lkml.org 
[lkml]   [2009]   [Apr]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] Allow preemption during lazy mmu updates
Peter Zijlstra wrote:
> On Wed, 2009-04-08 at 16:54 +0200, Ingo Molnar wrote:
>
>>> kernel/sched.c | 2 -
>>>
>> Needs the ack of ... oh, never mind - this one is fine i guess ;-)
>>
>
> Ah, about that. This new preemption hook has slightly different
> requirements than the current preempt-notifiers have (hence the new
> hook), I was wondering if KVM (afaik currently the only preempt-notifier
> consumer) could live with these requirements.
>
> That is, could these be merged?
>

What are the slight differences in requirements?

KVM wants to run in non-preemptible, interrupts-enabled context.


--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.



\
 
 \ /
  Last update: 2009-04-19 12:21    [from the cache]
©2003-2011 Jasper Spaans