Similar to what commit df32e5c5 did for TCG; fixes boot with multiple
processors on WHPX and probably more accelerators
Fixes: df32e5c568c ("i386/cpu: Prevent delivering SIPI during SMM in TCG mode", 2025-10-14)
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/3178
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
target/i386/hvf/x86hvf.c | 1 +
target/i386/kvm/kvm.c | 1 +
target/i386/nvmm/nvmm-all.c | 1 +
target/i386/whpx/whpx-all.c | 1 +
4 files changed, 4 insertions(+)
diff --git a/target/i386/hvf/x86hvf.c b/target/i386/hvf/x86hvf.c
index a502437c303..3838c9f5a6f 100644
--- a/target/i386/hvf/x86hvf.c
+++ b/target/i386/hvf/x86hvf.c
@@ -446,6 +446,7 @@ int hvf_process_events(CPUState *cs)
cs->halted = 0;
}
if (cpu_test_interrupt(cs, CPU_INTERRUPT_SIPI)) {
+ cpu_reset_interrupt(cs, CPU_INTERRUPT_SIPI);
cpu_synchronize_state(cs);
do_cpu_sipi(cpu);
}
diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c
index 3095625b525..23a0329d7a5 100644
--- a/target/i386/kvm/kvm.c
+++ b/target/i386/kvm/kvm.c
@@ -5659,6 +5659,7 @@ int kvm_arch_process_async_events(CPUState *cs)
cs->halted = 0;
}
if (cpu_test_interrupt(cs, CPU_INTERRUPT_SIPI)) {
+ cpu_reset_interrupt(cs, CPU_INTERRUPT_SIPI);
kvm_cpu_synchronize_state(cs);
do_cpu_sipi(cpu);
}
diff --git a/target/i386/nvmm/nvmm-all.c b/target/i386/nvmm/nvmm-all.c
index 2e442baf4b7..60c9b975562 100644
--- a/target/i386/nvmm/nvmm-all.c
+++ b/target/i386/nvmm/nvmm-all.c
@@ -709,6 +709,7 @@ nvmm_vcpu_loop(CPUState *cpu)
cpu->halted = false;
}
if (cpu_test_interrupt(cpu, CPU_INTERRUPT_SIPI)) {
+ cpu_reset_interrupt(cs, CPU_INTERRUPT_SIPI);
nvmm_cpu_synchronize_state(cpu);
do_cpu_sipi(x86_cpu);
}
diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c
index 256761834c9..1cb33001cc4 100644
--- a/target/i386/whpx/whpx-all.c
+++ b/target/i386/whpx/whpx-all.c
@@ -1621,6 +1621,7 @@ static void whpx_vcpu_process_async_events(CPUState *cpu)
}
if (cpu_test_interrupt(cpu, CPU_INTERRUPT_SIPI)) {
+ cpu_reset_interrupt(cs, CPU_INTERRUPT_SIPI);
whpx_cpu_synchronize_state(cpu);
do_cpu_sipi(x86_cpu);
}
--
2.51.0