From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH 2/6] fs/9p: call vmtruncate before setattr 9p opeation Date: Tue, 1 Mar 2011 07:10:12 -0500 Message-ID: <20110301121012.GA15516@infradead.org> References: <1298969484-16199-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1298969484-16199-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: v9fs-developer@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org To: "Aneesh Kumar K.V" Return-path: Content-Disposition: inline In-Reply-To: <1298969484-16199-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org On Tue, Mar 01, 2011 at 02:21:20PM +0530, Aneesh Kumar K.V wrote: > We need to call vmtruncate before 9p setattr operation, otherwise we > could write back some dirty pages between setattr with ATTR_SIZE and vmtruncate > causing some truncated pages to be written back to server Please read the documentation. vmtruncate is deprecated and no new users may be added at this point.