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-rw-r--r--target-s390x/ioinst.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/target-s390x/ioinst.c b/target-s390x/ioinst.c
index 1569df6913..0ef7a93a9f 100644
--- a/target-s390x/ioinst.c
+++ b/target-s390x/ioinst.c
@@ -210,11 +210,10 @@ void ioinst_handle_ssch(S390CPU *cpu, uint64_t reg1, uint32_t ipb)
{
int cssid, ssid, schid, m;
SubchDev *sch;
- ORB *orig_orb, orb;
+ ORB orig_orb, orb;
uint64_t addr;
int ret = -ENODEV;
int cc;
- hwaddr len = sizeof(*orig_orb);
CPUS390XState *env = &cpu->env;
addr = decode_basedisp_s(env, ipb);
@@ -222,16 +221,14 @@ void ioinst_handle_ssch(S390CPU *cpu, uint64_t reg1, uint32_t ipb)
program_interrupt(env, PGM_SPECIFICATION, 2);
return;
}
- orig_orb = s390_cpu_physical_memory_map(env, addr, &len, 0);
- if (!orig_orb || len != sizeof(*orig_orb)) {
- program_interrupt(env, PGM_ADDRESSING, 2);
- goto out;
+ if (s390_cpu_virt_mem_read(cpu, addr, &orig_orb, sizeof(orb))) {
+ return;
}
- copy_orb_from_guest(&orb, orig_orb);
+ copy_orb_from_guest(&orb, &orig_orb);
if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid) ||
!ioinst_orb_valid(&orb)) {
program_interrupt(env, PGM_OPERAND, 2);
- goto out;
+ return;
}
trace_ioinst_sch_id("ssch", cssid, ssid, schid);
sch = css_find_subch(m, cssid, ssid, schid);
@@ -253,9 +250,6 @@ void ioinst_handle_ssch(S390CPU *cpu, uint64_t reg1, uint32_t ipb)
break;
}
setcc(cpu, cc);
-
-out:
- s390_cpu_physical_memory_unmap(env, orig_orb, len, 0);
}
void ioinst_handle_stcrw(S390CPU *cpu, uint32_t ipb)