Re: [kvm-ppc-devel] [kvm-devel] [PATCH][QEMU] Use a separate device

[Hollis Blanchard <hollisb@us.ibm.com>]

On Wed, 2008-03-12 at 12:38 -0500, Anthony Liguori wrote:
> Part of the feedback we received from Fabrice about the KVM patches
> for QEMU
> is that we should create a separate device for the in-kernel APIC to
> avoid
> having lots of if (kvm_enabled()) within the APIC code that were
> difficult to
> understand why there were needed.
> 
> This patch separates the in-kernel PIT into a separate device.  It
> also
> introduces some configure logic to only compile in support for the
> in-kernel
> PIT if it's available.
> 
> The result of this is that we now only need a single if
> (kvm_enabled()) to
> determine which device to use.  Besides making it more upstream
> friendly, I
> think this makes the code much easier to understand.
> 
> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

This patch solves annoying qemu build breakage hitting PowerPC around
struct kvm_pit_state, so that's another vote in favor...

-- 
Hollis Blanchard
IBM Linux Technology Center


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