On Tue, Oct 08, 2013 at 11:05:20AM +0800, Gao feng wrote:
> We can get classid through cgroup_subsys_state,
> this is directviewing and effective.
>
> Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx>
> ---
> net/sched/cls_cgroup.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
> index 867b4a3..16006c9 100644
> --- a/net/sched/cls_cgroup.c
> +++ b/net/sched/cls_cgroup.c
> @@ -72,11 +72,11 @@ static void cgrp_attach(struct cgroup_subsys_state *css,
> struct cgroup_taskset *tset)
> {
> struct task_struct *p;
> - void *v;
> + struct cgroup_cls_state *cs = css_cls_state(css);
> + void *v = (void *)(unsigned long)cs->classid;
>
> cgroup_taskset_for_each(p, css, tset) {
> task_lock(p);
> - v = (void *)(unsigned long)task_cls_classid(p);
> iterate_fd(p->files, 0, update_classid, v);
> task_unlock(p);
> }
> --
> 1.8.3.1
>
>
Acked-by: Neil Horman <nhorman@xxxxxxxxxxxxx>
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