From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755287AbaIHWuT (ORCPT ); Mon, 8 Sep 2014 18:50:19 -0400 Received: from mail-pa0-f45.google.com ([209.85.220.45]:35945 "EHLO mail-pa0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754958AbaIHWuR (ORCPT ); Mon, 8 Sep 2014 18:50:17 -0400 Date: Tue, 9 Sep 2014 07:50:12 +0900 From: Tejun Heo To: "Rafael J. Wysocki" Cc: Cong Wang , LKML , David Rientjes , Michal Hocko , Andrew Morton Subject: Re: [Patch v4 1/2] freezer: check OOM kill while being frozen Message-ID: <20140908225012.GE3806@mtj.dyndns.org> References: <1409869842-10807-1-git-send-email-xiyou.wangcong@gmail.com> <3827451.ToKxd7Xb2J@vostro.rjw.lan> <20140908222253.GB3806@mtj.dyndns.org> <2588099.AI1YmNFQ25@vostro.rjw.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2588099.AI1YmNFQ25@vostro.rjw.lan> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, On Tue, Sep 09, 2014 at 12:48:28AM +0200, Rafael J. Wysocki wrote: > Well, not exactly from anywhere. Just from where try_to_freeze() is called > I suppose? Yeap, anywhere try_to_freeze() may be called. > Which means that if this is a user space task, it won't to a lot before dying, > will it? Userland tasks aren't likely to a lot of damages before dying but then again there's no guarantee. As it currently stands, try_to_freeze() can be anywhere. Thanks. -- tejun