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>, Chris Zankel <chris@zankel.net>,
Max Filippov <jcmvbkbc@gmail.com>,
linux-xtensa@linux-xtensa.org
Subject: [PATCH v2 23/23] xtensa: use asm-generic/mmu_context.h for no-op implementations
Date: Thu, 27 Aug 2020 00:52:49 +1000 [thread overview]
Message-ID: <20200826145249.745432-24-npiggin@gmail.com> (raw)
In-Reply-To: <20200826145249.745432-1-npiggin@gmail.com>
Cc: Chris Zankel <chris@zankel.net>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: linux-xtensa@linux-xtensa.org
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
arch/xtensa/include/asm/mmu_context.h | 11 +++--------
arch/xtensa/include/asm/nommu_context.h | 26 +------------------------
2 files changed, 4 insertions(+), 33 deletions(-)
diff --git a/arch/xtensa/include/asm/mmu_context.h b/arch/xtensa/include/asm/mmu_context.h
index 74923ef3b228..e337ba9686e9 100644
--- a/arch/xtensa/include/asm/mmu_context.h
+++ b/arch/xtensa/include/asm/mmu_context.h
@@ -111,6 +111,7 @@ static inline void activate_context(struct mm_struct *mm, unsigned int cpu)
* to -1 says the process has never run on any core.
*/
+#define init_new_context init_new_context
static inline int init_new_context(struct task_struct *tsk,
struct mm_struct *mm)
{
@@ -136,24 +137,18 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
activate_context(next, cpu);
}
-#define activate_mm(prev, next) switch_mm((prev), (next), NULL)
-#define deactivate_mm(tsk, mm) do { } while (0)
-
/*
* Destroy context related info for an mm_struct that is about
* to be put to rest.
*/
+#define destroy_context destroy_context
static inline void destroy_context(struct mm_struct *mm)
{
invalidate_page_directory();
}
-static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
-{
- /* Nothing to do. */
-
-}
+#include <asm-generic/mmu_context.h>
#endif /* CONFIG_MMU */
#endif /* _XTENSA_MMU_CONTEXT_H */
diff --git a/arch/xtensa/include/asm/nommu_context.h b/arch/xtensa/include/asm/nommu_context.h
index 37251b2ef871..7c9d1918dc41 100644
--- a/arch/xtensa/include/asm/nommu_context.h
+++ b/arch/xtensa/include/asm/nommu_context.h
@@ -7,28 +7,4 @@ static inline void init_kio(void)
{
}
-static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
-{
-}
-
-static inline int init_new_context(struct task_struct *tsk,struct mm_struct *mm)
-{
- return 0;
-}
-
-static inline void destroy_context(struct mm_struct *mm)
-{
-}
-
-static inline void activate_mm(struct mm_struct *prev, struct mm_struct *next)
-{
-}
-
-static inline 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)
-{
-}
+#include <asm-generic/nommu_context.h>
--
2.23.0
next prev parent reply other threads:[~2020-08-26 14:54 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-26 14:52 [PATCH v2 00/23] Use asm-generic for mmu_context no-op functions Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 01/23] asm-generic: add generic MMU versions of mmu context functions Nicholas Piggin
2020-08-26 18:13 ` kernel test robot
2020-09-01 6:49 ` Mike Rapoport
2020-09-01 7:14 ` Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 02/23] alpha: use asm-generic/mmu_context.h for no-op implementations Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 03/23] arc: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 04/23] arm: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 05/23] arm64: " Nicholas Piggin
2020-08-26 15:25 ` Catalin Marinas
2020-08-26 16:20 ` Nicholas Piggin
2020-10-27 9:59 ` Naresh Kamboju
2020-10-27 15:08 ` Arnd Bergmann
2020-08-26 18:42 ` kernel test robot
2020-08-26 18:57 ` kernel test robot
2020-08-26 23:55 ` kernel test robot
2020-08-26 14:52 ` [PATCH v2 06/23] csky: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 07/23] hexagon: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 08/23] ia64: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 09/23] m68k: " Nicholas Piggin
2020-08-27 9:33 ` Geert Uytterhoeven
2020-09-01 6:23 ` Nicholas Piggin
2020-09-01 7:03 ` Geert Uytterhoeven
2020-09-01 7:50 ` Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 10/23] microblaze: " Nicholas Piggin
2020-08-31 14:15 ` Michal Simek
2020-09-01 6:15 ` Nicholas Piggin
2020-09-01 6:41 ` Michal Simek
2020-09-01 7:09 ` Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 11/23] mips: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 12/23] nds32: " Nicholas Piggin
2020-08-28 10:09 ` Greentime Hu
2020-08-26 14:52 ` [PATCH v2 13/23] nios2: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 14/23] openrisc: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 15/23] parisc: " Nicholas Piggin
2020-08-29 9:09 ` Helge Deller
2020-08-26 14:52 ` [PATCH v2 16/23] powerpc: " Nicholas Piggin
2020-09-01 7:30 ` Michael Ellerman
2020-08-26 14:52 ` [PATCH v2 17/23] riscv: " Nicholas Piggin
2020-08-26 16:42 ` Pekka Enberg
2020-08-26 14:52 ` [PATCH v2 18/23] s390: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 19/23] sh: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 20/23] sparc: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 21/23] um: " Nicholas Piggin
2020-08-26 14:52 ` [PATCH v2 22/23] x86: " Nicholas Piggin
2020-08-26 14:52 ` Nicholas Piggin [this message]
2020-08-26 20:12 ` [PATCH v2 00/23] Use asm-generic for mmu_context no-op functions Arnd Bergmann
2020-08-30 10:18 ` Mike Rapoport
2020-09-01 6:17 ` Nicholas Piggin
2020-09-01 6:54 ` Mike Rapoport
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