* [merged] mm-slub-fix-missing-alloc_slowpath-stat-when-bulk-alloc.patch removed from -mm tree
@ 2020-10-14 20:56 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2020-10-14 20:56 UTC (permalink / raw)
To: cl, hewenliang4, hushiyuan, iamjoonsoo.kim, mm-commits, penberg,
rientjes, wuyun.wu
The patch titled
Subject: mm/slub: fix missing ALLOC_SLOWPATH stat when bulk alloc
has been removed from the -mm tree. Its filename was
mm-slub-fix-missing-alloc_slowpath-stat-when-bulk-alloc.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Abel Wu <wuyun.wu@huawei.com>
Subject: mm/slub: fix missing ALLOC_SLOWPATH stat when bulk alloc
The ALLOC_SLOWPATH statistics is missing in bulk allocation now. Fix it
by doing statistics in alloc slow path.
Link: http://lkml.kernel.org/r/20200811022427.1363-1-wuyun.wu@huawei.com
Signed-off-by: Abel Wu <wuyun.wu@huawei.com>
Reviewed-by: Pekka Enberg <penberg@kernel.org>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Hewenliang <hewenliang4@huawei.com>
Cc: Hu Shiyuan <hushiyuan@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/slub.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/mm/slub.c~mm-slub-fix-missing-alloc_slowpath-stat-when-bulk-alloc
+++ a/mm/slub.c
@@ -2661,6 +2661,8 @@ static void *___slab_alloc(struct kmem_c
void *freelist;
struct page *page;
+ stat(s, ALLOC_SLOWPATH);
+
page = c->page;
if (!page) {
/*
@@ -2850,7 +2852,6 @@ redo:
page = c->page;
if (unlikely(!object || !node_match(page, node))) {
object = __slab_alloc(s, gfpflags, node, addr, c);
- stat(s, ALLOC_SLOWPATH);
} else {
void *next_object = get_freepointer_safe(s, object);
_
Patches currently in -mm which might be from wuyun.wu@huawei.com are
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2020-10-14 20:56 [merged] mm-slub-fix-missing-alloc_slowpath-stat-when-bulk-alloc.patch removed from -mm tree akpm
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