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Merge branch 'for-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup

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Pull cgroup changes from Tejun Heo:
 "Out of the 8 commits, one fixes a long-standing locking issue around
  tasklist walking and others are cleanups."

* 'for-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
  cgroup: Walk task list under tasklist_lock in cgroup_enable_task_cg_list
  cgroup: Remove wrong comment on cgroup_enable_task_cg_list()
  cgroup: remove cgroup_subsys argument from callbacks
  cgroup: remove extra calls to find_existing_css_set
  cgroup: replace tasklist_lock with rcu_read_lock
  cgroup: simplify double-check locking in cgroup_attach_proc
  cgroup: move struct cgroup_pidlist out from the header file
  cgroup: remove cgroup_attach_task_current_cg()
This commit is contained in:
Linus Torvalds
2012-03-20 18:11:21 -07:00
parent 701085b219 3ce3230a0c
commit 0d9cabdcce
16 changed files with 229 additions and 373 deletions
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13
kernel/events/core.c
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@@ -7147,8 +7147,7 @@ unlock:
device_initcall(perf_event_sysfs_init);
#ifdef CONFIG_CGROUP_PERF
static struct cgroup_subsys_state *perf_cgroup_create(
struct cgroup_subsys *ss, struct cgroup *cont)
static struct cgroup_subsys_state *perf_cgroup_create(struct cgroup *cont)
{
struct perf_cgroup *jc;
@@ -7165,8 +7164,7 @@ static struct cgroup_subsys_state *perf_cgroup_create(
return &jc->css;
}
static void perf_cgroup_destroy(struct cgroup_subsys *ss,
struct cgroup *cont)
static void perf_cgroup_destroy(struct cgroup *cont)
{
struct perf_cgroup *jc;
jc = container_of(cgroup_subsys_state(cont, perf_subsys_id),
@@ -7182,8 +7180,7 @@ static int __perf_cgroup_move(void *info)
return 0;
}
static void perf_cgroup_attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
struct cgroup_taskset *tset)
static void perf_cgroup_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
{
struct task_struct *task;
@@ -7191,8 +7188,8 @@ static void perf_cgroup_attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
task_function_call(task, __perf_cgroup_move, task);
}
static void perf_cgroup_exit(struct cgroup_subsys *ss, struct cgroup *cgrp,
struct cgroup *old_cgrp, struct task_struct *task)
static void perf_cgroup_exit(struct cgroup *cgrp, struct cgroup *old_cgrp,
struct task_struct *task)
{
/*
* cgroup_exit() is called in the copy_process() failure path.