From ae43a58d97fc00e31770142da832fb8a249808eb Mon Sep 17 00:00:00 2001
From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Sun, 23 Oct 2022 17:39:22 -0400
Subject: Update bcachefs sources to 70fa0c1ff4 fixup! bcachefs: Btree key
 cache improvements

---
 include/linux/rcupdate.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'include/linux/rcupdate.h')

diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index ae29224..3db40cb 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -4,6 +4,8 @@
 #include <urcu.h>
 #include <linux/compiler.h>
 
+#define ULONG_CMP_GE(a, b)      (ULONG_MAX / 2 >= (a) - (b))
+
 #define rcu_dereference_check(p, c)	rcu_dereference(p)
 #define rcu_dereference_raw(p)		rcu_dereference(p)
 #define rcu_dereference_protected(p, c)	rcu_dereference(p)
-- 
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