Re: [Xen-devel] Re: [patch 1/1] hypervisor: Enable hypervisor detect pvhvm running on COMPAT mode

[Joe Jin <joe.jin@xxxxxxxxxx>]

On 2009-03-03 13:18, Keir Fraser wrote:
> On 03/03/2009 06:46, "Joe Jin" <joe.jin@xxxxxxxxxx> wrote:
> 
> > When 32bit pvhvm running on 64bit hypervisor, if guest OS create
> > event-channel more than 32, Domain0 maybe could not communication
> > with guest OS via new event-channel, also xenwatch thread state
> > is TASK_UNINTERRUPTIBLE and could not got schedule, all inter-domain
> > command almost no response.
> > 
> > How to reproduce:
> >     Try to with "xm block-attach" attach more disk to the pvhvm
> >     guest, the issue will appear.
> > 
> > This caused by hypervisor could not probe and decide if pvhvm guest
> > running in COMPAT mode, and could set the right bits for guest os.
> > 
> > Please review, thanks.
> 
> I checked in a larger but nicer patch as c/s 19266. Please test it.
> 
>  -- Keir
> 

Bhanu's test have finished and it working fine, Thanks.

Joe




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