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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-02-07 17:02:20 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-02-16 13:30:47 +0100 |
| commit | d41d5a01631af821d3a3447e6613a316f5ee6c25 (patch) | |
| tree | 405ab6bc24e06a64dc17ccafb6daead1400cb29e /include/linux/cgroup.h | |
| parent | b00560f2d4de69bb12f66f9605985b516df98d77 (diff) | |
| download | lwn-d41d5a01631af821d3a3447e6613a316f5ee6c25.tar.gz lwn-d41d5a01631af821d3a3447e6613a316f5ee6c25.zip | |
cgroup: Fix cgroup_subsys::exit callback
Make the ::exit method act like ::attach, it is after all very nearly
the same thing.
The bug had no effect on correctness - fixing it is an optimization for
the scheduler. Also, later perf-cgroups patches rely on it.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Paul Menage <menage@google.com>
LKML-Reference: <1297160655.13327.92.camel@laptop>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/cgroup.h')
| -rw-r--r-- | include/linux/cgroup.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index ce104e33cd22..38117d937332 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -474,7 +474,8 @@ struct cgroup_subsys { struct cgroup *old_cgrp, struct task_struct *tsk, bool threadgroup); void (*fork)(struct cgroup_subsys *ss, struct task_struct *task); - void (*exit)(struct cgroup_subsys *ss, struct task_struct *task); + void (*exit)(struct cgroup_subsys *ss, struct cgroup *cgrp, + struct cgroup *old_cgrp, struct task_struct *task); int (*populate)(struct cgroup_subsys *ss, struct cgroup *cgrp); void (*post_clone)(struct cgroup_subsys *ss, struct cgroup *cgrp); |