[xen staging] xen/list: add LIST_HEAD_RO_AFTER_INIT

[patchbot@xxxxxxx]

commit 2e1e0504cc52901689d15517459163b4159c8110
Author:     Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>
AuthorDate: Tue Jul 23 13:59:12 2024 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Tue Jul 23 13:59:12 2024 +0200

    xen/list: add LIST_HEAD_RO_AFTER_INIT
    
    Similar to LIST_HEAD_READ_MOSTLY.
    
    Signed-off-by: Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
---
 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 6506ac4089..62169f4674 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;
--
generated by git-patchbot for /home/xen/git/xen.git#staging