The patch titled
Subject: memcg: don't check mm in __memcg_kmem_{get_cache,newpage_charge}
has been removed from the -mm tree. Its filename was
memcg-dont-check-mm-in-__memcg_kmem_get_cachenewpage_charge.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Vladimir Davydov <vdavydov@xxxxxxxxxxxxx>
Subject: memcg: don't check mm in __memcg_kmem_{get_cache,newpage_charge}
We already assured the current task has mm in memcg_kmem_should_charge,
no need to double check.
Signed-off-by: Vladimir Davydov <vdavydov@xxxxxxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memcontrol.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN mm/memcontrol.c~memcg-dont-check-mm-in-__memcg_kmem_get_cachenewpage_charge mm/memcontrol.c
--- a/mm/memcontrol.c~memcg-dont-check-mm-in-__memcg_kmem_get_cachenewpage_charge
+++ a/mm/memcontrol.c
@@ -2856,7 +2856,7 @@ struct kmem_cache *__memcg_kmem_get_cach
VM_BUG_ON(!cachep->memcg_params);
VM_BUG_ON(!cachep->memcg_params->is_root_cache);
- if (!current->mm || current->memcg_kmem_skip_account)
+ if (current->memcg_kmem_skip_account)
return cachep;
rcu_read_lock();
@@ -2942,7 +2942,7 @@ __memcg_kmem_newpage_charge(gfp_t gfp, s
* allocations are extremely rare but can happen, for instance, for the
* cache arrays. We bring this test here.
*/
- if (!current->mm || current->memcg_kmem_skip_account)
+ if (current->memcg_kmem_skip_account)
return true;
memcg = get_mem_cgroup_from_mm(current->mm);
_
Patches currently in -mm which might be from vdavydov@xxxxxxxxxxxxx are
origin.patch
linux-next.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
