The patch titled
Subject: mm: memcontrol: micro-optimize mem_cgroup_split_huge_fixup()
has been removed from the -mm tree. Its filename was
mm-memcontrol-micro-optimize-mem_cgroup_split_huge_fixup.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Michal Hocko <mhocko@xxxxxxx>
Subject: mm: memcontrol: micro-optimize mem_cgroup_split_huge_fixup()
Don't call lookup_page_cgroup() when memcg is disabled.
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Vladimir Davydov <vdavydov@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memcontrol.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff -puN mm/memcontrol.c~mm-memcontrol-micro-optimize-mem_cgroup_split_huge_fixup mm/memcontrol.c
--- a/mm/memcontrol.c~mm-memcontrol-micro-optimize-mem_cgroup_split_huge_fixup
+++ a/mm/memcontrol.c
@@ -3174,7 +3174,7 @@ static inline void memcg_unregister_all_
*/
void mem_cgroup_split_huge_fixup(struct page *head)
{
- struct page_cgroup *head_pc = lookup_page_cgroup(head);
+ struct page_cgroup *head_pc;
struct page_cgroup *pc;
struct mem_cgroup *memcg;
int i;
@@ -3182,6 +3182,8 @@ void mem_cgroup_split_huge_fixup(struct
if (mem_cgroup_disabled())
return;
+ head_pc = lookup_page_cgroup(head);
+
memcg = head_pc->mem_cgroup;
for (i = 1; i < HPAGE_PMD_NR; i++) {
pc = head_pc + i;
_
Patches currently in -mm which might be from mhocko@xxxxxxx are
origin.patch
memcg-__mem_cgroup_free-remove-stale-disarm_static_keys-comment.patch
memcg-dont-check-mm-in-__memcg_kmem_get_cachenewpage_charge.patch
memcg-do-not-abuse-memcg_kmem_skip_account.patch
mm-page_isolation-check-pfn-validity-before-access.patch
memcg-zap-kmem_account_flags.patch
memcg-only-check-memcg_kmem_skip_account-in-__memcg_kmem_get_cache.patch
memcg-turn-memcg_kmem_skip_account-into-a-bit-field.patch
mm-support-madvisemadv_free.patch
mm-dont-split-thp-page-when-syscall-is-called.patch
mm-dont-split-thp-page-when-syscall-is-called-fix-2.patch
mm-page_alloc-embed-oom-killing-naturally-into-allocation-slowpath.patch
oom-dont-assume-that-a-coredumping-thread-will-exit-soon.patch
oom-dont-assume-that-a-coredumping-thread-will-exit-soon-v2.patch
oom-dont-assume-that-a-coredumping-thread-will-exit-soon-v2-fix.patch
oom-kill-the-insufficient-and-no-longer-needed-pt_trace_exit-check.patch
mm-memcontrol-fix-defined-but-not-used-compiler-warning.patch
memcg-fix-possible-use-after-free-in-memcg_kmem_get_cache.patch
mm-memcontrolc-cleaning-up-function-that-are-not-used-anywhere.patch
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