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Cota" To: qemu-devel@nongnu.org Cc: Paolo Bonzini , Richard Henderson , Eduardo Habkost , Marcelo Tosatti , kvm@vger.kernel.org Subject: [PATCH 02/35] target/i386: use cpu_reset_interrupt Date: Mon, 17 Sep 2018 12:30:30 -0400 Message-Id: <20180917163103.6113-3-cota@braap.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180917163103.6113-1-cota@braap.org> References: <20180917163103.6113-1-cota@braap.org> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Paolo Bonzini It will be changed to an atomic operation soon. Cc: Richard Henderson Cc: Eduardo Habkost Cc: Marcelo Tosatti Cc: kvm@vger.kernel.org Signed-off-by: Paolo Bonzini Signed-off-by: Emilio G. Cota Reviewed-by: Richard Henderson --- target/i386/hax-all.c | 4 ++-- target/i386/hvf/x86hvf.c | 8 ++++---- target/i386/kvm.c | 14 +++++++------- target/i386/seg_helper.c | 13 ++++++------- target/i386/svm_helper.c | 2 +- target/i386/whpx-all.c | 10 +++++----- 6 files changed, 25 insertions(+), 26 deletions(-) diff --git a/target/i386/hax-all.c b/target/i386/hax-all.c index d2e512856b..ae8b678db0 100644 --- a/target/i386/hax-all.c +++ b/target/i386/hax-all.c @@ -433,7 +433,7 @@ static int hax_vcpu_interrupt(CPUArchState *env) irq = cpu_get_pic_interrupt(env); if (irq >= 0) { hax_inject_interrupt(env, irq); - cpu->interrupt_request &= ~CPU_INTERRUPT_HARD; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_HARD); } } @@ -483,7 +483,7 @@ static int hax_vcpu_hax_exec(CPUArchState *env) cpu->halted = 0; if (cpu->interrupt_request & CPU_INTERRUPT_POLL) { - cpu->interrupt_request &= ~CPU_INTERRUPT_POLL; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_POLL); apic_poll_irq(x86_cpu->apic_state); } diff --git a/target/i386/hvf/x86hvf.c b/target/i386/hvf/x86hvf.c index 6c88939b96..3ac796b885 100644 --- a/target/i386/hvf/x86hvf.c +++ b/target/i386/hvf/x86hvf.c @@ -402,7 +402,7 @@ bool hvf_inject_interrupts(CPUState *cpu_state) if (cpu_state->interrupt_request & CPU_INTERRUPT_NMI) { if (!(env->hflags2 & HF2_NMI_MASK) && !(info & VMCS_INTR_VALID)) { - cpu_state->interrupt_request &= ~CPU_INTERRUPT_NMI; + cpu_reset_interrupt(cpu_state, CPU_INTERRUPT_NMI); info = VMCS_INTR_VALID | VMCS_INTR_T_NMI | NMI_VEC; wvmcs(cpu_state->hvf_fd, VMCS_ENTRY_INTR_INFO, info); } else { @@ -414,7 +414,7 @@ bool hvf_inject_interrupts(CPUState *cpu_state) (cpu_state->interrupt_request & CPU_INTERRUPT_HARD) && (EFLAGS(env) & IF_MASK) && !(info & VMCS_INTR_VALID)) { int line = cpu_get_pic_interrupt(&x86cpu->env); - cpu_state->interrupt_request &= ~CPU_INTERRUPT_HARD; + cpu_reset_interrupt(cpu_state, CPU_INTERRUPT_HARD); if (line >= 0) { wvmcs(cpu_state->hvf_fd, VMCS_ENTRY_INTR_INFO, line | VMCS_INTR_VALID | VMCS_INTR_T_HWINTR); @@ -440,7 +440,7 @@ int hvf_process_events(CPUState *cpu_state) } if (cpu_state->interrupt_request & CPU_INTERRUPT_POLL) { - cpu_state->interrupt_request &= ~CPU_INTERRUPT_POLL; + cpu_reset_interrupt(cpu_state, CPU_INTERRUPT_POLL); apic_poll_irq(cpu->apic_state); } if (((cpu_state->interrupt_request & CPU_INTERRUPT_HARD) && @@ -453,7 +453,7 @@ int hvf_process_events(CPUState *cpu_state) do_cpu_sipi(cpu); } if (cpu_state->interrupt_request & CPU_INTERRUPT_TPR) { - cpu_state->interrupt_request &= ~CPU_INTERRUPT_TPR; + cpu_reset_interrupt(cpu_state, CPU_INTERRUPT_TPR); hvf_cpu_synchronize_state(cpu_state); apic_handle_tpr_access_report(cpu->apic_state, env->eip, env->tpr_access_type); diff --git a/target/i386/kvm.c b/target/i386/kvm.c index 0b2a07d3a4..5dd66809b0 