lkml.org 
[lkml]   [1998]   [Sep]   [21]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
/
From"Ezio Anselmo Mazarim Fernandes" <>
SubjectRe: Today Linus redesigns the networking driver interface (was Re: tulip driver in ...)
DateSun, 20 Sep 1998 20:48:17 -0300
De: David Holland <dholland@cs.toronto.edu>
>The trouble is that on the x86, disabling just some interrupts means
>you have to talk to the interrupt controller, which is excessively
>slow.

why not put the irq that you want to disable redirected to irq_disabled 
in the idt_table and restore to the original when enabled.


irq_disabled:
                iret (or something like that :)


PS: Sorry for my too bad english and if what i say is too stupid.


Ezio Anselmo Mazarim Fernandes
Computer Science - Brazil


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:44    [from the cache]
©2003-2008