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mm: remove __krealloc

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Since 5.5-rc1 the last user of this function is gone, so remove the
functionality.

See commit
2ad9d7747c ("netfilter: conntrack: free extension area immediately")
for details.

Link: http://lkml.kernel.org/r/20191212223442.22141-1-fw@strlen.de
Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: David Rientjes <rientjes@google.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Florian Westphal 2020-02-03 17:34:58 -08:00 • committed by Linus Torvalds
parent 9a8c8b431b
commit 1c948715a1
3 changed files with 0 additions and 27 deletions
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22
mm/slab_common.c
View file

@ -1676,28 +1676,6 @@ static __always_inline void *__do_krealloc(const void *p, size_t new_size,
return ret;
}
/**
* __krealloc - like krealloc() but don't free @p.
* @p: object to reallocate memory for.
* @new_size: how many bytes of memory are required.
* @flags: the type of memory to allocate.
*
* This function is like krealloc() except it never frees the originally
* allocated buffer. Use this if you don't want to free the buffer immediately
* like, for example, with RCU.
*
* Return: pointer to the allocated memory or %NULL in case of error
*/
void *__krealloc(const void *p, size_t new_size, gfp_t flags)
{
if (unlikely(!new_size))
return ZERO_SIZE_PTR;
return __do_krealloc(p, new_size, flags);
}
EXPORT_SYMBOL(__krealloc);
/**
* krealloc - reallocate memory. The contents will remain unchanged.
* @p: object to reallocate memory for.