XFS_IOC_UNRESVSP64 1351 fs/xfs/linux-2.6/xfs_ioctl.c case XFS_IOC_UNRESVSP64: XFS_IOC_UNRESVSP64 439 fs/xfs/linux-2.6/xfs_ioctl32.c case XFS_IOC_UNRESVSP64: XFS_IOC_UNRESVSP64 3545 fs/xfs/xfs_vnodeops.c case XFS_IOC_UNRESVSP64: