Pete Zaitcev writes:
> If memory does not deceive me, SunLab Spring processed interrupts
> in user space. I do not remember for sure, but I think QNX did, too.
> User mode interrupt handlers are perfectly doable, provided that the
> hardware allows to mask interrupts selectively.
SGI's IRIX does it too, for graphics card interrupts like "VBLANK" and
"rendering pipeline FIFO not full anymore".
Later,
David S. Miller
davem@redhat.com
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This archive was generated by hypermail 2b29 : Sat Jun 23 2001 - 21:00:35 EST