From patchwork Fri Mar 5 12:21:25 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 395030 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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 2586BC433E0 for ; Fri, 5 Mar 2021 12:31:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EC3B665037 for ; Fri, 5 Mar 2021 12:31:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229615AbhCEMbM (ORCPT ); Fri, 5 Mar 2021 07:31:12 -0500 Received: from mail.kernel.org ([198.145.29.99]:40824 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232184AbhCEMan (ORCPT ); Fri, 5 Mar 2021 07:30:43 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 4EE166502C; Fri, 5 Mar 2021 12:30:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1614947442; bh=aE+dWMJVKZer7UxIt8aobEweH08k75JbLndzKUQcplA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OpFGjffC/zEqKOk72n/f4o/KLMbTZWpoNJwa98LclGrY2y08VitPMmaD50pS03Mh4 fJqgm96ppO1naQQ76x7bD//VRZpJFebWPrbS8RiFSEFDmsQX9W33SL84FU0xPO6HNF ciS3zEW5hdoELwdd3s6++VKgRUObY8tymemq4uBY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Chao Yu , Jaegeuk Kim , Sasha Levin Subject: [PATCH 5.10 066/102] f2fs: handle unallocated section and zone on pinned/atgc Date: Fri, 5 Mar 2021 13:21:25 +0100 Message-Id: <20210305120906.527131145@linuxfoundation.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210305120903.276489876@linuxfoundation.org> References: <20210305120903.276489876@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jaegeuk Kim [ Upstream commit 632faca72938f9f63049e48a8c438913828ac7a9 ] If we have large section/zone, unallocated segment makes them corrupted. E.g., - Pinned file: -1 119304647 119304647 - ATGC data: -1 119304647 119304647 Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim Signed-off-by: Sasha Levin --- 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))