diff mbox series

[v6,07/40] accel/kvm: Implement AccelOpsClass::has_work()

Message ID 20210924093847.1014331-8-f4bug@amsat.org (mailing list archive)
State New, archived
Headers show
Series None | expand

Commit Message

Philippe Mathieu-Daudé Sept. 24, 2021, 9:38 a.m. UTC 
Implement KVM has_work() handler in AccelOpsClass and
remove it from cpu_thread_is_idle() since cpu_has_work()
is already called.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 accel/kvm/kvm-accel-ops.c | 6 ++++++
 softmmu/cpus.c            | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/accel/kvm/kvm-accel-ops.c b/accel/kvm/kvm-accel-ops.c
index 7516c67a3f5..6f4d5df3a0d 100644
--- a/accel/kvm/kvm-accel-ops.c
+++ b/accel/kvm/kvm-accel-ops.c
@@ -74,6 +74,11 @@  static void kvm_start_vcpu_thread(CPUState *cpu)
                        cpu, QEMU_THREAD_JOINABLE);
 }
 
+static bool kvm_cpu_has_work(CPUState *cpu)
+{
+    return kvm_halt_in_kernel();
+}
+
 static void kvm_accel_ops_class_init(ObjectClass *oc, void *data)
 {
     AccelOpsClass *ops = ACCEL_OPS_CLASS(oc);
@@ -83,6 +88,7 @@  static void kvm_accel_ops_class_init(ObjectClass *oc, void *data)
     ops->synchronize_post_init = kvm_cpu_synchronize_post_init;
     ops->synchronize_state = kvm_cpu_synchronize_state;
     ops->synchronize_pre_loadvm = kvm_cpu_synchronize_pre_loadvm;
+    ops->has_work = kvm_cpu_has_work;
 }
 
 static const TypeInfo kvm_accel_ops_type = {
diff --git a/softmmu/cpus.c b/softmmu/cpus.c
index 85b06d3e685..c9f54a09989 100644
--- a/softmmu/cpus.c
+++ b/softmmu/cpus.c
@@ -90,7 +90,7 @@  bool cpu_thread_is_idle(CPUState *cpu)
         return true;
     }
     if (!cpu->halted || cpu_has_work(cpu) ||
-        kvm_halt_in_kernel() || whpx_apic_in_platform()) {
+        whpx_apic_in_platform()) {
         return false;
     }
     return true;