From b4704b8ba13ae09620f5990646b7316c0cb8134b Mon Sep 17 00:00:00 2001
From: Rolf Neugebauer <rolf.neugebauer@docker.com>
Date: Mon, 15 Jan 2018 13:49:07 +0000
Subject: [PATCH] config: Add 'ucode' to the kernel schema

This optional option will allow users to specify a CPU
microcode cpio archive to be prepended to the initrd file.

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
---
 src/moby/config.go | 4 ++++
 src/moby/schema.go | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/moby/config.go b/src/moby/config.go
index ac2ef3884..fc1107d5a 100644
--- a/src/moby/config.go
+++ b/src/moby/config.go
@@ -36,6 +36,7 @@ type KernelConfig struct {
 	Cmdline string  `yaml:"cmdline,omitempty" json:"cmdline,omitempty"`
 	Binary  string  `yaml:"binary,omitempty" json:"binary,omitempty"`
 	Tar     *string `yaml:"tar,omitempty" json:"tar,omitempty"`
+	UCode   *string `yaml:"ucode,omitempty" json:"ucode,omitempty"`
 
 	ref *reference.Spec
 }
@@ -289,6 +290,9 @@ func AppendConfig(m0, m1 Moby) (Moby, error) {
 	if m1.Kernel.Tar != nil {
 		moby.Kernel.Tar = m1.Kernel.Tar
 	}
+	if m1.Kernel.UCode != nil {
+		moby.Kernel.UCode = m1.Kernel.UCode
+	}
 	if m1.Kernel.ref != nil {
 		moby.Kernel.ref = m1.Kernel.ref
 	}
diff --git a/src/moby/schema.go b/src/moby/schema.go
index 2ca2c3c4f..7c2771214 100644
--- a/src/moby/schema.go
+++ b/src/moby/schema.go
@@ -13,7 +13,8 @@ var schema = string(`
         "image": {"type": "string"},
         "cmdline": {"type": "string"},
         "binary": {"type": "string"},
-        "tar": {"type": "string"}
+        "tar": {"type": "string"},
+        "ucode": {"type": "string"}
       }
     },
     "file": {