[Qemu-devel] [PATCH 0/6] i386 + x86_64 mttcg

Emilio G. Cota posted 6 patches 7 years, 2 months ago
Patches applied successfully (tree, apply log)
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[Qemu-devel] [PATCH 0/6] i386 + x86_64 mttcg
Posted by Emilio G. Cota 7 years, 2 months ago
I sent ~20 days ago a series that allowed me to boot x86_64 with mttcg:
  https://patchwork.kernel.org/cover/10564977/

Thanks to Paolo's work (already merged), we don't need to hold
the BQL when calling cpu_get_ticks, which makes the MTTCG conversion
even simpler. [ I have a couple more patches related to some of
that work, but I'll send them next week once Paolo is back ]

This series enables MTTCG for both x86_64 and i386. I tested both
with a buildroot image, and looked for races with Valgrind's helgrind.

The first four patches are not really necessary for i386 MTTCG,
but since they'll eventually go via Paolo's tree I included them here.

You can fetch this series from:
  https://github.com/cota/qemu/tree/i386-mttcg

Thanks,

		Emilio




Re: [Qemu-devel] [PATCH 0/6] i386 + x86_64 mttcg
Posted by Paolo Bonzini 7 years, 1 month ago
On 03/09/2018 19:18, Emilio G. Cota wrote:
> I sent ~20 days ago a series that allowed me to boot x86_64 with mttcg:
>   https://patchwork.kernel.org/cover/10564977/
> 
> Thanks to Paolo's work (already merged), we don't need to hold
> the BQL when calling cpu_get_ticks, which makes the MTTCG conversion
> even simpler. [ I have a couple more patches related to some of
> that work, but I'll send them next week once Paolo is back ]
> 
> This series enables MTTCG for both x86_64 and i386. I tested both
> with a buildroot image, and looked for races with Valgrind's helgrind.
> 
> The first four patches are not really necessary for i386 MTTCG,
> but since they'll eventually go via Paolo's tree I included them here.

Applied 3-4 for now.

Paolo