From: Ted Ts'o Subject: Re: [PATCH 0/3] Rewrite ext4_page_mkwrite, fix fs freezing Date: Tue, 10 May 2011 20:30:12 -0400 Message-ID: <20110511003012.GC6933@thunk.org> References: <1305066574-1573-1-git-send-email-jack@suse.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org To: Jan Kara Return-path: Received: from li9-11.members.linode.com ([67.18.176.11]:46619 "EHLO test.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750790Ab1EKAaR (ORCPT ); Tue, 10 May 2011 20:30:17 -0400 Content-Disposition: inline In-Reply-To: <1305066574-1573-1-git-send-email-jack@suse.cz> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Wed, May 11, 2011 at 12:29:31AM +0200, Jan Kara wrote: > > following three patches reimplement ext4_page_mkwrite() so that it returns > locked pages (which is necessary for stable pages work and also for fixing of > freezing code). As a bonus we also avoid taking i_alloc_sem as it's not > necessary and use generic block_page_mkwrite() helper. The common delalloc > path should be more straightforward now. How does this relate to Darrick Wong's patches? Are your patches in addition to or instead of his? - Ted