lkml.org 
[lkml]   [2011]   [Dec]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [patch 0/3] kvm tool: Serial emulation overhaul

* Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:

> > [*] Also, those 10K cycles include some significant Qemu
> > overhead - a couple of thousand cycles - that should be much
> > lower in the tools/kvm case.
>
> Are all the traps going into qemu - is KVM still that braindead ?

I don't know what exactly Marcelo has measured - it seems a PIO
trap handled by the VM monitor process - i.e. Qemu in that case.

Thanks,

Ingo


\
 
 \ /
  Last update: 2011-12-12 18:23    [W:0.135 / U:0.076 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site