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| author | Vivek Goyal <vgoyal@redhat.com> | 2009-12-03 20:59:47 +0300 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-12-03 21:28:52 +0300 |
| commit | b1c3576961847da26c91b1e97f226bb66be5fa3f (patch) | |
| tree | e228525220031232463f9cbbe017bad67807e6d4 /block/blk-cgroup.h | |
| parent | 25fb5169d4c9d4255107abbb7c08ab712434efc8 (diff) | |
| download | linux-b1c3576961847da26c91b1e97f226bb66be5fa3f.tar.xz | |
blkio: Take care of cgroup deletion and cfq group reference counting
o One can choose to change elevator or delete a cgroup. Implement group
reference counting so that both elevator exit and cgroup deletion can
take place gracefully.
Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Nauman Rafique <nauman@google.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/blk-cgroup.h')
| -rw-r--r-- | block/blk-cgroup.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h index ba5703f69b42..cd50a2f8733e 100644 --- a/block/blk-cgroup.h +++ b/block/blk-cgroup.h @@ -26,6 +26,7 @@ struct blkio_group { /* An rcu protected unique identifier for the group */ void *key; struct hlist_node blkcg_node; + unsigned short blkcg_id; }; #define BLKIO_WEIGHT_MIN 100 |