XFS_STAGING_FORK
case XFS_STAGING_FORK:
if (whichfork != XFS_STAGING_FORK) {
cur->bc_ino.whichfork = XFS_STAGING_FORK;
{ XFS_STAGING_FORK, "staging" }, \
bmap_cur = xfs_bmbt_init_cursor(sc->mp, NULL, sc->ip, XFS_STAGING_FORK);