cpus: join thread when removing a vCPU
If no one joins the thread, its associated memory is leaked. Reported-by: CheneyLin <linzc@zju.edu.cn> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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cpus.c
13
cpus.c
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@ -1752,19 +1752,14 @@ void resume_all_vcpus(void)
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}
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}
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void cpu_remove(CPUState *cpu)
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void cpu_remove_sync(CPUState *cpu)
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{
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cpu->stop = true;
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cpu->unplug = true;
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qemu_cpu_kick(cpu);
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}
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void cpu_remove_sync(CPUState *cpu)
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{
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cpu_remove(cpu);
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while (cpu->created) {
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qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
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}
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qemu_mutex_unlock_iothread();
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qemu_thread_join(cpu->thread);
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qemu_mutex_lock_iothread();
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}
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/* For temporary buffers for forming a name */
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