xfs: add refcount btree block detection to log recovery

Identify refcountbt blocks in the log correctly so that we can
validate them during log recovery.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>

diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 7def672..622881a 100644 (file)
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -2245,6 +2245,7 @@ xlog_recover_get_buf_lsn(
        case XFS_ABTB_MAGIC:
        case XFS_ABTC_MAGIC:
        case XFS_RMAP_CRC_MAGIC:
+       case XFS_REFC_CRC_MAGIC:
        case XFS_IBT_CRC_MAGIC:
        case XFS_IBT_MAGIC: {
                struct xfs_btree_block *btb = blk;
@@ -2418,6 +2419,9 @@ xlog_recover_validate_buf_type(
                case XFS_RMAP_CRC_MAGIC:
                        bp->b_ops = &xfs_rmapbt_buf_ops;
                        break;
+               case XFS_REFC_CRC_MAGIC:
+                       bp->b_ops = &xfs_refcountbt_buf_ops;
+                       break;
                default:
                        warnmsg = "Bad btree block magic!";
                        break;