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From:   Nicholas Piggin <npiggin@gmail.com>
To:     linux-arch@vger.kernel.org
Cc:     Nicholas Piggin <npiggin@gmail.com>, linux-kernel@vger.kernel.org,
        linux-mm@kvack.org, Arnd Bergmann <arnd@arndb.de>,
        Yoshinori Sato <ysato@users.sourceforge.jp>,
        Rich Felker <dalias@libc.org>, linux-sh@vger.kernel.org
Subject: [PATCH v3 19/23] sh: use asm-generic/mmu_context.h for no-op implementations
Date:   Wed,  2 Sep 2020 00:15:35 +1000
Message-Id: <20200901141539.1757549-20-npiggin@gmail.com>
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Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: linux-sh@vger.kernel.org
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---

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

 arch/sh/include/asm/mmu_context.h    | 5 ++---
 arch/sh/include/asm/mmu_context_32.h | 9 ---------
 2 files changed, 2 insertions(+), 12 deletions(-)

diff --git a/arch/sh/include/asm/mmu_context.h b/arch/sh/include/asm/mmu_context.h
index 461b1304580b..78eef4e7d5df 100644
--- a/arch/sh/include/asm/mmu_context.h
+++ b/arch/sh/include/asm/mmu_context.h
@@ -84,6 +84,7 @@ static inline void get_mmu_context(struct mm_struct *mm, unsigned int cpu)
  * Initialize the context related info for a new mm_struct
  * instance.
  */
+#define init_new_context init_new_context
 static inline int init_new_context(struct task_struct *tsk,
 				   struct mm_struct *mm)
 {
@@ -120,9 +121,7 @@ static inline void switch_mm(struct mm_struct *prev,
 			activate_context(next, cpu);
 }
 
-#define activate_mm(prev, next)		switch_mm((prev),(next),NULL)
-#define deactivate_mm(tsk,mm)		do { } while (0)
-#define enter_lazy_tlb(mm,tsk)		do { } while (0)
+#include <asm-generic/mmu_context.h>
 
 #else
 
diff --git a/arch/sh/include/asm/mmu_context_32.h b/arch/sh/include/asm/mmu_context_32.h
index 71bf12ef1f65..bc5034fa6249 100644
--- a/arch/sh/include/asm/mmu_context_32.h
+++ b/arch/sh/include/asm/mmu_context_32.h
@@ -2,15 +2,6 @@
 #ifndef __ASM_SH_MMU_CONTEXT_32_H
 #define __ASM_SH_MMU_CONTEXT_32_H
 
-/*
- * 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)
-{
-	/* Do nothing */
-}
-
 #ifdef CONFIG_CPU_HAS_PTEAEX
 static inline void set_asid(unsigned long asid)
 {
-- 
2.23.0