cputlb: Change tlb_flush() argument to CPUState

Signed-off-by: Andreas Färber <afaerber@suse.de>
diff --git a/target-xtensa/op_helper.c b/target-xtensa/op_helper.c
index cae9cf4..1eec891 100644
--- a/target-xtensa/op_helper.c
+++ b/target-xtensa/op_helper.c
@@ -487,10 +487,12 @@
 
 void HELPER(wsr_rasid)(CPUXtensaState *env, uint32_t v)
 {
+    XtensaCPU *cpu = xtensa_env_get_cpu(env);
+
     v = (v & 0xffffff00) | 0x1;
     if (v != env->sregs[RASID]) {
         env->sregs[RASID] = v;
-        tlb_flush(env, 1);
+        tlb_flush(CPU(cpu), 1);
     }
 }