From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joel Becker Subject: Re: [LSF/MM TOPIC] really large storage sectors - going beyond 4096 bytes Date: Wed, 22 Jan 2014 05:20:53 +0000 Message-ID: <20140122052052.GM10565@ZenIV.linux.org.uk> References: <20131220093022.GV11295@suse.de> <52DF353D.6050300@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, lsf-pc@lists.linux-foundation.org, linux-kernel@vger.kernel.org To: Ric Wheeler Return-path: Content-Disposition: inline In-Reply-To: <52DF353D.6050300@redhat.com> Sender: owner-linux-mm@kvack.org List-Id: linux-fsdevel.vger.kernel.org On Tue, Jan 21, 2014 at 10:04:29PM -0500, Ric Wheeler wrote: > One topic that has been lurking forever at the edges is the current > 4k limitation for file system block sizes. Some devices in > production today and others coming soon have larger sectors and it > would be interesting to see if it is time to poke at this topic > again. > > LSF/MM seems to be pretty much the only event of the year that most > of the key people will be present, so should be a great topic for a > joint session. Oh yes, I want in on this. We handle 4k/16k/64k pages "seamlessly," and we would want to do the same for larger sectors. In theory, our code should handle it with the appropriate defines updated. Joel -- -- 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