Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756001AbcC2H3g (ORCPT ); Tue, 29 Mar 2016 03:29:36 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:32869 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751654AbcC2H3e (ORCPT ); Tue, 29 Mar 2016 03:29:34 -0400 Date: Tue, 29 Mar 2016 00:29:33 -0700 From: Christoph Hellwig To: Ming Lei Cc: Jens Axboe , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, Christoph Hellwig , Al Viro , Anton Altaparmakov , xfs@oss.sgi.com, Dave Chinner , drbd-dev@lists.linbit.com, Philipp Reisner , Lars Ellenberg , Boaz Harrosh Subject: Re: [PATCH 5/8] fs: xfs: replace BIO_MAX_SECTORS with BIO_MAX_PAGES Message-ID: <20160329072933.GF18920@infradead.org> References: <1458627149-12988-1-git-send-email-ming.lei@canonical.com> <1458627149-12988-6-git-send-email-ming.lei@canonical.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1458627149-12988-6-git-send-email-ming.lei@canonical.com> User-Agent: Mutt/1.5.24 (2015-08-30) 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: 206 Lines: 7 > + nr_pages = BIO_MAX_PAGES; > if (nr_pages > total_nr_pages) > nr_pages = total_nr_pages; Looks reasonable, but the whole thing could simply become: nr_pages = min(total_nr_pages, BIO_MAX_PAGES);