Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933995AbdLRMdd (ORCPT ); Mon, 18 Dec 2017 07:33:33 -0500 Received: from mx1.redhat.com ([209.132.183.28]:47420 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933549AbdLRMda (ORCPT ); Mon, 18 Dec 2017 07:33:30 -0500 From: Ming Lei To: Jens Axboe , Christoph Hellwig , Alexander Viro , Kent Overstreet Cc: Huang Ying , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, "Theodore Ts'o" , "Darrick J . Wong" , Coly Li , Filipe Manana , Ming Lei Subject: [PATCH V4 44/45] block: always define BIO_MAX_PAGES as 256 Date: Mon, 18 Dec 2017 20:22:46 +0800 Message-Id: <20171218122247.3488-45-ming.lei@redhat.com> In-Reply-To: <20171218122247.3488-1-ming.lei@redhat.com> References: <20171218122247.3488-1-ming.lei@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Mon, 18 Dec 2017 12:33:30 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 696 Lines: 30 Now multipage bvec can cover CONFIG_THP_SWAP, so we don't need to increase BIO_MAX_PAGES for it. Signed-off-by: Ming Lei --- include/linux/bio.h | 8 -------- 1 file changed, 8 deletions(-) diff --git a/include/linux/bio.h b/include/linux/bio.h index 5c5cd34c9fa3..2bf1e96c5157 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -38,15 +38,7 @@ #define BIO_BUG_ON #endif -#ifdef CONFIG_THP_SWAP -#if HPAGE_PMD_NR > 256 -#define BIO_MAX_PAGES HPAGE_PMD_NR -#else #define BIO_MAX_PAGES 256 -#endif -#else -#define BIO_MAX_PAGES 256 -#endif #define bio_prio(bio) (bio)->bi_ioprio #define bio_set_prio(bio, prio) ((bio)->bi_ioprio = prio) -- 2.9.5