[PATCH v3 13/23] nios2: use asm-generic/mmu_context.h for no-op implementations

Nicholas Piggin
2020-09-01T14:43:20Z

Cc: Ley Foon Tan <ley.foon.tan@intel.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---

Please ack or nack if you object to this being mered via
Arnd's tree.

arch/nios2/include/asm/mmu_context.h | 21 ++++-----------------
1 file changed, 4 insertions(+), 17 deletions(-)

diff --git a/arch/nios2/include/asm/mmu_context.h b/arch/nios2/include/asm/mmu_context.h
index 78ab3dacf579..4f99ed09b5a7 100644
--- a/arch/nios2/include/asm/mmu_context.h
+++ b/arch/nios2/include/asm/mmu_context.h
@@ -26,16 +26,13 @@ extern unsigned long get_pid_from_context(mm_context_t *ctx);
*/
extern pgd_t *pgd_current;

-static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
-{
-}
-
/*
* Initialize the context related info for a new mm_struct instance.
*
* Set all new contexts to 0, that way the generation will never match
* the currently running generation when this context is switched in.
*/
+#define init_new_context init_new_context
static inline int init_new_context(struct task_struct *tsk,
struct mm_struct *mm)
{
@@ -43,26 +40,16 @@ static inline int init_new_context(struct task_struct *tsk,
return 0;
}

-/*
- * Destroy context related info for an mm_struct that is about
- * to be put to rest.
- */
-static inline void destroy_context(struct mm_struct *mm)
-{
-}
-
void switch_mm(struct mm_struct *prev, struct mm_struct *next,
struct task_struct *tsk);

-static inline void deactivate_mm(struct task_struct *tsk,
- struct mm_struct *mm)
-{
-}
-
/*
* 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
void activate_mm(struct mm_struct *prev, struct mm_struct *next);

+#include <asm-generic/mmu_context.h>
+
#endif /* _ASM_NIOS2_MMU_CONTEXT_H */
--
2.23.0