lkml.org 
[lkml]   [2001]   [May]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [patch] softirq-2.4.5-B0

On 27 May 2001, Andi Kleen wrote:

> I think the right way to fix it is to do a final atomic check for
> softirqs when the kernel is exited. To be atomic this check neededs to
> be done with interrupts off until the kernel exited. [...]

check out my first softirq patch, it does exactly this. (but has the wrong
explanation.)

> [...] The same atomic check is needed for race free check of
> need_schedule (which is still racy on plain i386).

right, this need_resched race is fixed in the lowlatency patchset.

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: 2005-03-22 12:54    [W:0.057 / U:0.072 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site