Revision 182735ef linux-user/main.c

b/linux-user/main.c
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    if (child) {
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        /* Child processes created by fork() only have a single thread.
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           Discard information about the parent threads.  */
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        first_cpu = thread_env;
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        thread_env->next_cpu = NULL;
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        first_cpu = ENV_GET_CPU(thread_env);
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        first_cpu->next_cpu = NULL;
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        pending_cpus = 0;
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        pthread_mutex_init(&exclusive_lock, NULL);
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        pthread_mutex_init(&cpu_list_mutex, NULL);
......
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   Must only be called from outside cpu_arm_exec.   */
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static inline void start_exclusive(void)
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{
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    CPUArchState *other;
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    CPUState *other_cpu;
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    pthread_mutex_lock(&exclusive_lock);


  		





  ......




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    pending_cpus = 1;


  		





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    /* Make all other cpus stop executing.  */


  		





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    for (other = first_cpu; other; other = other->next_cpu) {


  		





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        other_cpu = ENV_GET_CPU(other);


  		





  
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    for (other_cpu = first_cpu; other_cpu; other_cpu = other_cpu->next_cpu) {


  		





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        if (other_cpu->running) {


  		





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            pending_cpus++;


  		





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            cpu_exit(other_cpu);


  		












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