On Saturday 07 July 2012 23:08:14 Marek Vasut wrote: > +/* > + * DEFINE_CACHE_ALIGN_BUFFER() is similar to ALLOC_CACHE_ALIGN_BUFFER, but > it's > + * purpose is to allow allocating aligned buffers outside of function scope. > + * Usage of this macro shall be avoided or used with extreme care! > + */ > +#define DEFINE_CACHE_ALIGN_BUFFER(type, name, size) \ > + static char __##name[roundup(size * sizeof(type), ARCH_DMA_MINALIGN)] \ > + __aligned(ARCH_DMA_MINALIGN); \ > + \ > + static type *name = (type *)__##name;
how is this any different from doing:
static __u8 foo[1234] __aligned(ARCH_DMA_MINALIGN);
-mike
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