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-rw-r--r--include/linux/rcupdate.h12
1 files changed, 0 insertions, 12 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 003427425e27..ad5e6934dcf3 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -884,18 +884,6 @@ static inline void rcu_sysidle_force_exit(void) { }
/*
- * Dump the ftrace buffer, but only one time per callsite per boot.
- */
-#define rcu_ftrace_dump(oops_dump_mode) \
-do { \
- static atomic_t ___rfd_beenhere = ATOMIC_INIT(0); \
- \
- if (!atomic_read(&___rfd_beenhere) && \
- !atomic_xchg(&___rfd_beenhere, 1)) \
- ftrace_dump(oops_dump_mode); \
-} while (0)
-
-/*
* Place this after a lock-acquisition primitive to guarantee that
* an UNLOCK+LOCK pair acts as a full barrier. This guarantee applies
* if the UNLOCK and LOCK are executed by the same CPU or if the