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authorIngo Molnar <mingo@kernel.org>2019-11-25 15:43:15 +0100
committerIngo Molnar <mingo@kernel.org>2019-11-25 15:43:15 +0100
commit83bae01182ea755280adc1c3a24032d63a614ede (patch)
treef05249057a392e750c0622bbdd3620e19aafd031 /mm/slab.h
parentcf25e24db61cc9df42c47485a2ec2bff4e9a3692 (diff)
parent7b8474466ed97be458c825f34a85f2c2b84c3f95 (diff)
Merge branch 'timers/urgent' into timers/core, to pick up fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'mm/slab.h')
-rw-r--r--mm/slab.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/slab.h b/mm/slab.h
index 68e455f2b698..b2b01694dc43 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -323,8 +323,8 @@ static inline struct kmem_cache *memcg_root_cache(struct kmem_cache *s)
* Expects a pointer to a slab page. Please note, that PageSlab() check
* isn't sufficient, as it returns true also for tail compound slab pages,
* which do not have slab_cache pointer set.
- * So this function assumes that the page can pass PageHead() and PageSlab()
- * checks.
+ * So this function assumes that the page can pass PageSlab() && !PageTail()
+ * check.
*
* The kmem_cache can be reparented asynchronously. The caller must ensure
* the memcg lifetime, e.g. by taking rcu_read_lock() or cgroup_mutex.