From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f68.google.com ([209.85.220.68]:33572 "EHLO mail-pa0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750994AbcFJD1a (ORCPT ); Thu, 9 Jun 2016 23:27:30 -0400 From: Ming Lei To: Jens Axboe , linux-kernel@vger.kernel.org Cc: linux-block@vger.kernel.org, Christoph Hellwig , Ming Lei , Mike Christie , Hannes Reinecke , Keith Busch , Mike Snitzer Subject: [PATCH] block: bio: kill BIO_MAX_SIZE Date: Fri, 10 Jun 2016 11:27:12 +0800 Message-Id: <1465529234-31195-1-git-send-email-ming.lei@canonical.com> Sender: linux-block-owner@vger.kernel.org List-Id: linux-block@vger.kernel.org No one need this macro now, so remove it. Basically only how many bvecs in one bio matters instead of how many bytes in this bio. The motivation is for supporting multipage bvecs, in which we only know what the max count of bvecs is supported in the bio. 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 b64a3d9..b7e1a008 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -41,7 +41,6 @@ #endif #define BIO_MAX_PAGES 256 -#define BIO_MAX_SIZE (BIO_MAX_PAGES << PAGE_SHIFT) #define bio_prio(bio) (bio)->bi_ioprio #define bio_set_prio(bio, prio) ((bio)->bi_ioprio = prio) -- 1.9.1