Re: [PATCH RFC] x86: avoid atomic operation in test_and_set_bit_lock if possible

Ingo Molnar
2011-03-25T11:12:06Z

* Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:

> On Fri, 2011-03-25 at 10:59 +0100, Ingo Molnar wrote:
> >
> > Wanted to keep this patch simple - we are not really hitting MSR failure cases
> > in practice,
>
> Everything qemu/kvm hits those.

and other virtualizers as well. I meant on real hardware with a real BIOS.

Thanks,

Ingo