From patchwork Mon May 30 13:34:34 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ming Lei X-Patchwork-Id: 9141511 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 05CCE60777 for ; Mon, 30 May 2016 13:40:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EE41527E15 for ; Mon, 30 May 2016 13:40:25 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E2EFC2819C; Mon, 30 May 2016 13:40:25 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5D66F27E15 for ; Mon, 30 May 2016 13:40:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161220AbcE3Ngo (ORCPT ); Mon, 30 May 2016 09:36:44 -0400 Received: from mail-pa0-f65.google.com ([209.85.220.65]:35894 "EHLO mail-pa0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161219AbcE3Ngn (ORCPT ); Mon, 30 May 2016 09:36:43 -0400 Received: by mail-pa0-f65.google.com with SMTP id fg1so21489808pad.3; Mon, 30 May 2016 06:36:42 -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=E4f2IJ7NQjaVggxsP28pTVYWQfYTi6MD1ZX0A5SGZcw=; b=fKpayu0R3bN8SQjyLPJhkxtOEqIJiM8HfL4jvc1oRzQtn4GfoyNQxFim0djqT+gQ0h TLFOzWRhJPzmh+4s6WvU6BFpewVFg/AisqVSOw8WZpKwXmgxp6Y6/7HM4gq84JKNs+pS 9n9c1uEEoIxIPb3EhMymI57C0ihxQkdlVOB9ncrtE4NWINqLBrp8DOQ+tn4E+YKxkhoA fiP/YQZTjPL0O4ZxMiyIi2pH8r1B4Ht/rsEOI2TmBtNgWYZshmMKh/cICizZiAx+2f7Q C+Tou59nOnrcSI256aUFbItv2LEpRUj6/B3ZHLb1n49exuMorbnA91bRN4NVSPfPijv4 3gYw== X-Gm-Message-State: ALyK8tL5TB479RsHJtlUuT2Ml9nhjogLZxpZxPJKaZDsSG7bZ/Z9Isrxg9HHIUtf8FKNoA== X-Received: by 10.66.157.193 with SMTP id wo1mr19364469pab.116.1464615402292; Mon, 30 May 2016 06:36:42 -0700 (PDT) Received: from localhost ([45.34.23.101]) by smtp.gmail.com with ESMTPSA id t65sm33241146pfb.37.2016.05.30.06.36.41 (version=TLS1_2 cipher=AES128-SHA bits=128/128); Mon, 30 May 2016 06:36:41 -0700 (PDT) From: Ming Lei To: Jens Axboe , linux-kernel@vger.kernel.org Cc: linux-block@vger.kernel.org, Christoph Hellwig , Ming Lei , Keith Busch , NeilBrown , Tejun Heo , Mike Snitzer Subject: [PATCH v6 6/8] block: bio: remove BIO_MAX_SECTORS Date: Mon, 30 May 2016 21:34:34 +0800 Message-Id: <1464615294-9946-7-git-send-email-ming.lei@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1464615294-9946-1-git-send-email-ming.lei@canonical.com> References: <1464615294-9946-1-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-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 8555b90..fb59a06 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_SHIFT) -#define BIO_MAX_SECTORS (BIO_MAX_SIZE >> 9) /* * upper 16 bits of bi_rw define the io priority of this bio