Commit-ID:  621e2de02403a6f776852c564b79c38bf3cc9032
Gitweb:     http://git.kernel.org/tip/621e2de02403a6f776852c564b79c38bf3cc9032
Author:     Li Zefan <[email protected]>
AuthorDate: Fri, 29 Mar 2013 14:44:15 +0800
Committer:  Ingo Molnar <[email protected]>
CommitDate: Wed, 10 Apr 2013 13:54:21 +0200

sched/cpuacct: Initialize cpuacct subsystem earlier

Initialize cpuacct before the scheduler is functioning, so when
cpuacct_charge() and cpuacct_account_field() are called,
task_ca() won't return NULL.

Signed-off-by: Li Zefan <[email protected]>
Cc: Tejun Heo <[email protected]>
Acked-by: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
---
 kernel/sched/cpuacct.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/kernel/sched/cpuacct.c b/kernel/sched/cpuacct.c
index 0425581..75e46d2 100644
--- a/kernel/sched/cpuacct.c
+++ b/kernel/sched/cpuacct.c
@@ -292,9 +292,10 @@ void cpuacct_account_field(struct task_struct *p, int 
index, u64 val)
 }
 
 struct cgroup_subsys cpuacct_subsys = {
-       .name = "cpuacct",
-       .css_alloc = cpuacct_css_alloc,
-       .css_free = cpuacct_css_free,
-       .subsys_id = cpuacct_subsys_id,
-       .base_cftypes = files,
+       .name           = "cpuacct",
+       .css_alloc      = cpuacct_css_alloc,
+       .css_free       = cpuacct_css_free,
+       .subsys_id      = cpuacct_subsys_id,
+       .base_cftypes   = files,
+       .early_init     = 1,
 };
--
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