On Fri, Sep 19, 2014 at 08:29:36AM -0700, Jeff Kirsher wrote:
> From: Mark Rustad <mark.d.rustad@xxxxxxxxx>
>
> Silence the nested-externs warnings for these, as they are
> truly wanted.
>
You're patching an old tree.
---
commit 2e39465abc4b7856a0ea6fcf4f6b4668bb5db877
Author: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Date: Mon Aug 4 12:07:15 2014 +0200
locking: Remove deprecated smp_mb__() barriers
Its been a while and there are no in-tree users left, so remove the
deprecated barriers.
Signed-off-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Chen, Gong <gong.chen@xxxxxxxxxxxxxxx>
Cc: Jacob Pan <jacob.jun.pan@xxxxxxxxxxxxxxx>
Cc: Joe Perches <joe@xxxxxxxxxxx>
Cc: John Sullivan <jsrhbz@xxxxxxxxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
Cc: Theodore Ts'o <tytso@xxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
diff --git a/include/linux/atomic.h b/include/linux/atomic.h
index fef3a80..5b08a85 100644
--- a/include/linux/atomic.h
+++ b/include/linux/atomic.h
@@ -3,42 +3,6 @@
#define _LINUX_ATOMIC_H
#include <asm/atomic.h>
-/*
- * Provide __deprecated wrappers for the new interface, avoid flag day changes.
- * We need the ugly external functions to break header recursion hell.
- */
-#ifndef smp_mb__before_atomic_inc
-static inline void __deprecated smp_mb__before_atomic_inc(void)
-{
- extern void __smp_mb__before_atomic(void);
- __smp_mb__before_atomic();
-}
-#endif
-
-#ifndef smp_mb__after_atomic_inc
-static inline void __deprecated smp_mb__after_atomic_inc(void)
-{
- extern void __smp_mb__after_atomic(void);
- __smp_mb__after_atomic();
-}
-#endif
-
-#ifndef smp_mb__before_atomic_dec
-static inline void __deprecated smp_mb__before_atomic_dec(void)
-{
- extern void __smp_mb__before_atomic(void);
- __smp_mb__before_atomic();
-}
-#endif
-
-#ifndef smp_mb__after_atomic_dec
-static inline void __deprecated smp_mb__after_atomic_dec(void)
-{
- extern void __smp_mb__after_atomic(void);
- __smp_mb__after_atomic();
-}
-#endif
-
/**
* atomic_add_unless - add unless the number is already a given value
* @v: pointer of type atomic_t
diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index cbc5833..be5fd38 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -32,26 +32,6 @@ extern unsigned long __sw_hweight64(__u64 w);
*/
#include <asm/bitops.h>
-/*
- * Provide __deprecated wrappers for the new interface, avoid flag day changes.
- * We need the ugly external functions to break header recursion hell.
- */
-#ifndef smp_mb__before_clear_bit
-static inline void __deprecated smp_mb__before_clear_bit(void)
-{
- extern void __smp_mb__before_atomic(void);
- __smp_mb__before_atomic();
-}
-#endif
-
-#ifndef smp_mb__after_clear_bit
-static inline void __deprecated smp_mb__after_clear_bit(void)
-{
- extern void __smp_mb__after_atomic(void);
- __smp_mb__after_atomic();
-}
-#endif
-
#define for_each_set_bit(bit, addr, size) \
for ((bit) = find_first_bit((addr), (size)); \
(bit) < (size); \
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 1211575..76c518c 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -90,22 +90,6 @@
#define CREATE_TRACE_POINTS
#include <trace/events/sched.h>
-#ifdef smp_mb__before_atomic
-void __smp_mb__before_atomic(void)
-{
- smp_mb__before_atomic();
-}
-EXPORT_SYMBOL(__smp_mb__before_atomic);
-#endif
-
-#ifdef smp_mb__after_atomic
-void __smp_mb__after_atomic(void)
-{
- smp_mb__after_atomic();
-}
-EXPORT_SYMBOL(__smp_mb__after_atomic);
-#endif
-
void start_bandwidth_timer(struct hrtimer *period_timer, ktime_t period)
{
unsigned long delta;
--
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