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

Anthony Liguori
2010-11-24T01:15:34Z

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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