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SubjectRe: Today Linus redesigns the networking driver interface (was Re: tulip driver in ...)
Date
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


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