XFS_QC_MASK 393 fs/xfs/xfs_qm_syscalls.c if (newlim->d_fieldmask & ~XFS_QC_MASK) XFS_QC_MASK 395 fs/xfs/xfs_qm_syscalls.c if ((newlim->d_fieldmask & XFS_QC_MASK) == 0)