Re: [Qemu-devel] [PATCH] qemu-kvm: response to SIGUSR1 to start/stop a VCPU (v2)

[Anthony Liguori]

On 11/23/2010 05:43 PM, Paolo Bonzini wrote:
> On 11/23/2010 10:46 PM, Anthony Liguori wrote:
> > > > +static __thread int sigusr1_wfd;
> > > While OpenBSD finally updated the default compiler to 4.2.1 from 3.x
> > > series, thread local storage is still not supported:
> >
> > Hrm, is there a portable way to do this (distinguish a signal on a
> > particular thread)?
>
> You can use pthread_getspecific/pthread_setspecific.

Is it signal safe?

BTW, this is all only theoretical.  This is in the KVM io thread code 
which is already highly unportable.

Regards,

Anthony Liguori

> Paolo
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