From patchwork Mon Apr 4 06:56:32 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ming Lei X-Patchwork-Id: 8737891 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 15AC1C0554 for ; Mon, 4 Apr 2016 06:57:51 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 32D5F200DB for ; Mon, 4 Apr 2016 06:57:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 53A5220219 for ; Mon, 4 Apr 2016 06:57:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932192AbcDDG5R (ORCPT ); Mon, 4 Apr 2016 02:57:17 -0400 Received: from mail-pa0-f52.google.com ([209.85.220.52]:35751 "EHLO mail-pa0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751010AbcDDG5N (ORCPT ); Mon, 4 Apr 2016 02:57:13 -0400 Received: by mail-pa0-f52.google.com with SMTP id td3so137403039pab.2; Sun, 03 Apr 2016 23:57:13 -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=bKraSHds8DGMmkw+CXcZzLFc0+IZ4HeK+pWtZ978njLESgsCzh95eh1IPRXwZrYY0d W5fp8S5D5c5UVQZ5YccF8L/VNWQulo42dtaGVfkb7Qpu6WVo13K3H2Ok0HRvXN/4WOok UX+n7LqsOGeK5z98120JCTComYlDGXLVvAOTY8Np0SuPncNDNLV6SU79gt4GXMF0BAjC 3IA+wYW3pWLnNEkyd+LJKUQvf2hFnk+BQnOrVKSKZy9nQqIsrxqrWBKmtcAslRcuUlU/ MAPXR2Ase86oDokrcfdCJn6GbJtM8rm5JEiX05fX8b46/Lb1Qa820xA9TyGrkzKsZHLx +kJA== X-Gm-Message-State: AD7BkJKxFmUqHoilftZQYe1ILUkp/MNI6u4D0W0oxuaoAkjXDGoQkXJEn7BgeoxNcjGXHg== X-Received: by 10.66.148.232 with SMTP id tv8mr50635213pab.21.1459753033276; Sun, 03 Apr 2016 23:57:13 -0700 (PDT) Received: from localhost (45-125-195-13.ip4.readyserver.sg. [45.125.195.13]) by smtp.gmail.com with ESMTPSA id s66sm36721020pfi.3.2016.04.03.23.57.12 (version=TLS1_2 cipher=AES128-SHA bits=128/128); Sun, 03 Apr 2016 23:57:12 -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 v3 6/8] block: bio: remove BIO_MAX_SECTORS Date: Mon, 4 Apr 2016 14:56:32 +0800 Message-Id: <1459752994-2205-7-git-send-email-ming.lei@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1459752994-2205-1-git-send-email-ming.lei@canonical.com> References: <1459752994-2205-1-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