[18/24] s390: use asm-generic/mmu_context.h for no-op implementations
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Message ID 20200728033405.78469-19-npiggin@gmail.com
State New
Headers show
Series
  • Use asm-generic for mmu_context no-op functions
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Commit Message

Nicholas Piggin July 28, 2020, 3:33 a.m. UTC
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: Nicholas Piggin <npiggin@gmail.com>
---
 arch/s390/include/asm/mmu_context.h | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

Patch
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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 */