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Diffstat (limited to 'linux-user/main.c')
-rw-r--r--linux-user/main.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/linux-user/main.c b/linux-user/main.c
index 58dc91ced5..c16d7edc3a 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -3385,6 +3385,7 @@ void cpu_loop(CPUS390XState *env)
int trapnr, n, sig;
target_siginfo_t info;
target_ulong addr;
+ abi_long ret;
while (1) {
cpu_exec_start(cs);
@@ -3402,9 +3403,14 @@ void cpu_loop(CPUS390XState *env)
n = env->regs[1];
}
env->psw.addr += env->int_svc_ilen;
- env->regs[2] = do_syscall(env, n, env->regs[2], env->regs[3],
- env->regs[4], env->regs[5],
- env->regs[6], env->regs[7], 0, 0);
+ ret = do_syscall(env, n, env->regs[2], env->regs[3],
+ env->regs[4], env->regs[5],
+ env->regs[6], env->regs[7], 0, 0);
+ if (ret == -TARGET_ERESTARTSYS) {
+ env->psw.addr -= env->int_svc_ilen;
+ } else if (ret != -TARGET_QEMU_ESIGRETURN) {
+ env->regs[2] = ret;
+ }
break;
case EXCP_DEBUG: