f2fs: no need to check other dirty_segmap when the seg has been found

Because one dirty seg can only be mapped to one dirty_type. Otherwise, it's a bug.

Signed-off-by: Haicheng Li <haicheng.li@linux.intel.com>
[Jaegeuk Kim: modify a comment related to this patch]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Haicheng Li 2013-10-18 17:24:08 +08:00 committed by Jaegeuk Kim
parent cffbfa6648
commit 435f2a1b58

View File

@ -78,10 +78,14 @@ static void __remove_dirty_segment(struct f2fs_sb_info *sbi, unsigned int segno,
if (dirty_type == DIRTY) {
enum dirty_type t = DIRTY_HOT_DATA;
/* clear all the bitmaps */
for (; t <= DIRTY_COLD_NODE; t++)
if (test_and_clear_bit(segno, dirty_i->dirty_segmap[t]))
/* clear its dirty bitmap */
for (; t <= DIRTY_COLD_NODE; t++) {
if (test_and_clear_bit(segno,
dirty_i->dirty_segmap[t])) {
dirty_i->nr_dirty[t]--;
break;
}
}
if (get_valid_blocks(sbi, segno, sbi->segs_per_sec) == 0)
clear_bit(GET_SECNO(sbi, segno),