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f2fs: fix start segno of large section

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[ Upstream commit 8c409989678e92e4a737e7cd2bb04f3efb81071a ]

get_ckpt_valid_blocks() checks valid ckpt blocks in current section.
It counts all vblocks from the first to the last segment in the
large section. However, START_SEGNO() is used to get the first segno
in an SIT block. This patch fixes that to get the correct start segno.

Fixes: 61461fc921b7 ("f2fs: fix to avoid touching checkpointed data in get_victim()")
Signed-off-by: Sheng Yong <shengyong@oppo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Sheng Yong 2024-07-08 20:04:07 +08:00 committed by Greg Kroah-Hartman
parent 721190921a
commit ff2387553f
1 changed files with 2 additions and 1 deletions
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3
fs/f2fs/segment.h
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@ -371,7 +371,8 @@ static inline unsigned int get_ckpt_valid_blocks(struct f2fs_sb_info *sbi,
unsigned int segno, bool use_section)
{
if (use_section && __is_large_section(sbi)) {
unsigned int start_segno = START_SEGNO(segno);
unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);
unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);
unsigned int blocks = 0;
int i;