[RFC 1/1] Add memory allocation info for cgroup oom

[Yueyang Pan <pyyjason@gmail.com>]

Enable show_mem for the cgroup oom case. We will have memory allocation 
information in such case for the machine.

Signed-off-by: Yueyang Pan <pyyjason@gmail.com>
---
 mm/oom_kill.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 17650f0b516e..3ca224028396 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -465,8 +465,10 @@ static void dump_header(struct oom_control *oc)
 		pr_warn("COMPACTION is disabled!!!\n");
 
 	dump_stack();
-	if (is_memcg_oom(oc))
+	if (is_memcg_oom(oc)) {
 		mem_cgroup_print_oom_meminfo(oc->memcg);
+		show_mem();
+	}
 	else {
 		__show_mem(SHOW_MEM_FILTER_NODES, oc->nodemask, gfp_zone(oc->gfp_mask));
 		if (should_dump_unreclaim_slab())
-- 
2.47.3