Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754010AbbG0Rdf (ORCPT ); Mon, 27 Jul 2015 13:33:35 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:46436 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751353AbbG0Rde (ORCPT ); Mon, 27 Jul 2015 13:33:34 -0400 Date: Mon, 27 Jul 2015 10:33:31 -0700 From: Christoph Hellwig To: Ming Lei Cc: Christoph Hellwig , Dave Chinner , Jens Axboe , Linux Kernel Mailing List , "Justin M. Forbes" , Jeff Moyer , Tejun Heo , linux-api@vger.kernel.org Subject: Re: [PATCH v7 4/6] block: loop: prepare for supporing direct IO Message-ID: <20150727173331.GA17594@infradead.org> References: <1437061068-26118-1-git-send-email-ming.lei@canonical.com> <1437061068-26118-5-git-send-email-ming.lei@canonical.com> <20150727084020.GA28336@infradead.org> <20150727094530.GA15507@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 533 Lines: 12 On Mon, Jul 27, 2015 at 05:53:33AM -0400, Ming Lei wrote: > Because size has to be 4k aligned too. Yes. But again I don't see any reason to limit us to a hardcoded 512 byte block size here, especially considering the patches to finally allow enabling other block sizes from userspace. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/