From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Tue, 13 Jun 2017 23:47:31 -0700 From: Christoph Hellwig To: Jeff Layton Cc: Christoph Hellwig , Andrew Morton , Al Viro , Jan Kara , tytso@mit.edu, axboe@kernel.dk, mawilcox@microsoft.com, ross.zwisler@linux.intel.com, corbet@lwn.net, Chris Mason , Josef Bacik , David Sterba , "Darrick J . Wong" , linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-block@vger.kernel.org Subject: Re: [PATCH v6 12/20] fs: add a new fstype flag to indicate how writeback errors are tracked Message-ID: <20170614064731.GB3598@infradead.org> References: <20170612122316.13244-1-jlayton@redhat.com> <20170612122316.13244-15-jlayton@redhat.com> <20170612124513.GC18360@infradead.org> <1497349472.5762.1.camel@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1497349472.5762.1.camel@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: On Tue, Jun 13, 2017 at 06:24:32AM -0400, Jeff Layton wrote: > That's definitely what I want for the endgame here. My plan was to add > this flag for now, and then eventually reverse it (or drop it) once all > or most filesystems are converted. > > We can do it that way from the get-go if you like. It'll mean tossing in > a patch add this flag to all filesystems that have an fsync operation > and that use the pagecache, and then gradually remove it from them as we > convert them. > > Which method do you prefer? Please do it from the get-go. Or in fact figure out if we can get away without it entirely. Moving the error reporting into ->fsync should help greatly with that, so what's missing after that? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org