diff options
Diffstat (limited to 'fs/f2fs/segment.h')
| -rw-r--r-- | fs/f2fs/segment.h | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 793ca27b9c88..d163fc854ac1 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -583,9 +583,41 @@ static inline void check_block_count(struct f2fs_sb_info *sbi, BUG_ON(GET_SIT_VBLOCKS(raw_sit) != valid_blocks); } #else -#define check_seg_range(sbi, segno) -#define verify_block_addr(sbi, blk_addr) -#define check_block_count(sbi, segno, raw_sit) +static inline void check_seg_range(struct f2fs_sb_info *sbi, unsigned int segno) +{ + unsigned int end_segno = SM_I(sbi)->segment_count - 1; + + if (segno > end_segno) + sbi->need_fsck = true; +} + +static inline void verify_block_addr(struct f2fs_sb_info *sbi, block_t blk_addr) +{ + struct f2fs_sm_info *sm_info = SM_I(sbi); + block_t total_blks = sm_info->segment_count << sbi->log_blocks_per_seg; + block_t start_addr = sm_info->seg0_blkaddr; + block_t end_addr = start_addr + total_blks - 1; + + if (blk_addr < start_addr || blk_addr > end_addr) + sbi->need_fsck = true; +} + +/* + * Summary block is always treated as an invalid block + */ +static inline void check_block_count(struct f2fs_sb_info *sbi, + int segno, struct f2fs_sit_entry *raw_sit) +{ + unsigned int end_segno = SM_I(sbi)->segment_count - 1; + + /* check segment usage */ + if (GET_SIT_VBLOCKS(raw_sit) > sbi->blocks_per_seg) + sbi->need_fsck = true; + + /* check boundary of a given segment number */ + if (segno > end_segno) + sbi->need_fsck = true; +} #endif static inline pgoff_t current_sit_addr(struct f2fs_sb_info *sbi, |