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

[Peter Maydell]

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 :-)

thanks
-- PMM