@@ -1055,13 +1055,6 @@ static void host_alarm_handler(int host_signum)
qemu_get_clock(host_clock))) {
t->expired = alarm_has_dynticks(t);
-
-#ifndef CONFIG_IOTHREAD
- if (next_cpu) {
- /* stop the currently executing cpu because a timer occured */
- cpu_exit(next_cpu);
- }
-#endif
t->pending = 1;
qemu_notify_event();
}
@@ -3365,6 +3358,9 @@ void qemu_notify_event(void)
if (env) {
cpu_exit(env);
}
+ if (next_cpu && env != next_cpu) {
+ cpu_exit(next_cpu);
+ }
}
void qemu_mutex_lock_iothread(void) {}
Instead of testing specially next_cpu in host_alarm_handler, just do that in qemu_notify_event. The idea is, if we are not running (or not yet running) target CPU code, prepare things so that the execution loop is exited asap; just make that clear. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> --- vl.c | 10 +++------- 1 files changed, 3 insertions(+), 7 deletions(-)