1 files changed, 28 insertions, 0 deletions
diff --git a/src/linux/s390/arch_sigreturn.c b/src/linux/s390/arch_sigreturn.c
new file mode 100644
index 000000000..0c9aa4fd5
--- /dev/null
+++ b/src/linux/s390/arch_sigreturn.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2015-2019 The strace developers.
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#ifndef SIGNAL_FRAMESIZE
+# define SIGNAL_FRAMESIZE 96
+#endif
+#ifndef PTR_TYPE
+# define PTR_TYPE unsigned long
+#endif
+
+static void
+arch_sigreturn(struct tcb *tcp)
+{
+	kernel_ulong_t addr;
+
+	if (!get_stack_pointer(tcp, &addr))
+		return;
+	addr += SIGNAL_FRAMESIZE;
+
+	PTR_TYPE mask[NSIG_BYTES / sizeof(PTR_TYPE)];
+	if (!umove_or_printaddr(tcp, addr, &mask)) {
+		tprintsigmask_addr(mask);
+	}
+}