From mboxrd@z Thu Jan 1 00:00:00 1970 From: xemul-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org Subject: [PATCH 15/20] Make proc_flush_task() actually from entries from multiple namespaces Date: Tue, 07 Aug 2007 13:30:04 +0400 Message-ID: <46B83B9C.mailG5T11MYSS@openvz.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: sukadev-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org, oleg-6lXkIZvqkOAvJsYlp49lxw@public.gmane.org Cc: containers-qjLDD68F18O7TbgM5vRIOg@public.gmane.org, xemul-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org List-Id: containers.vger.kernel.org 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 --- base.c | 18 ++++++++++++++++-- 1 files changed, 16 insertions(+), 2 deletions(-) --- ./fs/proc/base.c.ve12 2007-08-06 14:58:51.000000000 +0400 +++ ./fs/proc/base.c 2007-08-06 14:58:51.000000000 +0400 @@ -2170,8 +2170,22 @@ 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,