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authorLinus Torvalds <torvalds@linux-foundation.org>2020-05-14 12:26:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-05-14 12:26:55 -0700
commitdecd6167bf4f6bec1284006d0522381b44660df3 (patch)
tree40de7c0a7f285336e1c380ab6673cd133685a8c9 /include
parent8c1684bb81f173543599f1848c29a2a3b1ee5907 (diff)
parent13cf04880235cd70d408d70426ada31408ded2ee (diff)
downloadlinux-decd6167bf4f6bec1284006d0522381b44660df3.tar.gz
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton:
 "7 fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  kasan: add missing functions declarations to kasan.h
  kasan: consistently disable debugging features
  ipc/util.c: sysvipc_find_ipc() incorrectly updates position index
  userfaultfd: fix remap event with MREMAP_DONTUNMAP
  mm/gup: fix fixup_user_fault() on multiple retries
  epoll: call final ep_events_available() check under the lock
  mm, memcg: fix inconsistent oom event behavior
Diffstat (limited to 'include')
-rw-r--r--include/linux/memcontrol.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index d275c72c4f8e..977edd3b7bd8 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -783,6 +783,8 @@ static inline void memcg_memory_event(struct mem_cgroup *memcg,
 		atomic_long_inc(&memcg->memory_events[event]);
 		cgroup_file_notify(&memcg->events_file);
 
+		if (!cgroup_subsys_on_dfl(memory_cgrp_subsys))
+			break;
 		if (cgrp_dfl_root.flags & CGRP_ROOT_MEMORY_LOCAL_EVENTS)
 			break;
 	} while ((memcg = parent_mem_cgroup(memcg)) &&