diff options
| author |   Li Zefan <lizefan@huawei.com> | 2013-03-29 14:44:15 +0800 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2013-04-10 13:54:21 +0200 |
| commit | 621e2de02403a6f776852c564b79c38bf3cc9032 (patch) | |
| tree | ecf275fcd1ae888a0655f271faffa20c32c4710d /kernel/sched/cpuacct.c | |
| parent | sched/cpuacct: Initialize root cpuacct earlier (diff) | |
| download | linux-dev-621e2de02403a6f776852c564b79c38bf3cc9032.tar.xz linux-dev-621e2de02403a6f776852c564b79c38bf3cc9032.zip | |
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 <lizefan@huawei.com>
Cc: Tejun Heo <tj@kernel.org>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/5155383F.8000005@huawei.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/cpuacct.c')
| -rw-r--r-- | kernel/sched/cpuacct.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/kernel/sched/cpuacct.c b/kernel/sched/cpuacct.c index 04255814a0ed..75e46d291f9c 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, }; |