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authorDavid Hildenbrand <david@redhat.com>2017-11-30 17:27:38 +0100
committerCornelia Huck <cohuck@redhat.com>2017-12-14 17:56:54 +0100
commit1a38921a61d1394089186c03491321b6e682793c (patch)
tree3471e8f6ac258c21c5ecce2a9ab0e83bce9b13fb /target
parent0ef28497768d9ff354aaa93087643f7046c89679 (diff)
s390x/tcg: use s390_program_interrupt() in SCLP Service Call
Now we can drop potential_page_fault(). While at it, move the unlock further up, looks cleaner. Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20171130162744.25442-11-david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'target')
-rw-r--r--target/s390x/misc_helper.c5
-rw-r--r--target/s390x/translate.c1
2 files changed, 2 insertions, 4 deletions
diff --git a/target/s390x/misc_helper.c b/target/s390x/misc_helper.c
index 556340756c..02654617b3 100644
--- a/target/s390x/misc_helper.c
+++ b/target/s390x/misc_helper.c
@@ -62,11 +62,10 @@ uint32_t HELPER(servc)(CPUS390XState *env, uint64_t r1, uint64_t r2)
{
qemu_mutex_lock_iothread();
int r = sclp_service_call(env, r1, r2);
+ qemu_mutex_unlock_iothread();
if (r < 0) {
- program_interrupt(env, -r, 4);
- r = 0;
+ s390_program_interrupt(env, -r, 4, GETPC());
}
- qemu_mutex_unlock_iothread();
return r;
}
diff --git a/target/s390x/translate.c b/target/s390x/translate.c
index d0859c4bc7..76b222b0ce 100644
--- a/target/s390x/translate.c
+++ b/target/s390x/translate.c
@@ -3704,7 +3704,6 @@ static ExitStatus op_sqxb(DisasContext *s, DisasOps *o)
static ExitStatus op_servc(DisasContext *s, DisasOps *o)
{
check_privileged(s);
- potential_page_fault(s);
gen_helper_servc(cc_op, cpu_env, o->in2, o->in1);
set_cc_static(s);
return NO_EXIT;