From d3e6935a87da6a2776396fc2887f040cdc22096f Mon Sep 17 00:00:00 2001 From: Rusty Russell Date: Fri, 18 Jul 2003 05:22:50 -0700 Subject: [PATCH] Allow struct members inside percpu macros The current percpu macros do not allow __get_cpu_var(foo.val1) which makes building macros on top of them really difficult. The reason for this is the __per_cpu postfix appended to per-cpu variables, designed to catch direct uses. Prepend it instead. --- include/asm-generic/percpu.h | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'include') diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h index f13b44926e6a..902567b6fad5 100644 --- a/include/asm-generic/percpu.h +++ b/include/asm-generic/percpu.h @@ -9,10 +9,10 @@ extern unsigned long __per_cpu_offset[NR_CPUS]; /* Separate out the type, so (int[3], foo) works. */ #define DEFINE_PER_CPU(type, name) \ - __attribute__((__section__(".data.percpu"))) __typeof__(type) name##__per_cpu + __attribute__((__section__(".data.percpu"))) __typeof__(type) per_cpu__##name /* var is in discarded region: offset to particular copy we want */ -#define per_cpu(var, cpu) (*RELOC_HIDE(&var##__per_cpu, __per_cpu_offset[cpu])) +#define per_cpu(var, cpu) (*RELOC_HIDE(&per_cpu__##var, __per_cpu_offset[cpu])) #define __get_cpu_var(var) per_cpu(var, smp_processor_id()) static inline void percpu_modcopy(void *pcpudst, const void *src, @@ -26,16 +26,16 @@ static inline void percpu_modcopy(void *pcpudst, const void *src, #else /* ! SMP */ #define DEFINE_PER_CPU(type, name) \ - __typeof__(type) name##__per_cpu + __typeof__(type) per_cpu__##name -#define per_cpu(var, cpu) ((void)cpu, var##__per_cpu) -#define __get_cpu_var(var) var##__per_cpu +#define per_cpu(var, cpu) ((void)cpu, per_cpu__##var) +#define __get_cpu_var(var) per_cpu__##var #endif /* SMP */ -#define DECLARE_PER_CPU(type, name) extern __typeof__(type) name##__per_cpu +#define DECLARE_PER_CPU(type, name) extern __typeof__(type) per_cpu__##name -#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(var##__per_cpu) -#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(var##__per_cpu) +#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var) +#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var) #endif /* _ASM_GENERIC_PERCPU_H_ */ -- cgit v1.2.3