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Re: [Qemu-ppc] [Qemu-devel] [PATCH 2/2] tcg/ppc*: Move cache initializat

From: Scott Wood
Subject: Re: [Qemu-ppc] [Qemu-devel] [PATCH 2/2] tcg/ppc*: Move cache initialization to ppc specific code
Date: Mon, 3 Oct 2011 16:50:36 -0500
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:6.0.2) Gecko/20110906 Thunderbird/6.0.2

On 10/03/2011 04:36 PM, Alexander Graf wrote:
> With TCG, we're never executing guest code directly, but always go
> through TCG to emulate it. So the only case where we actually need to
> flush the icache is in TCG code generation, never outside, right?


> For KVM, I agree. We need some indication to flush the cache. But it
> doesn't have to be done that complicated. We can simply do an inline
> function that gets always called and has a few conditionals on when
> to actually flush. That inline function could easily be a nop on
> !ppc, though I'm not 100% sure that no other arch needs this.

It's already an inline function that's a nop on !ppc.  What
simplification do you suggest?


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