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Tue, 18 Jun 2024 09:02:52 -0700 (PDT) Received: from m1x-phil.lan ([176.187.212.55]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-57cddba1a17sm3598763a12.43.2024.06.18.09.02.51 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Tue, 18 Jun 2024 09:02:52 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Zhao Liu , Thomas Huth , Igor Mammedov Subject: [PULL 22/76] target/i386: Remove X86CPU::kvm_no_smi_migration field Date: Tue, 18 Jun 2024 17:59:44 +0200 Message-ID: <20240618160039.36108-23-philmd@linaro.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240618160039.36108-1-philmd@linaro.org> References: <20240618160039.36108-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::52f; envelope-from=philmd@linaro.org; helo=mail-ed1-x52f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org X86CPU::kvm_no_smi_migration was only used by the pc-i440fx-2.3 machine, which got removed. Remove it and simplify kvm_put_vcpu_events(). Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Zhao Liu Reviewed-by: Thomas Huth Reviewed-by: Igor Mammedov Message-Id: <20240617071118.60464-23-philmd@linaro.org> --- target/i386/cpu.h | 3 --- target/i386/cpu.c | 2 -- target/i386/kvm/kvm.c | 7 +------ 3 files changed, 1 insertion(+), 11 deletions(-) diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 7e2a9b56ae..52571ababe 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -2108,9 +2108,6 @@ struct ArchCPU { /* if set, limit maximum value for phys_bits when host_phys_bits is true */ uint8_t host_phys_bits_limit; - /* Stop SMI delivery for migration compatibility with old machines */ - bool kvm_no_smi_migration; - /* Forcefully disable KVM PV features not exposed in guest CPUIDs */ bool kvm_pv_enforce_cpuid; diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 365852cb99..4c2e6f3a71 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -8281,8 +8281,6 @@ static Property x86_cpu_properties[] = { DEFINE_PROP_BOOL("x-vendor-cpuid-only", X86CPU, vendor_cpuid_only, true), DEFINE_PROP_BOOL("lmce", X86CPU, enable_lmce, false), DEFINE_PROP_BOOL("l3-cache", X86CPU, enable_l3_cache, true), - DEFINE_PROP_BOOL("kvm-no-smi-migration", X86CPU, kvm_no_smi_migration, - false), DEFINE_PROP_BOOL("kvm-pv-enforce-cpuid", X86CPU, kvm_pv_enforce_cpuid, false), DEFINE_PROP_BOOL("vmware-cpuid-freq", X86CPU, vmware_cpuid_freq, true), diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 912f5d5a6b..7ad8072748 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -4474,6 +4474,7 @@ static int kvm_put_vcpu_events(X86CPU *cpu, int level) events.sipi_vector = env->sipi_vector; if (has_msr_smbase) { + events.flags |= KVM_VCPUEVENT_VALID_SMM; events.smi.smm = !!(env->hflags & HF_SMM_MASK); events.smi.smm_inside_nmi = !!(env->hflags2 & HF2_SMM_INSIDE_NMI_MASK); if (kvm_irqchip_in_kernel()) { @@ -4488,12 +4489,6 @@ static int kvm_put_vcpu_events(X86CPU *cpu, int level) events.smi.pending = 0; events.smi.latched_init = 0; } - /* Stop SMI delivery on old machine types to avoid a reboot - * on an inward migration of an old VM. - */ - if (!cpu->kvm_no_smi_migration) { - events.flags |= KVM_VCPUEVENT_VALID_SMM; - } } if (level >= KVM_PUT_RESET_STATE) {