On Thu, May 12, 2011 at 8:02 AM, Rik van Riel <riel@redhat.com> wrote:
On 05/12/2011 10:53 AM, Johannes Weiner wrote:
If the memcg reclaim code detects the target memcg below its limit it
exits and returns a guaranteed non-zero value so that the charge is
retried.

Nowadays, the charge side checks the memcg limit itself and does not
rely on this non-zero return value trick.

This patch removes it.  The reclaim code will now always return the
true number of pages it reclaimed on its own.

Signed-off-by: Johannes Weiner<hannes@cmpxchg.org>

Acked-by: Rik van Riel<riel@redhat.com>

Acked-by: Ying Han<yinghan@google.com