+}
+
static void qemu_kvm_eat_signal(CPUState *env, int timeout)
{
struct timespec ts;
int r, e;
siginfo_t siginfo;
sigset_t waitset;
+ sigset_t chkset;
ts.tv_sec = timeout / 1000;
ts.tv_nsec = (timeout % 1000) * 1000000;
sigemptyset(&waitset);
sigaddset(&waitset, SIG_IPI);
+ sigaddset(&waitset, SIGBUS);
- qemu_mutex_unlock(&qemu_global_mutex);
- r = sigtimedwait(&waitset,&siginfo,&ts);
- e = errno;
- qemu_mutex_lock(&qemu_global_mutex);
+ do {
+ qemu_mutex_unlock(&qemu_global_mutex);
- if (r == -1&& !(e == EAGAIN || e == EINTR)) {
- fprintf(stderr, "sigtimedwait: %s\n", strerror(e));
- exit(1);
- }
+ r = sigtimedwait(&waitset,&siginfo,&ts);
+ e = errno;
+
+ qemu_mutex_lock(&qemu_global_mutex);
+
+ if (r == -1&& !(e == EAGAIN || e == EINTR)) {
+ fprintf(stderr, "sigtimedwait: %s\n", strerror(e));
+ exit(1);
+ }
+
+ switch (r) {
+ case SIGBUS:
+#ifdef TARGET_I386
+ if (kvm_on_sigbus_vcpu(env, siginfo.si_code,
siginfo.si_addr))
+#endif
+ sigbus_reraise();
+ break;
+ default:
+ break;
+ }
+
+ r = sigpending(&chkset);
+ if (r == -1) {
+ fprintf(stderr, "sigpending: %s\n", strerror(e));
+ exit(1);
+ }
+ } while (sigismember(&chkset, SIG_IPI) || sigismember(&chkset,
SIGBUS));
}