diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index a4ce20479b36..0b223d7f2afe 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -2561,6 +2561,7 @@ static void get_new_segment(struct f2fs_sb_info *sbi, unsigned int old_zoneno = GET_ZONE_FROM_SEG(sbi, *newseg); bool init = true; int i; + int ret = 0; spin_lock(&free_i->segmap_lock); @@ -2575,7 +2576,10 @@ find_other_zone: if (secno >= MAIN_SECS(sbi)) { secno = find_first_zero_bit(free_i->free_secmap, MAIN_SECS(sbi)); - f2fs_bug_on(sbi, secno >= MAIN_SECS(sbi)); + if (secno >= MAIN_SECS(sbi)) { + ret = -ENOSPC; + goto out_unlock; + } } segno = GET_SEG_FROM_SEC(sbi, secno); zoneno = GET_ZONE_FROM_SEC(sbi, secno); @@ -2605,7 +2609,13 @@ got_it: f2fs_bug_on(sbi, test_bit(segno, free_i->free_segmap)); __set_inuse(sbi, segno); *newseg = segno; +out_unlock: spin_unlock(&free_i->segmap_lock); + + if (ret) { + f2fs_stop_checkpoint(sbi, false, STOP_CP_REASON_NO_SEGMENT); + f2fs_bug_on(sbi, 1); + } } static void reset_curseg(struct f2fs_sb_info *sbi, int type, int modified) diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index 9d798ddf88d7..ff8e51b30a96 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -81,6 +81,7 @@ enum stop_cp_reason { STOP_CP_REASON_CORRUPTED_SUMMARY, STOP_CP_REASON_UPDATE_INODE, STOP_CP_REASON_FLUSH_FAIL, + STOP_CP_REASON_NO_SEGMENT, STOP_CP_REASON_MAX, };