[Qemu-devel] Re: [PATCH V3 2/3] qemu: Generic asynchronous threading framework to offload tasks

[Paolo Bonzini]

On 06/03/2010 01:41 PM, Corentin Chary wrote:
> >  +    if (sigprocmask(SIG_SETMASK,&set,&oldset)) {
> >  +        async_abort(errno, "sigprocmask");
> >  +    }
> >  +
> >  +    qemu_thread_create_attr(&thread,&attr, async_worker_thread, queue);
> >  +
> >  +    if (sigprocmask(SIG_SETMASK,&oldset, NULL)) {
> >  +        async_abort(errno, "sigprocmask restore");
> >  +    }

I wonder if qemu_thread_create shouldn't block all signals by default. 
Then the cpu and iothreads can unblock whatever they want.

I'll send a patch shortly.

In any case, please use pthread_sigmask instead of sigprocmask.

Paolo