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -2709,7 +2709,7 @@ static int kvm_put_vcpu_events(X86CPU *cpu, int level) */ events.smi.pending = cs->interrupt_request & CPU_INTERRUPT_SMI; events.smi.latched_init = cs->interrupt_request & CPU_INTERRUPT_INIT; - cs->interrupt_request &= ~(CPU_INTERRUPT_INIT | CPU_INTERRUPT_SMI); + cpu_reset_interrupt(cs, CPU_INTERRUPT_INIT | CPU_INTERRUPT_SMI); } else { /* Keep these in cs->interrupt_request. */ events.smi.pending = 0; @@ -3005,7 +3005,7 @@ void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run) if (cpu->interrupt_request & (CPU_INTERRUPT_NMI | CPU_INTERRUPT_SMI)) { if (cpu->interrupt_request & CPU_INTERRUPT_NMI) { qemu_mutex_lock_iothread(); - cpu->interrupt_request &= ~CPU_INTERRUPT_NMI; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_NMI); qemu_mutex_unlock_iothread(); DPRINTF("injected NMI\n"); ret = kvm_vcpu_ioctl(cpu, KVM_NMI); @@ -3016,7 +3016,7 @@ void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run) } if (cpu->interrupt_request & CPU_INTERRUPT_SMI) { qemu_mutex_lock_iothread(); - cpu->interrupt_request &= ~CPU_INTERRUPT_SMI; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_SMI); qemu_mutex_unlock_iothread(); DPRINTF("injected SMI\n"); ret = kvm_vcpu_ioctl(cpu, KVM_SMI); @@ -3052,7 +3052,7 @@ void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run) (env->eflags & IF_MASK)) { int irq; - cpu->interrupt_request &= ~CPU_INTERRUPT_HARD; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_HARD); irq = cpu_get_pic_interrupt(env); if (irq >= 0) { struct kvm_interrupt intr; @@ -3123,7 +3123,7 @@ int kvm_arch_process_async_events(CPUState *cs) /* We must not raise CPU_INTERRUPT_MCE if it's not supported. */ assert(env->mcg_cap); - cs->interrupt_request &= ~CPU_INTERRUPT_MCE; + cpu_reset_interrupt(cs, CPU_INTERRUPT_MCE); kvm_cpu_synchronize_state(cs); @@ -3153,7 +3153,7 @@ int kvm_arch_process_async_events(CPUState *cs) } if (cs->interrupt_request & CPU_INTERRUPT_POLL) { - cs->interrupt_request &= ~CPU_INTERRUPT_POLL; + cpu_reset_interrupt(cs, CPU_INTERRUPT_POLL); apic_poll_irq(cpu->apic_state); } if (((cs->interrupt_request & CPU_INTERRUPT_HARD) && @@ -3166,7 +3166,7 @@ int kvm_arch_process_async_events(CPUState *cs) do_cpu_sipi(cpu); } if (cs->interrupt_request & CPU_INTERRUPT_TPR) { - cs->interrupt_request &= ~CPU_INTERRUPT_TPR; + cpu_reset_interrupt(cs, CPU_INTERRUPT_TPR); kvm_cpu_synchronize_state(cs); apic_handle_tpr_access_report(cpu->apic_state, env->eip, env->tpr_access_type); diff --git a/target/i386/seg_helper.c b/target/i386/seg_helper.c index d1cbc6ebf0..0dd85329db 100644 --- a/target/i386/seg_helper.c +++ b/target/i386/seg_helper.c @@ -1323,7 +1323,7 @@ bool x86_cpu_exec_interrupt(CPUState *cs, int interrupt_request) #if !defined(CONFIG_USER_ONLY) if (interrupt_request & CPU_INTERRUPT_POLL) { - cs->interrupt_request &= ~CPU_INTERRUPT_POLL; + cpu_reset_interrupt(cs, CPU_INTERRUPT_POLL); apic_poll_irq(cpu->apic_state); /* Don't process multiple interrupt requests in a single call. This is required to make icount-driven execution deterministic. */ @@ -1337,18 +1337,18 @@ bool x86_cpu_exec_interrupt(CPUState *cs, int interrupt_request) if ((interrupt_request & CPU_INTERRUPT_SMI) && !(env->hflags & HF_SMM_MASK)) { cpu_svm_check_intercept_param(env, SVM_EXIT_SMI, 0, 0); - cs->interrupt_request &= ~CPU_INTERRUPT_SMI; + cpu_reset_interrupt(cs, CPU_INTERRUPT_SMI); do_smm_enter(cpu); ret = true; } else if ((interrupt_request & CPU_INTERRUPT_NMI) && !