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From: David Matlack <dmatlack@google.com>
To: Sean Christopherson <seanjc@google.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	Vitaly Kuznetsov <vkuznets@redhat.com>,
	Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] KVM: x86/mmu: Use "unsigned int", not "u32", for SPTEs' @access info
Date: Fri, 24 Jun 2022 17:38:21 +0000	[thread overview]
Message-ID: <YrX2ja1r1/7LGv+k@google.com> (raw)
In-Reply-To: <20220624171808.2845941-3-seanjc@google.com>

On Fri, Jun 24, 2022 at 05:18:07PM +0000, Sean Christopherson wrote:
> Use an "unsigned int" for @access parameters instead of a "u32", mostly
> to be consistent throughout KVM, but also because "u32" is misleading.
> @access can actually squeeze into a u8, i.e. doesn't need 32 bits, but is
> as an "unsigned int" because sp->role.access is an unsigned int.
> 
> No functional change intended.
> 
> Link: https://lore.kernel.org/all/YqyZxEfxXLsHGoZ%2F@google.com
> Cc: David Matlack <dmatlack@google.com>
> Signed-off-by: Sean Christopherson <seanjc@google.com>

Reviewed-by: David Matlack <dmatlack@google.com>

  reply	other threads:[~2022-06-24 17:39 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-24 17:18 [PATCH 0/3] KVM: x86/mmu: Cleanups for eager page splitting Sean Christopherson
2022-06-24 17:18 ` [PATCH 1/3] KVM: x86/mmu: Avoid subtle pointer arithmetic in kvm_mmu_child_role() Sean Christopherson
2022-06-24 17:33   ` David Matlack
2022-06-24 18:50     ` Sean Christopherson
2022-06-24 17:18 ` [PATCH 2/3] KVM: x86/mmu: Use "unsigned int", not "u32", for SPTEs' @access info Sean Christopherson
2022-06-24 17:38   ` David Matlack [this message]
2022-06-24 17:18 ` [PATCH 3/3] KVM: x86/mmu: Buffer nested MMU split_desc_cache only by default capacity Sean Christopherson
2022-06-24 17:39   ` David Matlack
2022-06-25  8:55 ` [PATCH 0/3] KVM: x86/mmu: Cleanups for eager page splitting Paolo Bonzini

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