2012/10/19 Christoph Lameter <cl@xxxxxxxxx>:
> @@ -693,20 +657,19 @@ static inline struct array_cache *cpu_ca
> static inline struct kmem_cache *__find_general_cachep(size_t size,
> gfp_t gfpflags)
> {
> - struct cache_sizes *csizep = malloc_sizes;
> + int i;
>
> #if DEBUG
> /* This happens if someone tries to call
> * kmem_cache_create(), or __kmalloc(), before
> * the generic caches are initialized.
> */
> - BUG_ON(malloc_sizes[INDEX_AC].cs_cachep == NULL);
> + BUG_ON(kmalloc_caches[INDEX_AC] == NULL);
> #endif
> if (!size)
> return ZERO_SIZE_PTR;
>
> - while (size > csizep->cs_size)
> - csizep++;
> + i = kmalloc_index(size);
Above kmalloc_index(size) is called with arbitrary size, therefore it
cannot be folded.
This make size of code larger than before,
although '[15/15] Common Kmalloc cache determination' fix this issue properly.
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