[xorg-bugzilla-noise] [Bug 1261] prefer iopl() to ioperm() on linux

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Sep 28 22:36:47 UTC 2004


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https://freedesktop.org/bugzilla/show_bug.cgi?id=1261        
   

ajax at nwnk.net changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |REMIND




------- Additional Comments From ajax at nwnk.net  2004-09-28 15:36 -------
no longer sure about this one.  the danger is that iopl(3) gives us all 65536
ports and allows the program to disable interrupts, where ioperm doesn't.  from
a reliability standpoint ioperm is safer, and not appreciably slower (assuming
the kernel handles it correctly).

REMIND.        
   
   
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