From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S937614AbXHJL5o (ORCPT ); Fri, 10 Aug 2007 07:57:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S935930AbXHJLxJ (ORCPT ); Fri, 10 Aug 2007 07:53:09 -0400 Received: from mailhub.sw.ru ([195.214.233.200]:20149 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S936355AbXHJLxI (ORCPT ); Fri, 10 Aug 2007 07:53:08 -0400 Date: Fri, 10 Aug 2007 15:48:18 +0400 From: xemul@openvz.org To: akpm@osdl.org Cc: xemul@openvz.org, devel@openvz.org, linux-kernel@vger.kernel.org, containers@lists.osdl.org, oleg@tv-sign.ru, sukadev@us.ibm.com Subject: [PATCH 14/20] Make proc_flush_task() actually from entries from multiple namespaces Message-ID: <46BC5082.mailGKP1JQOQQ@openvz.org> User-Agent: nail 11.4 8/29/04 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@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 Cc: Oleg Nesterov --- 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,