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always qemu_cpu_kick after unhalting a cpu

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This ensures env->halt_cond is broadcast, and the loop in
qemu_tcg_wait_io_event and qemu_kvm_wait_io_event is exited
naturally rather than through a timeout.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Paolo Bonzini 2011-03-12 17:43:57 +01:00 • committed by Blue Swirl
parent eda48c344f
commit 94ad5b00a3
4 changed files with 13 additions and 4 deletions
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10
hw/sun4m.c
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@ -253,15 +253,21 @@ void cpu_check_irqs(CPUState *env)
}
}
static void cpu_kick_irq(CPUState *env)
{
env->halted = 0;
cpu_check_irqs(env);
qemu_cpu_kick(env);
}
static void cpu_set_irq(void *opaque, int irq, int level)
{
CPUState *env = opaque;
if (level) {
trace_sun4m_cpu_set_irq_raise(irq);
env->halted = 0;
env->pil_in |= 1 << irq;
cpu_check_irqs(env);
cpu_kick_irq(env);
} else {
trace_sun4m_cpu_set_irq_lower(irq);
env->pil_in &= ~(1 << irq);