-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 > @@ -369,6 +372,10 @@ static void *ap_main_loop(void *_env) > sigfillset(&signals); > sigprocmask(SIG_BLOCK, &signals, NULL); > kvm_create_vcpu(kvm_context, env->cpu_index); > + pthread_mutex_lock(&vcpu_mutex); > + vcpu->created = 1; > + pthread_cond_signal(&qemu_vcpuup_cond); > + pthread_mutex_unlock(&vcpu_mutex); > kvm_qemu_init_env(env); > kvm_main_loop_cpu(env); > return NULL;
Still no locking needed on any CPU we support. The memory access is atomic and that's all that counts here. With the mutex taken the woken thread immediately runs into a brick wall and has to be put to sleep again. - -- ➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖ -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (GNU/Linux) iD8DBQFIFm/w2ijCOnn/RHQRAmxRAKDHoem5zvdt6gSVdoX6vQoYPr106QCcC3IA RzKcqRUNgUmUDzqnrkjHrAI= =MNbq -----END PGP SIGNATURE----- ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel
