Messages in this thread Patch in this message | | | From | Greg Thelen <> | Subject | [RFC][PATCH v7 08/14] writeback: add memcg fields to writeback_control | Date | Fri, 13 May 2011 01:47:47 -0700 |
| |
Add writeback_control fields to differentiate between bdi-wide and per-cgroup writeback. Cgroup writeback is also able to differentiate between writing inodes isolated to a particular cgroup and inodes shared by multiple cgroups.
Signed-off-by: Greg Thelen <gthelen@google.com> --- include/linux/writeback.h | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/include/linux/writeback.h b/include/linux/writeback.h index d10d133..4f5c0d2 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -47,6 +47,8 @@ struct writeback_control { unsigned for_reclaim:1; /* Invoked from the page allocator */ unsigned range_cyclic:1; /* range_start is cyclic */ unsigned more_io:1; /* more io to be dispatched */ + unsigned for_cgroup:1; /* enable cgroup writeback */ + unsigned shared_inodes:1; /* write inodes spanning cgroups */ }; /* -- 1.7.3.1
| |