From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wu Fengguang Subject: Re: [PATCH 6/9] writeback: introduce smoothed global dirty limit Date: Fri, 8 Jul 2011 04:51:07 -0700 Message-ID: <20110708115107.GA6159@localhost> References: <20110701152048.GA2721@thinkpad> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "linux-fsdevel@vger.kernel.org" , Jan Kara , Dave Chinner , Christoph Hellwig , Andrew Morton , LKML To: Andrea Righi Return-path: Content-Disposition: inline In-Reply-To: <20110701152048.GA2721@thinkpad> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org > > + if (now - update_time < MAX_PAUSE) > > if (time_before(now, update_time + MAX_PAUSE)) > > > + return; > > + > > + spin_lock(&dirty_lock); > > + if (now - update_time >= MAX_PAUSE) { > > if (time_after_eq(now, update_time + MAX_PAUSE)) Changed, thanks!