(env->hflags2 & HF2_NMI_MASK)) { cpu_svm_check_intercept_param(env, SVM_EXIT_NMI, 0, 0); - cs->interrupt_request &= ~CPU_INTERRUPT_NMI; + cpu_reset_interrupt(cs, CPU_INTERRUPT_NMI); env->hflags2 |= HF2_NMI_MASK; do_interrupt_x86_hardirq(env, EXCP02_NMI, 1); ret = true; } else if (interrupt_request & CPU_INTERRUPT_MCE) { - cs->interrupt_request &= ~CPU_INTERRUPT_MCE; + cpu_reset_interrupt(cs, CPU_INTERRUPT_MCE); do_interrupt_x86_hardirq(env, EXCP12_MCHK, 0); ret = true; } else if ((interrupt_request & CPU_INTERRUPT_HARD) && @@ -1359,8 +1359,7 @@ bool x86_cpu_exec_interrupt(CPUState *cs, int interrupt_request) !(env->hflags & HF_INHIBIT_IRQ_MASK))))) { int intno; cpu_svm_check_intercept_param(env, SVM_EXIT_INTR, 0, 0); - cs->interrupt_request &= ~(CPU_INTERRUPT_HARD | - CPU_INTERRUPT_VIRQ); + cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD | CPU_INTERRUPT_VIRQ); intno = cpu_get_pic_interrupt(env); qemu_log_mask(CPU_LOG_TB_IN_ASM, "Servicing hardware INT=0x%02x\n", intno); @@ -1380,7 +1379,7 @@ bool x86_cpu_exec_interrupt(CPUState *cs, int interrupt_request) qemu_log_mask(CPU_LOG_TB_IN_ASM, "Servicing virtual hardware INT=0x%02x\n", intno); do_interrupt_x86_hardirq(env, intno, 1); - cs->interrupt_request &= ~CPU_INTERRUPT_VIRQ; + cpu_reset_interrupt(cs, CPU_INTERRUPT_VIRQ); ret = true; #endif } diff --git a/target/i386/svm_helper.c b/target/i386/svm_helper.c index 342ece082f..c532639574 100644 --- a/target/i386/svm_helper.c +++ b/target/i386/svm_helper.c @@ -700,7 +700,7 @@ void do_vmexit(CPUX86State *env, uint32_t exit_code, uint64_t exit_info_1) env->hflags &= ~HF_SVMI_MASK; env->intercept = 0; env->intercept_exceptions = 0; - cs->interrupt_request &= ~CPU_INTERRUPT_VIRQ; + cpu_reset_interrupt(cs, CPU_INTERRUPT_VIRQ); env->tsc_offset = 0; env->gdt.base = x86_ldq_phys(cs, env->vm_hsave + offsetof(struct vmcb, diff --git a/target/i386/whpx-all.c b/target/i386/whpx-all.c index 57e53e1f1f..d9428dc987 100644 --- a/target/i386/whpx-all.c +++ b/target/i386/whpx-all.c @@ -728,14 +728,14 @@ static void whpx_vcpu_pre_run(CPUState *cpu) if (!vcpu->interruption_pending && cpu->interrupt_request & (CPU_INTERRUPT_NMI | CPU_INTERRUPT_SMI)) { if (cpu->interrupt_request & CPU_INTERRUPT_NMI) { - cpu->interrupt_request &= ~CPU_INTERRUPT_NMI; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_NMI); vcpu->interruptable = false; new_int.InterruptionType = WHvX64PendingNmi; new_int.InterruptionPending = 1; new_int.InterruptionVector = 2; } if (cpu->interrupt_request & CPU_INTERRUPT_SMI) { - cpu->interrupt_request &= ~CPU_INTERRUPT_SMI; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_SMI); } } @@ -758,7 +758,7 @@ static void whpx_vcpu_pre_run(CPUState *cpu) vcpu->interruptable && (env->eflags & IF_MASK)) { assert(!new_int.InterruptionPending); if (cpu->interrupt_request & CPU_INTERRUPT_HARD) { - cpu->interrupt_request &= ~CPU_INTERRUPT_HARD; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_HARD); irq = cpu_get_pic_interrupt(env); if (irq >= 0) { new_int.InterruptionType = WHvX64PendingInterrupt; @@ -850,7 +850,7 @@ static void whpx_vcpu_process_async_events(CPUState *cpu) } if (cpu->interrupt_request & CPU_INTERRUPT_POLL) { - cpu->interrupt_request &= ~CPU_INTERRUPT_POLL; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_POLL); apic_poll_irq(x86_cpu->apic_state); } @@ -868,7 +868,7 @@ static void whpx_vcpu_process_async_events(CPUState *cpu) } if (cpu->interrupt_request & CPU_INTERRUPT_TPR) { - cpu->interrupt_request &= ~CPU_INTERRUPT_TPR; + cpu_reset_interrupt(cpu, CPU_INTERRUPT_TPR); if (!cpu->vcpu_dirty) { whpx_get_registers(cpu); }