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[83.51.162.1]) by smtp.gmail.com with ESMTPSA id b201sm3199953wmb.36.2020.06.23.03.51.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jun 2020 03:51:34 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [RFC PATCH 7/7] target/i386/kvm: Simplify kvm_get_supported_[feature]_msrs() Date: Tue, 23 Jun 2020 12:50:52 +0200 Message-Id: <20200623105052.1700-8-philmd@redhat.com> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20200623105052.1700-1-philmd@redhat.com> References: <20200623105052.1700-1-philmd@redhat.com> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=philmd@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=philmd@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/23 02:54:39 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Aleksandar Rikalo , Cornelia Huck , Eduardo Habkost , kvm@vger.kernel.org, David Hildenbrand , "Michael S. Tsirkin" , qemu-s390x@nongnu.org, Marcelo Tosatti , Halil Pasic , Christian Borntraeger , Aleksandar Markovic , qemu-arm@nongnu.org, qemu-ppc@nongnu.org, Thomas Huth , Paolo Bonzini , David Gibson , =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= , Aurelien Jarno , Richard Henderson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" As the MSR supported features should be the same for all VMs, it is safe to directly use the global kvm_state. Remove the unnecessary KVMState* argument. Signed-off-by: Philippe Mathieu-Daudé --- target/i386/kvm.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/target/i386/kvm.c b/target/i386/kvm.c index 626cb04d88..988ed3c238 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -1887,7 +1887,7 @@ void kvm_arch_do_init_vcpu(X86CPU *cpu) } } -static int kvm_get_supported_feature_msrs(KVMState *s) +static int kvm_get_supported_feature_msrs(void) { int ret = 0; @@ -1902,7 +1902,7 @@ static int kvm_get_supported_feature_msrs(KVMState *s) struct kvm_msr_list msr_list; msr_list.nmsrs = 0; - ret = kvm_ioctl(s, KVM_GET_MSR_FEATURE_INDEX_LIST, &msr_list); + ret = kvm_ioctl(kvm_state, KVM_GET_MSR_FEATURE_INDEX_LIST, &msr_list); if (ret < 0 && ret != -E2BIG) { error_report("Fetch KVM feature MSR list failed: %s", strerror(-ret)); @@ -1915,7 +1915,8 @@ static int kvm_get_supported_feature_msrs(KVMState *s) msr_list.nmsrs * sizeof(msr_list.indices[0])); kvm_feature_msrs->nmsrs = msr_list.nmsrs; - ret = kvm_ioctl(s, KVM_GET_MSR_FEATURE_INDEX_LIST, kvm_feature_msrs); + ret = kvm_ioctl(kvm_state, KVM_GET_MSR_FEATURE_INDEX_LIST, + kvm_feature_msrs); if (ret < 0) { error_report("Fetch KVM feature MSR list failed: %s", @@ -1928,7 +1929,7 @@ static int kvm_get_supported_feature_msrs(KVMState *s) return 0; } -static int kvm_get_supported_msrs(KVMState *s) +static int kvm_get_supported_msrs(void) { int ret = 0; struct kvm_msr_list msr_list, *kvm_msr_list; @@ -1938,7 +1939,7 @@ static int kvm_get_supported_msrs(KVMState *s) * save/restore. */ msr_list.nmsrs = 0; - ret = kvm_ioctl(s, KVM_GET_MSR_INDEX_LIST, &msr_list); + ret = kvm_ioctl(kvm_state, KVM_GET_MSR_INDEX_LIST, &msr_list); if (ret < 0 && ret != -E2BIG) { return ret; } @@ -1951,7 +1952,7 @@ static int kvm_get_supported_msrs(KVMState *s) sizeof(msr_list.indices[0]))); kvm_msr_list->nmsrs = msr_list.nmsrs; - ret = kvm_ioctl(s, KVM_GET_MSR_INDEX_LIST, kvm_msr_list); + ret = kvm_ioctl(kvm_state, KVM_GET_MSR_INDEX_LIST, kvm_msr_list); if (ret >= 0) { int i; @@ -2107,12 +2108,12 @@ int kvm_arch_init(MachineState *ms, KVMState *s) } } - ret = kvm_get_supported_msrs(s); + ret = kvm_get_supported_msrs(); if (ret < 0) { return ret; } - kvm_get_supported_feature_msrs(s); + kvm_get_supported_feature_msrs(); uname(&utsname); lm_capable_kernel = strcmp(utsname.machine, "x86_64") == 0;