0300-xen-list-add-LIST_HEAD_RO_AFTER_INIT.patch

From 2e1e0504cc52901689d15517459163b4159c8110 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?=
 <marmarek@invisiblethingslab.com>
Date: Tue, 23 Jul 2024 13:59:12 +0200
Subject: [PATCH] xen/list: add LIST_HEAD_RO_AFTER_INIT
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Similar to LIST_HEAD_READ_MOSTLY.

Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
---
 xen/include/xen/list.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/xen/include/xen/list.h b/xen/include/xen/list.h
index 6506ac40893b..62169f46742e 100644
--- a/xen/include/xen/list.h
+++ b/xen/include/xen/list.h
@@ -42,6 +42,9 @@ struct list_head {
 #define LIST_HEAD_READ_MOSTLY(name) \
     struct list_head __read_mostly name = LIST_HEAD_INIT(name)
 
+#define LIST_HEAD_RO_AFTER_INIT(name) \
+    struct list_head __ro_after_init name = LIST_HEAD_INIT(name)
+
 static inline void INIT_LIST_HEAD(struct list_head *list)
 {
     list->next = list;
-- 
2.46.0