[10/24] microblaze: use asm-generic/mmu_context.h for no-op implementations
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Message ID 20200728033405.78469-11-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: Michal Simek <monstr@monstr.eu>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/microblaze/include/asm/mmu_context_mm.h | 8 ++++----
 arch/microblaze/include/asm/processor.h      | 3 ---
 2 files changed, 4 insertions(+), 7 deletions(-)

Patch
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diff --git a/arch/microblaze/include/asm/mmu_context_mm.h b/arch/microblaze/include/asm/mmu_context_mm.h
index a1c7dd48454c..c2c77f708455 100644
--- a/arch/microblaze/include/asm/mmu_context_mm.h
+++ b/arch/microblaze/include/asm/mmu_context_mm.h
@@ -33,10 +33,6 @@ 
    to represent all kernel pages as shared among all contexts.
  */
 
-static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
-{
-}
-
 # define NO_CONTEXT	256
 # define LAST_CONTEXT	255
 # define FIRST_CONTEXT	1
@@ -105,6 +101,7 @@  static inline void get_mmu_context(struct mm_struct *mm)
 /*
  * We're finished using the context for an address space.
  */
+#define destroy_context destroy_context
 static inline void destroy_context(struct mm_struct *mm)
 {
 	if (mm->context != NO_CONTEXT) {
@@ -126,6 +123,7 @@  static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
  * After we have set current->mm to a new value, this activates
  * the context for the new mm so we see the new mappings.
  */
+#define activate_mm activate_mm
 static inline void activate_mm(struct mm_struct *active_mm,
 			struct mm_struct *mm)
 {
@@ -136,5 +134,7 @@  static inline void activate_mm(struct mm_struct *active_mm,
 
 extern void mmu_context_init(void);
 
+#include <asm-generic/mmu_context.h>
+
 # endif /* __KERNEL__ */
 #endif /* _ASM_MICROBLAZE_MMU_CONTEXT_H */
diff --git a/arch/microblaze/include/asm/processor.h b/arch/microblaze/include/asm/processor.h
index 1ff5a82b76b6..616211871a6e 100644
--- a/arch/microblaze/include/asm/processor.h
+++ b/arch/microblaze/include/asm/processor.h
@@ -122,9 +122,6 @@  unsigned long get_wchan(struct task_struct *p);
 #  define KSTK_EIP(task)	(task_pc(task))
 #  define KSTK_ESP(task)	(task_sp(task))
 
-/* FIXME */
-#  define deactivate_mm(tsk, mm)	do { } while (0)
-
 #  define STACK_TOP	TASK_SIZE
 #  define STACK_TOP_MAX	STACK_TOP