From: Sasha Levin <sashal@kernel.org>
To: Jiri Palecek <jpalecek@web.de>
Cc: stable@vger.kernel.org,
Sean Christopherson <sean.j.christopherson@intel.com>,
Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH] KVM: x86/mmu: Allocate PAE root array when using SVM's 32-bit NPT
Date: Tue, 25 Jun 2019 15:30:20 -0400 [thread overview]
Message-ID: <20190625193020.GA7898@sasha-vm> (raw)
In-Reply-To: <87mui6djuj.fsf@debian>
On Tue, Jun 25, 2019 at 12:45:24PM +0200, Jiri Palecek wrote:
>Original commit id b6b80c78 ported to stable/linux-4.19.y.
>
>SVM's Nested Page Tables (NPT) reuses x86 paging for the host-controlled
>page walk. For 32-bit KVM, this means PAE paging is used even when TDP
>is enabled, i.e. the PAE root array needs to be allocated.
>
>Fixes: ee6268ba3a68 ("KVM: x86: Skip pae_root shadow allocation if tdp enabled")
>Cc: stable@vger.kernel.org
>Reported-by: Jiri Palecek <jpalecek@web.de>
>Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
>Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Could you add your signed-off-by please?
--
Thanks,
Sasha
next prev parent reply other threads:[~2019-06-25 19:30 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-23 20:27 FAILED: patch "[PATCH] KVM: x86/mmu: Allocate PAE root array when using SVM's 32-bit" failed to apply to 4.19-stable tree gregkh
2019-06-25 10:45 ` [PATCH] KVM: x86/mmu: Allocate PAE root array when using SVM's 32-bit NPT Jiri Palecek
2019-06-25 19:30 ` Sasha Levin [this message]
-- strict thread matches above, loose matches on Subject: below --
2019-06-13 17:22 Sean Christopherson
2019-06-17 13:07 ` Jiri Palecek
2019-06-18 17:04 ` Paolo Bonzini
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