lkml.org 
[lkml]   [2003]   [Apr]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] 2.5.68 Fix IO_APIC IRQ assignment bug
On Mon, 21 Apr 2003, Mika Penttilä wrote:

> Why can't we use the same vector for multiple ioapic entrys? After all,
> we are already sharing irqs, and an irq is just a cookie for a vector.
> What do you mean with "lost irq routing" ?

Each ioredtbl can take a vector, if you assign another ioredtbl with the
same vector and different IRQ then you collide with the previous entry and
wipe it from the IDT. Also irq != vector

Zwane

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

\
 
 \ /
  Last update: 2005-03-22 13:34    [W:0.045 / U:0.404 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site