qemu: introduce qemu_cpu_kick (Marcelo Tosatti)
To notify cpu of pending interrupt.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7243 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/exec.c b/exec.c
index 8245ac0..23013fb 100644
--- a/exec.c
+++ b/exec.c
@@ -1542,6 +1542,17 @@
old_mask = env->interrupt_request;
env->interrupt_request |= mask;
+#ifndef CONFIG_USER_ONLY
+ /*
+ * If called from iothread context, wake the target cpu in
+ * case its halted.
+ */
+ if (!qemu_cpu_self(env)) {
+ qemu_cpu_kick(env);
+ return;
+ }
+#endif
+
if (use_icount) {
env->icount_decr.u16.high = 0xffff;
#ifndef CONFIG_USER_ONLY