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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>, Tony Luck <tony.luck@intel.com>,
	Fenghua Yu <fenghua.yu@intel.com>,
	linux-ia64@vger.kernel.org
Subject: [PATCH 08/24] ia64: use asm-generic/mmu_context.h for no-op implementations
Date: Tue, 28 Jul 2020 13:33:49 +1000	[thread overview]
Message-ID: <20200728033405.78469-9-npiggin@gmail.com> (raw)
In-Reply-To: <20200728033405.78469-1-npiggin@gmail.com>

Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: linux-ia64@vger.kernel.org
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/ia64/include/asm/mmu_context.h | 17 ++++-------------
 1 file changed, 4 insertions(+), 13 deletions(-)

diff --git a/arch/ia64/include/asm/mmu_context.h b/arch/ia64/include/asm/mmu_context.h
index 2da0e2eb036b..87a0d5bc11ef 100644
--- a/arch/ia64/include/asm/mmu_context.h
+++ b/arch/ia64/include/asm/mmu_context.h
@@ -49,11 +49,6 @@ DECLARE_PER_CPU(u8, ia64_need_tlb_flush);
 extern void mmu_context_init (void);
 extern void wrap_mmu_context (struct mm_struct *mm);
 
-static inline void
-enter_lazy_tlb (struct mm_struct *mm, struct task_struct *tsk)
-{
-}
-
 /*
  * When the context counter wraps around all TLBs need to be flushed because
  * an old context number might have been reused. This is signalled by the
@@ -116,6 +111,7 @@ get_mmu_context (struct mm_struct *mm)
  * Initialize context number to some sane value.  MM is guaranteed to be a
  * brand-new address-space, so no TLB flushing is needed, ever.
  */
+#define init_new_context init_new_context
 static inline int
 init_new_context (struct task_struct *p, struct mm_struct *mm)
 {
@@ -123,12 +119,6 @@ init_new_context (struct task_struct *p, struct mm_struct *mm)
 	return 0;
 }
 
-static inline void
-destroy_context (struct mm_struct *mm)
-{
-	/* Nothing to do.  */
-}
-
 static inline void
 reload_context (nv_mm_context_t context)
 {
@@ -178,11 +168,10 @@ activate_context (struct mm_struct *mm)
 	} while (unlikely(context != mm->context));
 }
 
-#define deactivate_mm(tsk,mm)	do { } while (0)
-
 /*
  * Switch from address space PREV to address space NEXT.
  */
+#define activate_mm activate_mm
 static inline void
 activate_mm (struct mm_struct *prev, struct mm_struct *next)
 {
@@ -196,5 +185,7 @@ activate_mm (struct mm_struct *prev, struct mm_struct *next)
 
 #define switch_mm(prev_mm,next_mm,next_task)	activate_mm(prev_mm, next_mm)
 
+#include <asm-generic/mmu_context.h>
+
 # endif /* ! __ASSEMBLY__ */
 #endif /* _ASM_IA64_MMU_CONTEXT_H */
-- 
2.23.0



  parent reply	other threads:[~2020-07-28  3:34 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-28  3:33 [PATCH 00/24] Use asm-generic for mmu_context no-op functions Nicholas Piggin
2020-07-28  3:33 ` [PATCH 01/24] asm-generic: add generic versions of mmu context functions Nicholas Piggin
2020-07-28  4:01   ` Vineet Gupta
2020-07-28 10:37     ` Nicholas Piggin
2020-08-26 13:59     ` Nicholas Piggin
2020-07-28  5:53   ` kernel test robot
2020-07-28 23:52   ` kernel test robot
2020-07-28  3:33 ` [PATCH 02/24] alpha: use asm-generic/mmu_context.h for no-op implementations Nicholas Piggin
2020-07-28  3:33 ` [PATCH 03/24] arc: " Nicholas Piggin
2020-07-28  3:58   ` Vineet Gupta
2020-07-28  3:33 ` [PATCH 04/24] arm: " Nicholas Piggin
2020-07-28  4:14   ` Vineet Gupta
2020-08-26 14:14     ` Nicholas Piggin
2020-07-28  3:33 ` [PATCH 05/24] arm64: " Nicholas Piggin
2020-07-28  3:33 ` [PATCH 06/24] csky: " Nicholas Piggin
2020-07-28  4:09   ` Guo Ren
2020-07-28  3:33 ` [PATCH 07/24] hexagon: " Nicholas Piggin
2020-08-11 18:34   ` Brian Cain
2020-07-28  3:33 ` Nicholas Piggin [this message]
2020-07-28  3:33 ` [PATCH 09/24] m68k: " Nicholas Piggin
2020-07-30  8:11   ` kernel test robot
2020-07-28  3:33 ` [PATCH 10/24] microblaze: " Nicholas Piggin
2020-07-28  3:33 ` [PATCH 11/24] mips: " Nicholas Piggin
2020-07-28  3:33 ` [PATCH 12/24] nds32: " Nicholas Piggin
2020-07-28  3:33 ` [PATCH 13/24] nios2: " Nicholas Piggin
2020-07-28  3:33 ` [PATCH 14/24] openrisc: " Nicholas Piggin
2020-07-29 11:45   ` Stafford Horne
2020-08-26 14:33     ` Nicholas Piggin
2020-07-28  3:33 ` [PATCH 15/24] parisc: " Nicholas Piggin
2020-07-28  3:33 ` [PATCH 16/24] powerpc: " Nicholas Piggin
2020-07-28  3:33 ` [PATCH 17/24] riscv: " Nicholas Piggin
2020-07-30 21:20   ` Palmer Dabbelt
2020-07-28  3:33 ` [PATCH 18/24] s390: " Nicholas Piggin
2020-07-28  3:34 ` [PATCH 19/24] sh: " Nicholas Piggin
2020-07-28  3:34 ` [PATCH 20/24] sparc: " Nicholas Piggin
2020-07-28  3:34 ` [PATCH 21/24] um: " Nicholas Piggin
2020-07-28  3:34 ` [PATCH 22/24] unicore32: " Nicholas Piggin
2020-07-28  3:34 ` [PATCH 23/24] x86: " Nicholas Piggin
2020-07-28 10:54   ` peterz
2020-07-28  3:34 ` [PATCH 24/24] xtensa: " Nicholas Piggin

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