linux-kernel - [PATCH tip/core/rcu 01/10] rcu: Remove unused rcu_dynticks

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Date:   Wed, 29 Aug 2018 16:07:26 -0700
From:   "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:     linux-kernel@...r.kernel.org
Cc:     mingo@...nel.org, jiangshanlai@...il.com, dipankar@...ibm.com,
        akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com,
        josh@...htriplett.org, tglx@...utronix.de, peterz@...radead.org,
        rostedt@...dmis.org, dhowells@...hat.com, edumazet@...gle.com,
        fweisbec@...il.com, oleg@...hat.com, joel@...lfernandes.org,
        "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: [PATCH tip/core/rcu 01/10] rcu: Remove unused rcu_dynticks_snap() from Tiny RCU

The rcu_dynticks_snap() function is defined in include/linux/rcutiny.h,
but is no longer used by Tiny RCU.  This commit therefore removes it.

Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
---
 include/linux/rcutiny.h | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index 7fa4fb9e899e..f183683bdf79 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -27,12 +27,6 @@
 
 #include <linux/ktime.h>
 
-struct rcu_dynticks;
-static inline int rcu_dynticks_snap(struct rcu_dynticks *rdtp)
-{
-	return 0;
-}
-
 /* Never flag non-existent other CPUs! */
 static inline bool rcu_eqs_special_set(int cpu) { return false; }
 
-- 
2.17.1