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| author | Tejun Heo <tj@kernel.org> | 2014-02-13 06:58:43 -0500 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2014-02-13 06:58:43 -0500 |
| commit | bc668c7519ff8b4681af80e92f463bec7bf7cf9e (patch) | |
| tree | f2940d003d0cb3d2395d5f7d12524e968839add2 /kernel | |
| parent | 57fce0a68e3aa71d223d9023aae66c7393970c34 (diff) | |
| download | blackbird-op-linux-bc668c7519ff8b4681af80e92f463bec7bf7cf9e.tar.gz blackbird-op-linux-bc668c7519ff8b4681af80e92f463bec7bf7cf9e.zip | |
cgroup: remove cgroup_taskset_cur_css() and cgroup_taskset_size()
The two functions don't have any users left. Remove them along with
cgroup_taskset->cur_cgrp.
Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/cgroup.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 704c590a81d7..a9d9bbb12310 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -1647,7 +1647,6 @@ struct cgroup_taskset { struct flex_array *tc_array; int tc_array_len; int idx; - struct cgroup *cur_cgrp; }; /** @@ -1662,7 +1661,6 @@ struct task_struct *cgroup_taskset_first(struct cgroup_taskset *tset) tset->idx = 0; return cgroup_taskset_next(tset); } else { - tset->cur_cgrp = tset->single.cgrp; return tset->single.task; } } @@ -1683,39 +1681,11 @@ struct task_struct *cgroup_taskset_next(struct cgroup_taskset *tset) return NULL; tc = flex_array_get(tset->tc_array, tset->idx++); - tset->cur_cgrp = tc->cgrp; return tc->task; } EXPORT_SYMBOL_GPL(cgroup_taskset_next); /** - * cgroup_taskset_cur_css - return the matching css for the current task - * @tset: taskset of interest - * @subsys_id: the ID of the target subsystem - * - * Return the css for the current (last returned) task of @tset for - * subsystem specified by @subsys_id. This function must be preceded by - * either cgroup_taskset_first() or cgroup_taskset_next(). - */ -struct cgroup_subsys_state *cgroup_taskset_cur_css(struct cgroup_taskset *tset, - int subsys_id) -{ - return cgroup_css(tset->cur_cgrp, cgroup_subsys[subsys_id]); -} -EXPORT_SYMBOL_GPL(cgroup_taskset_cur_css); - -/** - * cgroup_taskset_size - return the number of tasks in taskset - * @tset: taskset of interest - */ -int cgroup_taskset_size(struct cgroup_taskset *tset) -{ - return tset->tc_array ? tset->tc_array_len : 1; -} -EXPORT_SYMBOL_GPL(cgroup_taskset_size); - - -/** * cgroup_task_migrate - move a task from one cgroup to another. * @old_cgrp; the cgroup @tsk is being migrated from * @tsk: the task being migrated |
