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[Qemu-devel] [PATCH v1 2/3] cpus: wait for CPU creation at central place
From: |
David Hildenbrand |
Subject: |
[Qemu-devel] [PATCH v1 2/3] cpus: wait for CPU creation at central place |
Date: |
Fri, 9 Feb 2018 20:52:38 +0100 |
We can now also wait for the CPU creation for single-threaded TCG, so we
can move the waiting bits further out.
Signed-off-by: David Hildenbrand <address@hidden>
---
cpus.c | 22 ++++------------------
1 file changed, 4 insertions(+), 18 deletions(-)
diff --git a/cpus.c b/cpus.c
index ade1651032..22ab15840f 100644
--- a/cpus.c
+++ b/cpus.c
@@ -1856,9 +1856,6 @@ static void qemu_tcg_init_vcpu(CPUState *cpu)
#ifdef _WIN32
cpu->hThread = qemu_thread_get_handle(cpu->thread);
#endif
- while (!cpu->created) {
- qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
- }
} else {
/* For non-MTTCG cases we share the thread */
cpu->thread = single_tcg_cpu_thread;
@@ -1884,9 +1881,6 @@ static void qemu_hax_start_vcpu(CPUState *cpu)
#ifdef _WIN32
cpu->hThread = qemu_thread_get_handle(cpu->thread);
#endif
- while (!cpu->created) {
- qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
- }
}
static void qemu_kvm_start_vcpu(CPUState *cpu)
@@ -1900,9 +1894,6 @@ static void qemu_kvm_start_vcpu(CPUState *cpu)
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name, qemu_kvm_cpu_thread_fn,
cpu, QEMU_THREAD_JOINABLE);
- while (!cpu->created) {
- qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
- }
}
static void qemu_hvf_start_vcpu(CPUState *cpu)
@@ -1921,9 +1912,6 @@ static void qemu_hvf_start_vcpu(CPUState *cpu)
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name, qemu_hvf_cpu_thread_fn,
cpu, QEMU_THREAD_JOINABLE);
- while (!cpu->created) {
- qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
- }
}
static void qemu_whpx_start_vcpu(CPUState *cpu)
@@ -1940,9 +1928,6 @@ static void qemu_whpx_start_vcpu(CPUState *cpu)
#ifdef _WIN32
cpu->hThread = qemu_thread_get_handle(cpu->thread);
#endif
- while (!cpu->created) {
- qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
- }
}
static void qemu_dummy_start_vcpu(CPUState *cpu)
@@ -1956,9 +1941,6 @@ static void qemu_dummy_start_vcpu(CPUState *cpu)
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name, qemu_dummy_cpu_thread_fn, cpu,
QEMU_THREAD_JOINABLE);
- while (!cpu->created) {
- qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
- }
}
void qemu_init_vcpu(CPUState *cpu)
@@ -1988,6 +1970,10 @@ void qemu_init_vcpu(CPUState *cpu)
} else {
qemu_dummy_start_vcpu(cpu);
}
+
+ while (!cpu->created) {
+ qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
+ }
}
void cpu_stop_current(void)
--
2.14.3