p_sigwaitmask     515 xfs/xfs_dev-common.c     oldsigmask = proc->p_sigwaitmask;
p_sigwaitmask     516 xfs/xfs_dev-common.c     xfs_block_sigset (&proc->p_sigwaitmask);
p_sigwaitmask     560 xfs/xfs_dev-common.c     proc->p_sigwaitmask = oldsigmask;