_inc(&__get_cpu_var((l)))) -#define cpu_local_dec(l) cpu_local_wrap(local_dec(&__get_cpu_var((l)))) -#define cpu_local_add(i, l) cpu_local_wrap(local_add((i), &__get_cpu_var((l)))) -#define cpu_local_sub(i, l) cpu_local_wrap(local_sub((i), &__get_cpu_var((l)))) - -#define __cpu_local_inc(l) cpu_local_inc((l)) -#define __cpu_local_dec(l) cpu_local_dec((l)) -#define __cpu_local_add(i, l) cpu_local_add((i), (l)) -#define __cpu_local_sub(i, l) cpu_local_sub((i), (l)) - #endif /* _ASM_X86_LOCAL_H */ diff --git a/include/asm-generic/local.h b/include/asm-generic/local.h index fc218444e315..c8a5d68541d7 100644 --- a/include/asm-generic/local.h +++ b/include/asm-generic/local.h @@ -52,23 +52,4 @@ typedef struct #define __local_add(i,l) local_set((l), local_read(l) + (i)) #define __local_sub(i,l) local_set((l), local_read(l) - (i)) -/* Use these for per-cpu local_t variables: on some archs they are - * much more efficient than these naive implementations. Note they take - * a variable (eg. mystruct.foo), not an address. - */ -#define cpu_local_read(l) local_read(&__get_cpu_var(l)) -#define cpu_local_set(l, i) local_set(&__get_cpu_var(l), (i)) -#define cpu_local_inc(l) local_inc(&__get_cpu_var(l)) -#define cpu_local_dec(l) local_dec(&__get_cpu_var(l)) -#define cpu_local_add(i, l) local_add((i), &__get_cpu_var(l)) -#define cpu_local_sub(i, l) local_sub((i), &__get_cpu_var(l)) - -/* Non-atomic increments, ie. preemption disabled and won't be touched - * in interrupt, etc. Some archs can optimize this case well. - */ -#define __cpu_local_inc(l) __local_inc(&__get_cpu_var(l)) -#define __cpu_local_dec(l) __local_dec(&__get_cpu_var(l)) -#define __cpu_local_add(i, l) __local_add((i), &__get_cpu_var(l)) -#define __cpu_local_sub(i, l) __local_sub((i), &__get_cpu_var(l)) - #endif /* _ASM_GENERIC_LOCAL_H */ -- 2.30.2