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Message-ID: <d0519826-79ae-38b4-5ec2-04c7e0874ef6@redhat.com>
Date: Fri, 23 Dec 2022 17:45:44 +0100
From: Paolo Bonzini <pbonzini@...hat.com>
To: Tyler Hicks <code@...icks.com>, gregkh@...uxfoundation.org,
stable@...r.kernel.org
Cc: Shuah Khan <shuah@...nel.org>, kvm@...r.kernel.org,
linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
Gavin Shan <gshan@...hat.com>, Marc Zyngier <maz@...nel.org>,
Karolina Drobnik <karolinadrobnik@...il.com>,
Mike Rapoport <rppt@...nel.org>
Subject: Re: [PATCH 5.15 0/2] Fix kvm selftest build failures in linux-5.15.y
On 12/23/22 01:09, Tyler Hicks wrote:
> From: "Tyler Hicks" <code@...icks.com>
>
> The backport of commit 05c2224d4b04 ("KVM: selftests: Fix number of
> pages for memory slot in memslot_modification_stress_test") broke the
> build of the KVM selftest memslot_modification_stress_test.c source file
> in two ways:
>
> - Incorrectly assumed that max_t() was defined despite commit
> 5cf67a6051ea ("tools/include: Add _RET_IP_ and math definitions to
> kernel.h") not being present
> - Incorrectly assumed that kvm_vm struct members could be directly
> accessed despite b530eba14c70 ("KVM: selftests: Get rid of
> kvm_util_internal.h") not being present
>
> Backport the first commit, as it is simple enough. Work around the lack
> of the second commit by using the accessors to get to the kvm_vm struct
> members.
>
> Note that the linux-6.0.y backport of commit 05c2224d4b04 ("KVM:
> selftests: Fix number of pages for memory slot in
> memslot_modification_stress_test") is fine because the two prerequisite
> commits, mentioned above, are both present in v6.0.
>
> Tyler
>
> Karolina Drobnik (1):
> tools/include: Add _RET_IP_ and math definitions to kernel.h
>
> Tyler Hicks (Microsoft) (1):
> KVM: selftests: Fix build regression by using accessor function
>
> tools/include/linux/kernel.h | 6 ++++++
> .../selftests/kvm/memslot_modification_stress_test.c | 2 +-
> 2 files changed, 7 insertions(+), 1 deletion(-)
>
Acked-by: Paolo Bonzini <pbonzini@...hat.com>
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