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 508AD2197AB; Sun, 24 Mar 2024 23:10:06 +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=1711321807; cv=none; b=mMvLhGy6aCwJw57ZwvaBOztuaXb97XPqUhSLrc2g31RY3MHU8VwhG1JTtRUvt4jChlLHRoenSo31g60PKcYoIU0MjF3p3nOmCS6hfws4Ghahg3oMukjnS+WsO6j/wJosgKom9nu7vKuDp5CEmOSMT62B94kVnN37vpCLDdf1E1w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711321807; c=relaxed/simple; bh=MpvWpxPIpAPm2MVsULn7crocH4OeN2+YDLBGTOZoCJ0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TBdyUENsffC5COldWb8klOHnDtq4vxxUsRKO+6UC3McfhMOFeW1Tfj4xBhea/HKW9b39wYjYSnwqzxd+UTUebivL4/IhDGzxgVKT3jn4OpIEtyTbW0Y8zT4eEEaui4oxfOc8qBh+mN+rmKDjKd2m11Fj0jmYK7fkLkyh79KQ0UI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dNCMNXeK; 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="dNCMNXeK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8F2CBC433B2; Sun, 24 Mar 2024 23:10:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711321806; bh=MpvWpxPIpAPm2MVsULn7crocH4OeN2+YDLBGTOZoCJ0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dNCMNXeKg0uC1yGgr+S8R0fwiBqWyl6ewk4+Y/+K+9oe2JO5HyDnvqhjKqgfjN+BF 4P/+MoRMeWBm08rBAQmdCmS4ksJM56kf7JmFIuMEXpLiubvA12bG1pWJ+bNfQtpvQF e/2ZBf55q2TB4zsExKM81eTNVmW28VUIIn7JkTQAy03478G2lCr3IGl1BwrajBBpMf ybm0a7EaSsFwHikw8d4uYlddx3PPT9pFue/2I6WHp9+dokYyLQ4BAkf3SyY03cNlSA vGLixpeDLYTKpPpH1PtH0EossPkltUPmJkPZmMNVM660udHevTQkZvYgr19a+D19dR 0xHGw+GS1IPBw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Jaegeuk Kim , Chao Yu , Sasha Levin Subject: [PATCH 6.6 534/638] f2fs: check number of blocks in a current section Date: Sun, 24 Mar 2024 18:59:31 -0400 Message-ID: <20240324230116.1348576-535-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240324230116.1348576-1-sashal@kernel.org> References: <20240324230116.1348576-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Jaegeuk Kim [ Upstream commit 7af2df0f67a1469762e59be3726a803882d83f6f ] In cfd66bb715fd ("f2fs: fix deadloop in foreground GC"), we needed to check the number of blocks in a section instead of the segment. Fixes: cfd66bb715fd ("f2fs: fix deadloop in foreground GC") Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim Signed-off-by: Sasha Levin --- fs/f2fs/segment.h | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 2ca8fb5d0dc4d..20580ebd24138 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -573,23 +573,22 @@ static inline bool has_curseg_enough_space(struct f2fs_sb_info *sbi, unsigned int node_blocks, unsigned int dent_blocks) { - unsigned int segno, left_blocks; + unsigned segno, left_blocks; int i; - /* check current node segment */ + /* check current node sections in the worst case. */ for (i = CURSEG_HOT_NODE; i <= CURSEG_COLD_NODE; i++) { segno = CURSEG_I(sbi, i)->segno; - left_blocks = f2fs_usable_blks_in_seg(sbi, segno) - - get_seg_entry(sbi, segno)->ckpt_valid_blocks; - + left_blocks = CAP_BLKS_PER_SEC(sbi) - + get_ckpt_valid_blocks(sbi, segno, true); if (node_blocks > left_blocks) return false; } - /* check current data segment */ + /* check current data section for dentry blocks. */ segno = CURSEG_I(sbi, CURSEG_HOT_DATA)->segno; - left_blocks = f2fs_usable_blks_in_seg(sbi, segno) - - get_seg_entry(sbi, segno)->ckpt_valid_blocks; + left_blocks = CAP_BLKS_PER_SEC(sbi) - + get_ckpt_valid_blocks(sbi, segno, true); if (dent_blocks > left_blocks) return false; return true; @@ -638,7 +637,7 @@ static inline bool has_not_enough_free_secs(struct f2fs_sb_info *sbi, if (free_secs > upper_secs) return false; - else if (free_secs <= lower_secs) + if (free_secs <= lower_secs) return true; return !curseg_space; } -- 2.43.0