Module Name: src
Committed By: riastradh
Date: Sun Dec 19 01:18:09 UTC 2021
Modified Files:
src/sys/external/bsd/drm2/include/linux: rcupdate.h
Log Message:
Add rcu_access_pointer and rcu_pointer_handoff.
To generate a diff of this commit:
cvs rdiff -u -r1.9 -r1.10 src/sys/external/bsd/drm2/include/linux/rcupdate.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/external/bsd/drm2/include/linux/rcupdate.h
diff -u src/sys/external/bsd/drm2/include/linux/rcupdate.h:1.9 src/sys/external/bsd/drm2/include/linux/rcupdate.h:1.10
--- src/sys/external/bsd/drm2/include/linux/rcupdate.h:1.9 Sun Dec 19 01:18:02 2021
+++ src/sys/external/bsd/drm2/include/linux/rcupdate.h Sun Dec 19 01:18:09 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: rcupdate.h,v 1.9 2021/12/19 01:18:02 riastradh Exp $ */
+/* $NetBSD: rcupdate.h,v 1.10 2021/12/19 01:18:09 riastradh Exp $ */
/*-
* Copyright (c) 2018 The NetBSD Foundation, Inc.
@@ -57,6 +57,15 @@
(P); \
})
+#define rcu_access_pointer(P) ({ \
+ __typeof__(*(P)) *__rcu_access_pointer_tmp = (P); \
+ __insn_barrier(); \
+ __rcu_access_pointer_tmp; \
+})
+
+/* kill_dependency */
+#define rcu_pointer_handoff(P) (P)
+
struct rcu_head {
void (*rcuh_callback)(struct rcu_head *);
struct rcu_head *rcuh_next;
