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authorJohannes Weiner <hannes@cmpxchg.org>2015-02-12 02:26:03 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-12 04:06:02 +0300
commit650c5e565492f9092552bfe4d65935196c7d9567 (patch)
tree5fce0f701502f4b75339d4c53b37301d3db65fdb /net
parent8d29e18a459dfc2adeafc1acb9c4185ee6713116 (diff)
downloadlinux-650c5e565492f9092552bfe4d65935196c7d9567.tar.xz
mm: page_counter: pull "-1" handling out of page_counter_memparse()
The unified hierarchy interface for memory cgroups will no longer use "-1" to mean maximum possible resource value. In preparation for this, make the string an argument and let the caller supply it. Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Acked-by: Michal Hocko <mhocko@suse.cz> Cc: Vladimir Davydov <vdavydov@parallels.com> Cc: Greg Thelen <gthelen@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/tcp_memcontrol.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_memcontrol.c b/net/ipv4/tcp_memcontrol.c
index 272327134a1b..c2a75c6957a1 100644
--- a/net/ipv4/tcp_memcontrol.c
+++ b/net/ipv4/tcp_memcontrol.c
@@ -120,7 +120,7 @@ static ssize_t tcp_cgroup_write(struct kernfs_open_file *of,
switch (of_cft(of)->private) {
case RES_LIMIT:
/* see memcontrol.c */
- ret = page_counter_memparse(buf, &nr_pages);
+ ret = page_counter_memparse(buf, "-1", &nr_pages);
if (ret)
break;
mutex_lock(&tcp_limit_mutex);