Re: [Qemu-devel] -kernel-kqemu option causes kernel-panic

[Halim Sahin]

Hello,

On Do, Mär 15, 2007 at 10:21:14 +0100, Aurelien Jarno wrote:
> Halim Sahin a écrit :
> > On Do, Mär 15, 2007 at 11:12:41 +0400, Brad Campbell wrote:
> >> Halim Sahin wrote:
> >>> Hello list,
> >>>
> >>> I experienced several problems with qemu under linux using kernel 
> >>> 2.6.18.
> >>> The guest system is a debian testing, the host a debian unstable.
> >>> kqemu is the newest version from www.qemu.org.
> >>> The guest can not start if I give -kernel-kqemu.
> >>> The last message is kernel panic.
> >>>
> >>> Another problem is the performance of the guest harddisk.
> >>> There is no ide dma aktivated and hdparm fails to aktivate it.
> >>>
> >>> If I try to shutdown the guest, I am only getting system halted but the 
> >>> qemu did not shutdown.
> >> What version of qemu are you using ?
> > I am using qemu 0.9.0 but this problem happends with 0.8.2 too.
> > 
> 
> You mean the Debian one from testing/unstable or experimental? In that
> case, it is a know problem, see http://bugs.debian.org/402289
> 
> In short, don't use kqemu if you use the Debian qemu package, or install
> qemu from sources.
> 
kI tried to build qemu from sources but that did not help.
I.ll try it again.

Now I build qemu 0.9.0 under my sarge system and the dma-problem is 
back and the hardisk performance is very bad.
That seems to be a qemu 0.9.0 problem because under 0.8.2 works fine.
Thanks
Halim