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SubjectRe: [PATCH RFC v2] slab: introduce kmalloc_array
On Tue, 14 Feb 2012, Dan Carpenter wrote:
> SAFE_ARRAY_SIZE() would return the size if there were no overflow
> and -1 on errors? We can't return zero on errors because there are
> a lot of places which do zero size allocations and it's valid. It
> seems ugly.
> I really think that's over thinking things. Let's just match
> kcalloc() exactly except without zeroing. The BUILD_BUG_ON() thing
> is an over complication as well. We haven't needed it for
> kcalloc().

It is and we're not going to phase out a userspace-like kcalloc() API with
something as verbose as SAFE_ARRAY_SIZE().


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