Messages in this thread | | | Date | Tue, 10 Jul 2007 23:40:33 +0400 | From | Alexey Dobriyan <> | Subject | Re: [PATCH] fix sparse problems with ARRAY_SIZE |
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On Tue, Jul 10, 2007 at 06:09:48PM +0200, Adel Gadllah wrote: > --- linux-2.6.orig/include/linux/kernel.h > +++ linux-2.6/include/linux/kernel.h > @@ -35,7 +35,11 @@ extern const char linux_proc_banner[]; > #define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1) > #define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask)) > > +#ifdef __CHECKER_ > +#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) > +#else > #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) > +#endif
Al Viro recently gave a hint that he have patches for sparse to not give spurious ARRAY_SIZE warnings.
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