From 93e2dfd394386917c97d301e7b3c03bd55e76fda Mon Sep 17 00:00:00 2001
From: Nicholas Piggin <npiggin@gmail.com>
Date: Wed, 2 Sep 2020 00:15:34 +1000
Subject: s390: use asm-generic/mmu_context.h for no-op implementations

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: linux-s390@vger.kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 arch/s390/include/asm/mmu_context.h | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

(limited to 'arch/s390/include/asm/mmu_context.h')

diff --git a/arch/s390/include/asm/mmu_context.h b/arch/s390/include/asm/mmu_context.h
index c9f3d8a52756..66f9cf0a07e3 100644
--- a/arch/s390/include/asm/mmu_context.h
+++ b/arch/s390/include/asm/mmu_context.h
@@ -15,6 +15,7 @@
 #include <asm/ctl_reg.h>
 #include <asm-generic/mm_hooks.h>
 
+#define init_new_context init_new_context
 static inline int init_new_context(struct task_struct *tsk,
 				   struct mm_struct *mm)
 {
@@ -69,8 +70,6 @@ static inline int init_new_context(struct task_struct *tsk,
 	return 0;
 }
 
-#define destroy_context(mm)             do { } while (0)
-
 static inline void set_user_asce(struct mm_struct *mm)
 {
 	S390_lowcore.user_asce = mm->context.asce;
@@ -125,9 +124,7 @@ static inline void finish_arch_post_lock_switch(void)
 	set_fs(current->thread.mm_segment);
 }
 
-#define enter_lazy_tlb(mm,tsk)	do { } while (0)
-#define deactivate_mm(tsk,mm)	do { } while (0)
-
+#define activate_mm activate_mm
 static inline void activate_mm(struct mm_struct *prev,
                                struct mm_struct *next)
 {
@@ -136,4 +133,6 @@ static inline void activate_mm(struct mm_struct *prev,
 	set_user_asce(next);
 }
 
+#include <asm-generic/mmu_context.h>
+
 #endif /* __S390_MMU_CONTEXT_H */
-- 
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