From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C3375C433DB for ; Wed, 23 Dec 2020 20:03:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 87E46224B0 for ; Wed, 23 Dec 2020 20:03:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728702AbgLWUDd (ORCPT ); Wed, 23 Dec 2020 15:03:33 -0500 Received: from mail.kernel.org ([198.145.29.99]:36618 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728017AbgLWUDc (ORCPT ); Wed, 23 Dec 2020 15:03:32 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 119F820575; Wed, 23 Dec 2020 20:02:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1608753772; bh=OzQGdhwS/4twVbEa/nGXLGrUFMVqdR1IXK6igwQCBaY=; h=From:To:Cc:Subject:Date:From; b=iqJNWX99Qx764DXvmwDVsolI1kGuOUhAJqcvb7dobdR0xZeRJ2LqiPRSICKTeRnw7 ulDaoNW/8Qjfpc/RmXhH06bY/kLQImUlj9Hrmd+EeEizahP1aXYWjhW3w+rSE8VYPe JU4ryaZkcNRjaehLC3EvmquVhYqys9v8eqBLGs4YuGNSHvyjT+AGX0yM9EAFKUm+Up llJQuEw3x7Ctcj4mItL68MWklO+C6i9AqLCrflvkQxZctYttOv+tvbhSDIVYS3l2r2 ItJymhgjrFzjDfvgSUYf7ahJ4pdoeP/sXzVQEYcTDTAixDBI8c+08vXVHMSLrwSdH1 QoGd5L1ZYUU0g== From: Jaegeuk Kim To: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, kernel-team@android.com Cc: Jaegeuk Kim Subject: [PATCH] f2fs: handle unallocated section and zone on pinned/atgc Date: Wed, 23 Dec 2020 12:02:42 -0800 Message-Id: <20201223200242.2078243-1-jaegeuk@kernel.org> X-Mailer: git-send-email 2.29.2.729.g45daf8777d-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If we have large section/zone, unallocated segment makes them corrupted. E.g., - Pinned file: -1 119304647 119304647 - ATGC data: -1 119304647 119304647 Signed-off-by: Jaegeuk Kim --- fs/f2fs/segment.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index e81eb0748e2a..229814b4f4a6 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -101,11 +101,11 @@ static inline void sanity_check_seg_type(struct f2fs_sb_info *sbi, #define BLKS_PER_SEC(sbi) \ ((sbi)->segs_per_sec * (sbi)->blocks_per_seg) #define GET_SEC_FROM_SEG(sbi, segno) \ - ((segno) / (sbi)->segs_per_sec) + (((segno) == -1) ? -1: (segno) / (sbi)->segs_per_sec) #define GET_SEG_FROM_SEC(sbi, secno) \ ((secno) * (sbi)->segs_per_sec) #define GET_ZONE_FROM_SEC(sbi, secno) \ - ((secno) / (sbi)->secs_per_zone) + (((secno) == -1) ? -1: (secno) / (sbi)->secs_per_zone) #define GET_ZONE_FROM_SEG(sbi, segno) \ GET_ZONE_FROM_SEC(sbi, GET_SEC_FROM_SEG(sbi, segno)) -- 2.29.2.729.g45daf8777d-goog