From b3e78645c1ffa84bcde511c90df4e3dde652c3fa Mon Sep 17 00:00:00 2001
From: Jan Chaloupka <jchaloup@redhat.com>
Date: Tue, 8 Aug 2017 15:01:04 +0200
Subject: [PATCH] expand etcd arch validation

---
 etcdmain/etcd.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/etcdmain/etcd.go b/etcdmain/etcd.go
index 2f7f00d..61553d4 100644
--- a/etcdmain/etcd.go
+++ b/etcdmain/etcd.go
@@ -396,6 +396,13 @@ func checkSupportArch() {
 	if runtime.GOARCH == "amd64" || runtime.GOARCH == "ppc64le" {
 		return
 	}
+
+	if runtime.GOARCH == "arm64" || runtime.GOARCH == "s390x" {
+		plog.Warningf("Running etcd on %s architecture is experimental.", runtime.GOARCH)
+		plog.Warningf("Please report any bugs you encounter: https://bugzilla.redhat.com/")
+		return
+	}
+
 	if env, ok := os.LookupEnv("ETCD_UNSUPPORTED_ARCH"); ok && env == runtime.GOARCH {
 		plog.Warningf("running etcd on unsupported architecture %q since ETCD_UNSUPPORTED_ARCH is set", env)
 		return
-- 
2.7.5