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Thu, 01 Apr 2021 08:05:45 -0700 (PDT) Received: from bobo.ibm.com ([1.128.218.207]) by smtp.gmail.com with ESMTPSA id l3sm5599632pju.44.2021.04.01.08.05.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Apr 2021 08:05:45 -0700 (PDT) From: Nicholas Piggin To: kvm-ppc@vger.kernel.org Subject: [PATCH v5 43/48] KVM: PPC: Book3S HV P9: Allow all P9 processors to enable nested HV Date: Fri, 2 Apr 2021 01:03:20 +1000 Message-Id: <20210401150325.442125-44-npiggin@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20210401150325.442125-1-npiggin@gmail.com> References: <20210401150325.442125-1-npiggin@gmail.com> MIME-Version: 1.0 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, Nicholas Piggin Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" All radix guests go via the P9 path now, so there is no need to limit nested HV to processors that support "mixed mode" MMU. Remove the restriction. Signed-off-by: Nicholas Piggin --- arch/powerpc/kvm/book3s_hv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index f4d6ec6c4710..f4fa39f4cd4c 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -5446,7 +5446,7 @@ static int kvmhv_enable_nested(struct kvm *kvm) { if (!nested) return -EPERM; - if (!cpu_has_feature(CPU_FTR_ARCH_300) || no_mixing_hpt_and_radix) + if (!cpu_has_feature(CPU_FTR_ARCH_300)) return -ENODEV; /* kvm == NULL means the caller is testing if the capability exists */