From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=115.124.30.113 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794226922; b=VVI63T6HNV49tG/IwUhGhnw/qrEP5fa4V/Bgl/h31YDuxh+KgtHfaqNpNw2LHlm/mfBF K5ALTQLjsLxt6QAJt0tnKPJgSjpB4lvRs4WT1kCIsGFLdhHbjbqdBLuEusIe3UfYEO1mt gbiSCDFLenvsyOxYA9Sfv/JzYFU2/txORgreMuNLD4eM1OXNWywwxlAXu/xa5/N4vc6Qs jmcXXUf506jptUkyeLXVmP2QraB6tD20kioshnuG2C+0RwfnWRD+xE0mLmRcthMyGVlJg CRqSoT+Sk0t8G+7mEbhARSrjNsgroQUhl7vy0qb6fu8pBRcPsx5aShe7F1EGHeXcrzg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794226922; h=DMARC-Filter:DKIM-Signature:X-Alimail-AntiSpam:Received:From:To:Cc: Subject:Date:Message-Id:X-Mailer:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding; bh=m5MTk+iMSF8IJK5g5CfhcVnBo8V+eg0v1q4zXApCeQM=; b=M+ENlCZHXS0XXevMZju7egoxiCNLKpNu5HlFynZ0VJrwIRQqglGN+QEikY3wpcxVG8LP wIE6pEiOPGId+YBggOua6bPpWIpGWUxfJNh7AswXBsn8msG02ix5lOC/C3ZwUsoJcoY4M jZjVJ84RQ0RyqQHE2ZosoksGEwpMvYgt4cs0rFZtnOxIOSwNBuYYNlJ9XC0mKDHI0S4ff Nzkn2HUXn9DD5uUphiGMWZM5QLvEAziIeOHAkDw+W94zrNP3URfMU3AiFZce4FgcZxpzS 4L+/KKdMbPBCOIW233ly10HEOHF2pS2XneE8VfjjvviKZPfCeJTUhyI8WXSWdVIG8cQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=linux.alibaba.com; spf=pass smtp.mailfrom=linux.alibaba.com; dkim=pass header.d=linux.alibaba.com header.i=@linux.alibaba.com header.a=rsa-sha256 header.s=default header.b=bxz8IWiG; arc=none smtp.remote-ip=115.124.30.113 Received: from out30-113.freemail.mail.aliyun.com (out30-113.freemail.mail.aliyun.com [115.124.30.113]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 889C6606A333 for ; Mon, 9 Nov 2026 12:22:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 889C6606A333 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.a=rsa-sha256 header.s=default header.b=bxz8IWiG DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1794226913; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=m5MTk+iMSF8IJK5g5CfhcVnBo8V+eg0v1q4zXApCeQM=; b=bxz8IWiGcxHzfROBM+19vcrvXFJK61eECxYATKpX0VZY8G5Uj9wlXkMUfsbEQ3id9snjE+kgjVmaqX+b7YqqYSZ6glR99TkocsJSt90+x5+ImYBWBlhlL0lzNN8cwDxh1lw+wTjuUEci0sIhZ3QSCoJshA3j7Phg0ajE5sB1Xeg= X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R641e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=maildocker-contentspam033032089153;MF=joseph.qi@linux.alibaba.com;NM=1;PH=DS;RN=7;SR=0;TI=SMTPD_---0XEOZNhC_1794226912; Received: from localhost(mailfrom:joseph.qi@linux.alibaba.com fp:SMTPD_---0XEOZNhC_1794226912 cluster:ay36) by smtp.aliyun-inc.com; Mon, 09 Nov 2026 20:21:52 +0800 From: Joseph Qi To: Andrew Morton , Heming Zhao Cc: Mark Fasheh , Joel Becker , ocfs2-devel@lists.linux.dev, linux-kernel@vger.kernel.org, Joseph Qi Subject: [PATCH v3 05/31] ocfs2: abstract the dinode fs_generation mismatch check Date: Mon, 9 Nov 2026 20:20:55 +0800 Message-Id: <20261109122121.21473-6-joseph.qi@linux.alibaba.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20261109122121.21473-1-joseph.qi@linux.alibaba.com> References: <20261109122121.21473-1-joseph.qi@linux.alibaba.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The comparison against OCFS2_SB(sb)->fs_generation is open-coded in the normal validator, the filecheck validator and the repair path. Fold it into a shared predicate. Each call site keeps its own log message and return code: the normal validator escalates through ocfs2_error(), filecheck reports OCFS2_FILECHECK_ERR_GENERATION, and repair rewrites the field. No functional change intended. Signed-off-by: Joseph Qi --- fs/ocfs2/inode.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c index 8b4652002ae2..6b78b3f3c5fa 100644 --- a/fs/ocfs2/inode.c +++ b/fs/ocfs2/inode.c @@ -92,6 +92,12 @@ static bool ocfs2_dinode_has_no_valid_flag(struct ocfs2_dinode *di) return !(le32_to_cpu(di->i_flags) & OCFS2_VALID_FL); } +static bool ocfs2_dinode_has_wrong_fs_generation(struct super_block *sb, + struct ocfs2_dinode *di) +{ + return le32_to_cpu(di->i_fs_generation) != OCFS2_SB(sb)->fs_generation; +} + static bool ocfs2_valid_inode_mode(umode_t mode) { return fs_umode_to_ftype(mode) != FT_UNKNOWN; @@ -1542,8 +1548,7 @@ int ocfs2_validate_inode_block(struct super_block *sb, goto bail; } - if (le32_to_cpu(di->i_fs_generation) != - OCFS2_SB(sb)->fs_generation) { + if (ocfs2_dinode_has_wrong_fs_generation(sb, di)) { rc = ocfs2_error(sb, "Invalid dinode #%llu: fs_generation is %u\n", (unsigned long long)bh->b_blocknr, @@ -1868,8 +1873,7 @@ static int ocfs2_filecheck_validate_inode_block(struct super_block *sb, goto bail; } - if (le32_to_cpu(di->i_fs_generation) != - OCFS2_SB(sb)->fs_generation) { + if (ocfs2_dinode_has_wrong_fs_generation(sb, di)) { mlog(ML_ERROR, "Filecheck: invalid dinode #%llu: fs_generation is %u\n", (unsigned long long)bh->b_blocknr, @@ -1964,8 +1968,7 @@ static int ocfs2_filecheck_repair_inode_block(struct super_block *sb, (unsigned long long)le64_to_cpu(di->i_blkno)); } - if (le32_to_cpu(di->i_fs_generation) != - OCFS2_SB(sb)->fs_generation) { + if (ocfs2_dinode_has_wrong_fs_generation(sb, di)) { di->i_fs_generation = cpu_to_le32(OCFS2_SB(sb)->fs_generation); changed = 1; mlog(ML_ERROR, -- 2.39.3