Merge branch 'locking/rcuref' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pulling rcurefs from Peter for tglx's work.

Link: https://lore.kernel.org/all/[email protected]/
Signed-off-by: Jakub Kicinski <[email protected]>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/types.h b/include/linux/types.h
index ea8cf60a8a79..688fb943556a 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -175,6 +175,12 @@ typedef struct {
 } atomic64_t;
 #endif
 
+typedef struct {
+	atomic_t refcnt;
+} rcuref_t;
+
+#define RCUREF_INIT(i)	{ .refcnt = ATOMIC_INIT(i - 1) }
+
 struct list_head {
 	struct list_head *next, *prev;
 };