Commit 8c409989 authored by Sheng Yong's avatar Sheng Yong Committed by Jaegeuk Kim
Browse files

f2fs: fix start segno of large section 



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: 61461fc9 ("f2fs: fix to avoid touching checkpointed data in get_victim()")
Signed-off-by: default avatarSheng Yong <shengyong@oppo.com>
Reviewed-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 388a2a06

fs/f2fs/segment.h

+2 −1
Original line number Diff line number Diff line
@@ -347,7 +347,8 @@ 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;