[tip:irq/core] softirq/s390: Move default mutators of overwritten softirq mask to s390

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Commit-ID:  48bda43eabb8d086204f543cf8bbad696b8c6391
Gitweb:     https://git.kernel.org/tip/48bda43eabb8d086204f543cf8bbad696b8c6391
Author:     Frederic Weisbecker <frederic@xxxxxxxxxx>
AuthorDate: Tue, 8 May 2018 15:38:26 +0200
Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Mon, 14 May 2018 11:25:28 +0200

softirq/s390: Move default mutators of overwritten softirq mask to s390

s390 is now the last architecture that entirely overwrites
local_softirq_pending() and uses the according default definitions of
set_softirq_pending() and or_softirq_pending().

Just move these to s390 to debloat the generic code complexity.

Suggested-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Signed-off-by: Frederic Weisbecker <frederic@xxxxxxxxxx>
Acked-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Acked-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: David S. Miller <davem@xxxxxxxxxxxxx>
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Cc: Helge Deller <deller@xxxxxx>
Cc: James E.J. Bottomley <jejb@xxxxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Rich Felker <dalias@xxxxxxxx>
Cc: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1525786706-22846-12-git-send-email-frederic@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 arch/s390/include/asm/hardirq.h | 2 ++
 include/linux/interrupt.h       | 7 -------
 2 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/arch/s390/include/asm/hardirq.h b/arch/s390/include/asm/hardirq.h
index a296c6acfd07..dfbc3c6c0674 100644
--- a/arch/s390/include/asm/hardirq.h
+++ b/arch/s390/include/asm/hardirq.h
@@ -14,6 +14,8 @@
 #include <asm/lowcore.h>
 
 #define local_softirq_pending() (S390_lowcore.softirq_pending)
+#define set_softirq_pending(x) (S390_lowcore.softirq_pending = (x))
+#define or_softirq_pending(x)  (S390_lowcore.softirq_pending |= (x))
 
 #define __ARCH_IRQ_STAT
 #define __ARCH_HAS_DO_SOFTIRQ
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 7a11f73c5c3b..eeceac3376fc 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -442,13 +442,6 @@ extern bool force_irqthreads;
 #define set_softirq_pending(x)	(__this_cpu_write(local_softirq_pending_ref, (x)))
 #define or_softirq_pending(x)	(__this_cpu_or(local_softirq_pending_ref, (x)))
 
-#else /* local_softirq_pending */
-
-#ifndef __ARCH_SET_SOFTIRQ_PENDING
-#define set_softirq_pending(x) (local_softirq_pending() = (x))
-#define or_softirq_pending(x)  (local_softirq_pending() |= (x))
-#endif
-
 #endif /* local_softirq_pending */
 
 /* Some architectures might implement lazy enabling/disabling of
--
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