From patchwork Sun Apr 3 16:31:07 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ming Lei X-Patchwork-Id: 8734641 Return-Path: X-Original-To: patchwork-linux-block@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 08C8AC0553 for ; Sun, 3 Apr 2016 16:33:17 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2F20A201FA for ; Sun, 3 Apr 2016 16:33:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4F83C200DE for ; Sun, 3 Apr 2016 16:33:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754113AbcDCQdO (ORCPT ); Sun, 3 Apr 2016 12:33:14 -0400 Received: from mail-pa0-f47.google.com ([209.85.220.47]:33769 "EHLO mail-pa0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751703AbcDCQdO (ORCPT ); Sun, 3 Apr 2016 12:33:14 -0400 Received: by mail-pa0-f47.google.com with SMTP id zm5so127023610pac.0; Sun, 03 Apr 2016 09:33:13 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=vvWLwrdI0i0NGeigC/dlcfi0ZqnMwl03QbSjs26C0Jk=; b=S5Bq4VpLJ0Riz7Kd0R57pgPcIZXBxLlYhMMb6UAw9qQWlE7HMu5xqYa2ptvlRMHJHy SlOkVTEayym3QbQQLmgcRmuFT4VO1XqAONoNxB3o/w9JZws7tQtCyiYCCP8knaMz5QGa 7upNszE2jNg8iNUjVvEpeCHQu3nsjp8HnyC6V/p/joLWGjraII3n2QndOjaYP1kUnPMz ddqH6G7lzvCycnBBW69+0HU0oPcplqVJl6X+YQfNVMeuCGfidRiqCa5ZnCQycQ0UjtWk LMWS+BGIcmDN+/YwnKggut94/c+KEdeg3gIZdFMZRbOhfoxzTSoRtjRXjmZx8ajMTTkx vbnA== X-Gm-Message-State: AD7BkJLiy84UFgm0fLGWhG6kO+UTBiQ48+kAZmNvvILDYw1hO/qIN1e3H6dTkV00kD35Cw== X-Received: by 10.66.102.8 with SMTP id fk8mr46766794pab.12.1459701193495; Sun, 03 Apr 2016 09:33:13 -0700 (PDT) Received: from localhost (45-125-195-13.ip4.readyserver.sg. [45.125.195.13]) by smtp.gmail.com with ESMTPSA id y7sm33425957pfa.82.2016.04.03.09.31.57 (version=TLS1_2 cipher=AES128-SHA bits=128/128); Sun, 03 Apr 2016 09:33:12 -0700 (PDT) From: Ming Lei To: Jens Axboe , linux-kernel@vger.kernel.org Cc: 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 , Ming Lei Subject: [PATCH v2 6/8] block: bio: remove BIO_MAX_SECTORS Date: Mon, 4 Apr 2016 00:31:07 +0800 Message-Id: <1459701069-31406-7-git-send-email-ming.lei@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1459701069-31406-1-git-send-email-ming.lei@canonical.com> References: <1459701069-31406-1-git-send-email-ming.lei@canonical.com> Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Spam-Status: No, score=-7.8 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RCVD_IN_SBL, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP No one need this macro, so remove it. The motivation is for supporting multipage bvecs, in which we only know what the max count of bvecs is supported in the bio, instead of max size or max sectors. Reviewed-by: Christoph Hellwig Signed-off-by: Ming Lei --- include/linux/bio.h | 1 - 1 file changed, 1 deletion(-) diff --git a/include/linux/bio.h b/include/linux/bio.h index 7f998ac..f7e1c27 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -42,7 +42,6 @@ #define BIO_MAX_PAGES 256 #define BIO_MAX_SIZE (BIO_MAX_PAGES << PAGE_CACHE_SHIFT) -#define BIO_MAX_SECTORS (BIO_MAX_SIZE >> 9) /* * upper 16 bits of bi_rw define the io priority of this bio