Commit 632faca7 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: handle unallocated section and zone on pinned/atgc 



If we have large section/zone, unallocated segment makes them corrupted.

E.g.,

  - Pinned file:       -1 119304647 119304647
  - ATGC   data:       -1 119304647 119304647

Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 76c057c8

fs/f2fs/segment.h

+2 −2
Original line number Diff line number Diff line
@@ -101,11 +101,11 @@ static inline void sanity_check_seg_type(struct f2fs_sb_info *sbi, 
#define BLKS_PER_SEC(sbi)					\

	((sbi)->segs_per_sec * (sbi)->blocks_per_seg)

#define GET_SEC_FROM_SEG(sbi, segno)				\

	((segno) / (sbi)->segs_per_sec)

	(((segno) == -1) ? -1: (segno) / (sbi)->segs_per_sec)

#define GET_SEG_FROM_SEC(sbi, secno)				\

	((secno) * (sbi)->segs_per_sec)

#define GET_ZONE_FROM_SEC(sbi, secno)				\

	((secno) / (sbi)->secs_per_zone)

	(((secno) == -1) ? -1: (secno) / (sbi)->secs_per_zone)

#define GET_ZONE_FROM_SEG(sbi, segno)				\

	GET_ZONE_FROM_SEC(sbi, GET_SEC_FROM_SEG(sbi, segno))