Re: [Qemu-devel] [PATCH 0/2] coroutine: dataplane support

[Stefan Hajnoczi]

On Fri, May 17, 2013 at 04:08:36PM +0100, Peter Maydell wrote:
> On 17 May 2013 14:51, Stefan Hajnoczi <address@hidden> wrote:
> > There is ongoing work to enable multiple event loop threads.  This will 
> > allow
> > QEMU itself to take advantage of SMP and reduce Big QEMU Lock (BQL) 
> > contention.
> > This series is one step in that effort.
> >
> > These patches make coroutines safe in a multi-event loop/multi-threaded 
> > world.
> > I have successfully tested them running qcow2 in a dataplane thread (further
> > patches are required which I'll be sending soon).
> 
> Did you test the sigaltstack backend as well as ucontext? I know
> in theory they should be the same but still :-)

Yes, I have tested sigaltstack successfully with make check and
qemu-iotests.

Stefan