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authorOleg Nesterov <oleg@redhat.com>2015-12-03 10:24:08 -0500
committerTejun Heo <tj@kernel.org>2015-12-03 10:24:08 -0500
commitb53202e6308939d33ba0c78712e850f891b4e76f (patch)
tree2c8998ba6b2580481a93352381a3f2d972901789 /kernel/fork.c
parent8075b542cf9f5d8a6afd92b4a940e29a677a7510 (diff)
downloadlinux-sh-b53202e6308939d33ba0c78712e850f891b4e76f.tar.gz
cgroup: kill cgrp_ss_priv[CGROUP_CANFORK_COUNT] and friends
Now that nobody use the "priv" arg passed to can_fork/cancel_fork/fork we can kill CGROUP_CANFORK_COUNT/SUBSYS_TAG/etc and cgrp_ss_priv[] in copy_process(). Signed-off-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/fork.c')
-rw-r--r--kernel/fork.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index fce002ee3ddf..ba7d1c037490 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1249,7 +1249,6 @@ static struct task_struct *copy_process(unsigned long clone_flags,
{
int retval;
struct task_struct *p;
- void *cgrp_ss_priv[CGROUP_CANFORK_COUNT] = {};
if ((clone_flags & (CLONE_NEWNS|CLONE_FS)) == (CLONE_NEWNS|CLONE_FS))
return ERR_PTR(-EINVAL);
@@ -1526,7 +1525,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
* between here and cgroup_post_fork() if an organisation operation is in
* progress.
*/
- retval = cgroup_can_fork(p, cgrp_ss_priv);
+ retval = cgroup_can_fork(p);
if (retval)
goto bad_fork_free_pid;
@@ -1608,7 +1607,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
write_unlock_irq(&tasklist_lock);
proc_fork_connector(p);
- cgroup_post_fork(p, cgrp_ss_priv);
+ cgroup_post_fork(p);
threadgroup_change_end(current);
perf_event_fork(p);
@@ -1618,7 +1617,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
return p;
bad_fork_cancel_cgroup:
- cgroup_cancel_fork(p, cgrp_ss_priv);
+ cgroup_cancel_fork(p);
bad_fork_free_pid:
if (pid != &init_struct_pid)
free_pid(pid);