git: 23ebeac87f40 - main - linuxkpi: Add `list_for_each_entry_from_rcu()` in <linux/rculist.h>

From: Jean-Sébastien Pédron <dumbbell_at_FreeBSD.org>
Date: Fri, 11 Nov 2022 17:57:49 UTC
The branch main has been updated by dumbbell (ports committer):

URL: https://cgit.FreeBSD.org/src/commit/?id=23ebeac87f400e1c35b18392f968f6fa38ae128d

commit 23ebeac87f400e1c35b18392f968f6fa38ae128d
Author:     Jean-Sébastien Pédron <dumbbell@FreeBSD.org>
AuthorDate: 2022-11-11 17:42:10 +0000
Commit:     Jean-Sébastien Pédron <dumbbell@FreeBSD.org>
CommitDate: 2022-11-11 17:42:10 +0000

    linuxkpi: Add `list_for_each_entry_from_rcu()` in <linux/rculist.h>
    
    Reviewed by:    manu
    Approved by:    manu
    Differential Revision:  https://reviews.freebsd.org/D36967
---
 sys/compat/linuxkpi/common/include/linux/rculist.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sys/compat/linuxkpi/common/include/linux/rculist.h b/sys/compat/linuxkpi/common/include/linux/rculist.h
index e0c3f79d9e5a..305c425574b4 100644
--- a/sys/compat/linuxkpi/common/include/linux/rculist.h
+++ b/sys/compat/linuxkpi/common/include/linux/rculist.h
@@ -44,6 +44,11 @@
 	     &(pos)->member != (head);					\
 	     pos = list_entry_rcu((pos)->member.next, typeof(*(pos)), member))
 
+#define	list_for_each_entry_from_rcu(pos, head, member) \
+	for (; \
+	     &(pos)->member != (head);					\
+	     pos = list_entry_rcu((pos)->member.next, typeof(*(pos)), member))
+
 #define	list_for_each_entry_lockless(pos, head, member) \
 	list_for_each_entry_rcu(pos, head, member)