On Tue, 21 Apr 1998 21:47:15 -0700 (PDT) 
 Jonathan Stone <jonathan@DSG.Stanford.EDU> wrote:

 > Jeremy Cooper also pointed out a potential race with setting
 > `sc_dopps' flag before setting the edgemask.  And I guess the DCD_
 > names should really be PPS_NONE and PPS_DCD_XXX_EDGE?

Um, there's no race if the ioctl is done at splserial(), as this one
certainly should be.

Jason R. Thorpe                                       thorpej@nas.nasa.gov
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