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From: Sean Christopherson <seanjc@google.com>
To: Sasha Levin <sashal@kernel.org>
Cc: stable@vger.kernel.org, Ackerley Tng <ackerleytng@google.com>
Subject: Re: [PATCH 6.12.y] KVM: SEV: Wire up kvm_x86_ops.gmem_xxx() if and only if CONFIG_KVM_AMD_SEV=y
Date: Tue, 1 Sep 2026 11:46:20 -0700	[thread overview]
Message-ID: <apcdfJ7XdaATHSXD@google.com> (raw)
In-Reply-To: <20260831210958.1798565-1-sashal@kernel.org>

On Mon, Aug 31, 2026, Sasha Levin wrote:
> From: Sean Christopherson <seanjc@google.com>
> 
> [ Upstream commit 01a96ff30dde5127c37497f1e098e639e7ae152f ]
> 
> Wire up the SEV-SNP guest_memfd kvm_x86_ops hooks if and only if SEV is
> actually enabled, and drop the now-unnecessary stubs.  Leaving the hooks
> NULL allows the static call infrastructure to elide the CALL+RET, and more
> importantly, referencing the hooks if and only if SEV support is enabled
> will allow conditionally definining the hooks using their corresponding
> HAVE_KVM_ARCH_GMEM_XXX Kconfig.
> 
> No functional change intended.
> 
> Cc: stable@vger.kernel.org # 6.12.x
> Reviewed-by: Ackerley Tng <ackerleytng@google.com>
> Link: https://patch.msgid.link/20260709204948.1988414-5-seanjc@google.com
> Signed-off-by: Sean Christopherson <seanjc@google.com>
> [ adapted gmem_max_mapping_level hook to the older private_max_mapping_level API ]
> Signed-off-by: Sasha Levin <sashal@kernel.org>
> ---

Acked-by: Sean Christopherson <seanjc@google.com>

      reply	other threads:[~2026-09-01 18:46 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-31 12:25 FAILED: patch "[PATCH] KVM: SEV: Wire up kvm_x86_ops.gmem_xxx() if and only if" failed to apply to 6.12-stable tree gregkh
2026-08-31 21:09 ` [PATCH 6.12.y] KVM: SEV: Wire up kvm_x86_ops.gmem_xxx() if and only if CONFIG_KVM_AMD_SEV=y Sasha Levin
2026-09-01 18:46   ` Sean Christopherson [this message]

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