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authorGlauber Costa <glommer@parallels.com>2011-12-12 01:47:04 +0400
committerDavid S. Miller <davem@davemloft.net>2011-12-13 04:04:10 +0400
commitd1a4c0b37c296e600ffe08edb0db2dc1b8f550d7 (patch)
tree5c3675582cbbdc99f720aa1dcc1821e26c2be1ab /include/linux/memcontrol.h
parente1aab161e0135aafcd439be20b4f35e4b0922d95 (diff)
downloadlinux-d1a4c0b37c296e600ffe08edb0db2dc1b8f550d7.tar.xz
tcp memory pressure controls
This patch introduces memory pressure controls for the tcp protocol. It uses the generic socket memory pressure code introduced in earlier patches, and fills in the necessary data in cg_proto struct. Signed-off-by: Glauber Costa <glommer@parallels.com> Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujtisu.com> CC: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/memcontrol.h')
-rw-r--r--include/linux/memcontrol.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index f15021b9f734..1513994ce207 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -86,6 +86,7 @@ extern struct mem_cgroup *mem_cgroup_from_task(struct task_struct *p);
extern struct mem_cgroup *try_get_mem_cgroup_from_mm(struct mm_struct *mm);
extern struct mem_cgroup *parent_mem_cgroup(struct mem_cgroup *memcg);
+extern struct mem_cgroup *mem_cgroup_from_cont(struct cgroup *cont);
static inline
int mm_match_cgroup(const struct mm_struct *mm, const struct mem_cgroup *cgroup)