linux-kernel - Re: [PATCH 4/4] KVM: Rename functions related to enabling virtualization hardware

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Message-ID: <4f2112f3c4f62607a1186faa138ccc06f38ee523.camel@intel.com>
Date: Mon, 13 May 2024 12:59:24 +0000
From: "Huang, Kai" <kai.huang@...el.com>
To: "pbonzini@...hat.com" <pbonzini@...hat.com>, "seanjc@...gle.com"
	<seanjc@...gle.com>
CC: "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/4] KVM: Rename functions related to enabling
 virtualization hardware

On Thu, 2024-04-25 at 16:39 -0700, Sean Christopherson wrote:
> Rename the various functions that enable virtualization to prepare for
> upcoming changes, and to clean up artifacts of KVM's previous behavior,
> which required manually juggling locks around kvm_usage_count.
> 
> Drop the "nolock" qualifier from per-CPU functions now that there are no
> "nolock" implementations of the "all" variants, i.e. now that calling a
> non-nolock function from a nolock function isn't confusing (unlike this
> sentence).
> 
> Drop "all" from the outer helpers as they no longer manually iterate
> over all CPUs, and because it might not be obvious what "all" refers to.
> Instead, use double-underscores to communicate that the per-CPU functions
> are helpers to the outer APIs.
> 

I kinda prefer

	cpu_enable_virtualization();

instead of

	__kvm_enable_virtualization();

But obviously not a strong opinion :-)