The patch titled
Subject: slab: move up code to get kmem_cache_node in free_block()
has been removed from the -mm tree. Its filename was
slab-move-up-code-to-get-kmem_cache_node-in-free_block.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Subject: slab: move up code to get kmem_cache_node in free_block()
node isn't changed, so we don't need to retreive this structure everytime
we move the object. Maybe compiler do this optimization, but making it
explicitly is better.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Acked-by: Christoph Lameter <cl@xxxxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxx>
Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/slab.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff -puN mm/slab.c~slab-move-up-code-to-get-kmem_cache_node-in-free_block mm/slab.c
--- a/mm/slab.c~slab-move-up-code-to-get-kmem_cache_node-in-free_block
+++ a/mm/slab.c
@@ -3398,7 +3398,7 @@ static void free_block(struct kmem_cache
int node)
{
int i;
- struct kmem_cache_node *n;
+ struct kmem_cache_node *n = get_node(cachep, node);
for (i = 0; i < nr_objects; i++) {
void *objp;
@@ -3408,7 +3408,6 @@ static void free_block(struct kmem_cache
objp = objpp[i];
page = virt_to_head_page(objp);
- n = get_node(cachep, node);
list_del(&page->lru);
check_spinlock_acquired_node(cachep, node);
slab_put_obj(cachep, page, objp, node);
_
Patches currently in -mm which might be from iamjoonsoo.kim@xxxxxxx are
origin.patch
mm-compactionc-isolate_freepages_block-small-tuneup.patch
page-owners-correct-page-order-when-to-free-page.patch
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