s390x/tcg: flush the tlb on SIGP SET PREFIX

Thanks to Aurelien Jarno for doing this in his prototype.

We can flush the whole TLB as this should happen really rarely.

Signed-off-by: David Hildenbrand <[email protected]>
Message-Id: <20170928203708[email protected]>
Reviewed-by: Richard Henderson <[email protected]>
Signed-off-by: Cornelia Huck <[email protected]>

diff --git a/target/s390x/sigp.c b/target/s390x/sigp.c
index d70f5cb0baecec12a20aa8537c1637ef96524223..c5a5dac9117f51dc06b809bf6bfe4b420f009251 100644 (file)
--- a/target/s390x/sigp.c
+++ b/target/s390x/sigp.c
@@ -287,6 +287,7 @@ static void sigp_set_prefix(CPUState *cs, run_on_cpu_data arg)
     }
 
     cpu->env.psa = addr;
+    tlb_flush(cs);
     cpu_synchronize_post_init(cs);
     si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
 }