linux-kernel - [PATCH 1/3] f2fs: check number of blocks in a current section

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20240220232247.2856-1-jaegeuk@kernel.org>
Date: Tue, 20 Feb 2024 15:22:45 -0800
From: Jaegeuk Kim <jaegeuk@...nel.org>
To: linux-kernel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net
Cc: Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH 1/3] f2fs: check number of blocks in a current section

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")
Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/segment.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index 63f278210654..9fe5ec619456 100644
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -560,16 +560,16 @@ static inline bool has_curseg_enough_space(struct f2fs_sb_info *sbi,
 	/* check current node segment */
 	for (i = CURSEG_HOT_NODE; i <= CURSEG_COLD_NODE; i++) {
 		segno = CURSEG_I(sbi, i)->segno;
-		left_blocks = BLKS_PER_SEG(sbi) -
-				get_seg_entry(sbi, segno)->ckpt_valid_blocks;
+		left_blocks = BLKS_PER_SEC(sbi) -
+				get_ckpt_valid_blocks(sbi, segno, true);
 		if (node_blocks > left_blocks)
 			return false;
 	}
 
 	/* check current data segment */
 	segno = CURSEG_I(sbi, CURSEG_HOT_DATA)->segno;
-	left_blocks = BLKS_PER_SEG(sbi) -
-			get_seg_entry(sbi, segno)->ckpt_valid_blocks;
+	left_blocks = BLKS_PER_SEC(sbi) -
+				get_ckpt_valid_blocks(sbi, segno, true);
 	if (dent_blocks > left_blocks)
 		return false;
 	return true;
-- 
2.44.0.rc0.258.g7320e95886-goog