aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorPavel Emelyanov <xemul@openvz.org>2007-10-18 23:40:11 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 11:53:39 -0700
commit130f77ecb2e7d5ac3e53e620f55e374f4a406b20 (patch)
tree3ae9670713a2f503faee3f77666a10dadbe87920
parent30e49c263e36341b60b735cbef5ca37912549264 (diff)
downloadvexpress-lsk-130f77ecb2e7d5ac3e53e620f55e374f4a406b20.tar.gz
pid namespaces: make proc_flush_task() actually from entries from multiple namespaces
This means that proc_flush_task_mnt() is to be called for many proc mounts and with different ids, depending on the namespace this pid is to be flushed from. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Cc: Oleg Nesterov <oleg@tv-sign.ru> Cc: Sukadev Bhattiprolu <sukadev@us.ibm.com> Cc: Paul Menage <menage@google.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/proc/base.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 50e149e08d9..5e0c6a1ce8b 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2259,8 +2259,22 @@ out:
void proc_flush_task(struct task_struct *task)
{
- proc_flush_task_mnt(proc_mnt, task->pid,
- thread_group_leader(task) ? 0 : task->tgid);
+ int i, leader;
+ struct pid *pid, *tgid;
+ struct upid *upid;
+
+ leader = thread_group_leader(task);
+ proc_flush_task_mnt(proc_mnt, task->pid, leader ? task->tgid : 0);
+ pid = task_pid(task);
+ if (pid->level == 0)
+ return;
+
+ tgid = task_tgid(task);
+ for (i = 1; i <= pid->level; i++) {
+ upid = &pid->numbers[i];
+ proc_flush_task_mnt(upid->ns->proc_mnt, upid->nr,
+ leader ? 0 : tgid->numbers[i].nr);
+ }
}
static struct dentry *proc_pid_instantiate(struct inode *dir,