From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 99B8F4C91 for ; Mon, 26 Feb 2024 01:32:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708911140; cv=none; b=DdfKZFRpIvm++ivQYVy6OsXsfOqSgwrL3Z4Cz5FetwKyNyywZ9cEW2xIcH2DHDY3Vrgwoasxab7Khnp4+TLbHK4x48iA1l7uN5nfSW7cOvtW1Wt5GZG8Mpmb48gEYprwfIlJOdwyYeOcYRyqRuw69ia4QtbvJXJumaeWgoqIJVc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708911140; c=relaxed/simple; bh=JC2tKZVI/N9NKXwRhcw37ItMYVdb46EEQNkTvwv2vU0=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=p9EhI/S2+KAhhiyBYUm4SSMDD6ZQBg/pPfigi8n4AkZhkUc/ucm+QEVBxPzWr8wK7pcj37IJ55qMbVZ4966ImIDBd4qKIOu9BlYKeaGW0sdlMuEZitQ/rbrmtKj43EQWJtWd08OtCpFqzEkyF6BpAMULku6Z8rIoFjWyNMqxx4M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Sz8sjKAE; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Sz8sjKAE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9E958C433C7; Mon, 26 Feb 2024 01:32:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1708911140; bh=JC2tKZVI/N9NKXwRhcw37ItMYVdb46EEQNkTvwv2vU0=; h=From:To:Cc:Subject:Date:From; b=Sz8sjKAET+isPNL/4a4fFdhhgcMkhiNGh9nDOKbXa6M+bIqIqS/gJVLGUZt6kfd7U SM6tD2+qQrobZhW2CxqSvTkKSogfCArlGO5sLq10ZoNJ4ftQcU3PHCNZkcdMUjQRLT Rt5u70cfST75BOH4CAKDNkOdDeWq35f8VPOcUS8UMFQoi4eI+Xto7tlwLPA7XaS9qF qrt/yiu4dFYNzVNu1+2LcnQ7WFDzX1zUzcnE76vkZV4XPaNvyV1A9Ki0dJZqU0Bvzh hJKKTjm9B3Ol/u/2KtJPswTuPIFu6dGqdsdIO7zNpPTumy2iHJ7pj+zQVSZvE0tL81 LogR/jchMm3Wg== From: Chao Yu To: jaegeuk@kernel.org Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Chao Yu Subject: [PATCH 1/4] f2fs: fix blkofs_end correctly in f2fs_migrate_blocks() Date: Mon, 26 Feb 2024 09:32:05 +0800 Message-Id: <20240226013208.2389246-1-chao@kernel.org> X-Mailer: git-send-email 2.40.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit In f2fs_migrate_blocks(), when traversing blocks in last section, blkofs_end should be (start_blk + blkcnt - 1) % blk_per_sec, fix it. Signed-off-by: Chao Yu --- fs/f2fs/data.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index c21b92f18463..0c728e82d936 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -3841,13 +3841,14 @@ static int f2fs_migrate_blocks(struct inode *inode, block_t start_blk, struct f2fs_sb_info *sbi = F2FS_I_SB(inode); unsigned int blkofs; unsigned int blk_per_sec = BLKS_PER_SEC(sbi); + unsigned int end_blk = start_blk + blkcnt - 1; unsigned int secidx = start_blk / blk_per_sec; unsigned int end_sec; int ret = 0; if (!blkcnt) return 0; - end_sec = secidx + (blkcnt - 1) / blk_per_sec; + end_sec = end_blk / blk_per_sec; f2fs_down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); filemap_invalidate_lock(inode->i_mapping); @@ -3857,7 +3858,7 @@ static int f2fs_migrate_blocks(struct inode *inode, block_t start_blk, for (; secidx <= end_sec; secidx++) { unsigned int blkofs_end = secidx == end_sec ? - (blkcnt - 1) % blk_per_sec : blk_per_sec - 1; + end_blk % blk_per_sec : blk_per_sec - 1; f2fs_down_write(&sbi->pin_sem); -- 2.40.1