Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH MANUALSEL 4.4] KVM: PPC: Cap KVM_CAP_NR_VCPUS by KVM_CAP_MAX_VCPUS | Date | Tue, 23 Nov 2021 11:37:40 -0500 |
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From: Vitaly Kuznetsov <vkuznets@redhat.com>
[ Upstream commit b7915d55b1ac0e68a7586697fa2d06c018135c49 ]
It doesn't make sense to return the recommended maximum number of vCPUs which exceeds the maximum possible number of vCPUs.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Message-Id: <20211116163443.88707-4-vkuznets@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/powerpc/kvm/powerpc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index a3b182dcb8236..823ca801b0507 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -555,9 +555,9 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) * implementations just count online CPUs. */ if (hv_enabled) - r = num_present_cpus(); + r = min_t(unsigned int, num_present_cpus(), KVM_MAX_VCPUS); else - r = num_online_cpus(); + r = min_t(unsigned int, num_online_cpus(), KVM_MAX_VCPUS); break; case KVM_CAP_NR_MEMSLOTS: r = KVM_USER_MEM_SLOTS; -- 2.33.0
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