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Commit aaed26f6 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: flush quota blocks after turnning it off 



After quota_off, we'll get some dirty blocks. If put_super don't have a chance
to flush them by checkpoint, it causes NULL pointer exception in end_io after
iput(node_inode). (e.g., by checkpoint=disable)

Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 3e436403

fs/f2fs/super.c

+6 −0
Original line number Original line Diff line number Diff line
@@ -2026,6 +2026,12 @@ void f2fs_quota_off_umount(struct super_block *sb) 
			set_sbi_flag(F2FS_SB(sb), SBI_QUOTA_NEED_REPAIR);

			set_sbi_flag(F2FS_SB(sb), SBI_QUOTA_NEED_REPAIR);

		}

		}

	}

	}

	/*

	 * In case of checkpoint=disable, we must flush quota blocks.

	 * This can cause NULL exception for node_inode in end_io, since

	 * put_super already dropped it.

	 */

	sync_filesystem(sb);

}

}





static void f2fs_truncate_quota_inode_pages(struct super_block *sb)

static void f2fs_truncate_quota_inode_pages(struct super_block *sb)