Messages in this thread Patch in this message | | | Date | Thu, 29 Oct 2009 15:03:31 +0100 | From | Tejun Heo <> | Subject | [PATCH percpu#for-next] ia64: add sparse annotation to __ia64_per_cpu_var() |
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ia64 has its own optimized percpu accessor - __ia64_per_cpu_var(). Add percpu sparse annotations to it.
Signed-off-by: Tejun Heo <tj@kernel.org> --- arch/ia64/include/asm/percpu.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
Index: work/arch/ia64/include/asm/percpu.h =================================================================== --- work.orig/arch/ia64/include/asm/percpu.h +++ work/arch/ia64/include/asm/percpu.h @@ -39,7 +39,10 @@ extern void *per_cpu_init(void); * On the positive side, using __ia64_per_cpu_var() instead of __get_cpu_var() is slightly * more efficient. */ -#define __ia64_per_cpu_var(var) var +#define __ia64_per_cpu_var(var) (*({ \ + __verify_pcpu_ptr(&(var)); \ + ((typeof(var) __kernel __force *)&(var)); \ +})) #include <asm-generic/percpu.h>
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