lkml.org 
[lkml]   [2005]   [Jul]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Real-Time Preemption, -RT-2.6.12-final-V0.7.50-24

* Daniel Walker <dwalker@mvista.com> wrote:

> I observed a situation on a dual xeon where IOAPIC_POSTFLUSH , if on,
> would actually cause spurious interrupts. It was odd cause it's
> suppose to stop them .. If there was a lot of interrupt traffic on one
> IRQ , it would cause interrupt traffic on another IRQ. This would
> result in "nobody cared" messages , and the storming IRQ line would
> get shutdown.
>
> This would only happen in PREEMPT_RT .

does it happen with the latest kernel too? There were a couple of things
broken in the IOAPIC code in various earlier versions.

Ingo
-
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: 2005-07-12 16:37    [W:0.057 / U:0.444 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site