From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bombadil.infradead.org ([65.50.211.133]:38574 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751664AbdFNUZr (ORCPT ); Wed, 14 Jun 2017 16:25:47 -0400 Date: Wed, 14 Jun 2017 13:25:46 -0700 From: Christoph Hellwig To: Jens Axboe Cc: linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, adilger@dilger.ca, hch@infradead.org, martin.petersen@oracle.com Subject: Re: [PATCH 03/11] fs: add support for an inode to carry stream related data Message-ID: <20170614202546.GA7022@infradead.org> References: <1497467134-6323-1-git-send-email-axboe@kernel.dk> <1497467134-6323-4-git-send-email-axboe@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1497467134-6323-4-git-send-email-axboe@kernel.dk> Sender: linux-block-owner@vger.kernel.org List-Id: linux-block@vger.kernel.org On Wed, Jun 14, 2017 at 01:05:26PM -0600, Jens Axboe wrote: > No functional changes in this patch, just in preparation for > allowing applications to pass in hints about data life times > for writes. > > Pack the i_stream field into a 2-byte hole, so we don't grow > the size of the inode. Can't we find space for 4 flags somewhere else?