HIDIOCKM[GS]DIRECT ioctls for the USB HID driver [PSARC/2009/329 FastTrack timeout 06/10/2009]

James Carlson james.d.carlson at sun.com
Mon Jun 1 04:42:50 PDT 2009


Garrett D'Amore - sun microsystems writes:
> To solve the above problem, two new HID ioctls are introduced:

Two questions:

  - How do these ioctls solve the problem?  Who will issue the ioctls
    and under what conditions?  What happens if they're not used (if,
    for example, something kills the Xorg server)?

  - Why not just send copies of the input to all open streams?
    Wouldn't that be simpler?

-- 
James Carlson, Solaris Networking              <james.d.carlson at sun.com>
Sun Microsystems / 35 Network Drive        71.232W   Vox +1 781 442 2084
MS UBUR02-212 / Burlington MA 01803-2757   42.496N   Fax +1 781 442 1677



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