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>
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index dc5c4cd..6453ea5a 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3414,7 +3414,7 @@
int ret;
buf = strstrip(buf);
- ret = page_counter_memparse(buf, &nr_pages);
+ ret = page_counter_memparse(buf, "-1", &nr_pages);
if (ret)
return ret;
@@ -3786,7 +3786,7 @@
unsigned long usage;
int i, size, ret;
- ret = page_counter_memparse(args, &threshold);
+ ret = page_counter_memparse(args, "-1", &threshold);
if (ret)
return ret;
