slub: Not necessary to check for empty slab on load_freelist
load_freelist is now only branched to only if there are objects available. So no need to check the object variable for NULL. Signed-off-by: Pekka Enberg <penberg@kernel.org>
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03e404af26
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@ -1997,9 +1997,6 @@ static void *__slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
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NULL, new.counters,
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NULL, new.counters,
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"__slab_alloc"));
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"__slab_alloc"));
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load_freelist:
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VM_BUG_ON(!page->frozen);
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if (unlikely(!object)) {
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if (unlikely(!object)) {
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c->page = NULL;
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c->page = NULL;
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stat(s, DEACTIVATE_BYPASS);
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stat(s, DEACTIVATE_BYPASS);
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@ -2008,6 +2005,8 @@ load_freelist:
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stat(s, ALLOC_REFILL);
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stat(s, ALLOC_REFILL);
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load_freelist:
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VM_BUG_ON(!page->frozen);
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c->freelist = get_freepointer(s, object);
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c->freelist = get_freepointer(s, object);
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c->tid = next_tid(c->tid);
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c->tid = next_tid(c->tid);
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local_irq_restore(flags);
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local_irq_restore(flags);
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