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Commit f61396ae authored by Christoph Lameter's avatar Christoph Lameter
Browse files

Move count_partial before kmem_cache_shrink 



Move the counting function for objects in partial slabs so that it is placed
before kmem_cache_shrink.

Signed-off-by: default avatarChristoph Lameter <clameter@sgi.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 151c602f

mm/slub.c

+13 −13
Original line number Original line Diff line number Diff line
@@ -2607,6 +2607,19 @@ void kfree(const void *x) 
}

}

EXPORT_SYMBOL(kfree);

EXPORT_SYMBOL(kfree);





static unsigned long count_partial(struct kmem_cache_node *n)

{

	unsigned long flags;

	unsigned long x = 0;

	struct page *page;



	spin_lock_irqsave(&n->list_lock, flags);

	list_for_each_entry(page, &n->partial, lru)

		x += page->inuse;

	spin_unlock_irqrestore(&n->list_lock, flags);

	return x;

}



/*

/*

 * kmem_cache_shrink removes empty slabs from the partial lists and sorts

 * kmem_cache_shrink removes empty slabs from the partial lists and sorts

 * the remaining slabs by the number of items in use. The slabs with the

 * the remaining slabs by the number of items in use. The slabs with the
@@ -3078,19 +3091,6 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags, 
	return slab_alloc(s, gfpflags, node, caller);

	return slab_alloc(s, gfpflags, node, caller);

}

}





static unsigned long count_partial(struct kmem_cache_node *n)

{

	unsigned long flags;

	unsigned long x = 0;

	struct page *page;



	spin_lock_irqsave(&n->list_lock, flags);

	list_for_each_entry(page, &n->partial, lru)

		x += page->inuse;

	spin_unlock_irqrestore(&n->list_lock, flags);

	return x;

}



#if defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)

#if defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)

static int validate_slab(struct kmem_cache *s, struct page *page,

static int validate_slab(struct kmem_cache *s, struct page *page,

						unsigned long *map)

						unsigned long *map)