Symbol: xfs_getfsmap_is_valid_device
fs/xfs/xfs_fsmap.c
1171
if (!xfs_getfsmap_is_valid_device(mp, &head->fmh_keys[0]) ||
fs/xfs/xfs_fsmap.c
1172
!xfs_getfsmap_is_valid_device(mp, &head->fmh_keys[1]))