Fix CPU chaining in linux-user emulation, by Gwenole Beauchesne.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2459 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/exec.c b/exec.c
index 2e09b4b..37d58a4 100644
--- a/exec.c
+++ b/exec.c
@@ -1222,6 +1222,18 @@
abort();
}
+CPUState *cpu_copy(CPUState *env)
+{
+ CPUState *new_env = cpu_init();
+ /* preserve chaining and index */
+ CPUState *next_cpu = new_env->next_cpu;
+ int cpu_index = new_env->cpu_index;
+ memcpy(new_env, env, sizeof(CPUState));
+ new_env->next_cpu = next_cpu;
+ new_env->cpu_index = cpu_index;
+ return new_env;
+}
+
#if !defined(CONFIG_USER_ONLY)
/* NOTE: if flush_global is true, also flush global entries (not
