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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 v3 08/23] ia64: use asm-generic/mmu_context.h for no-op implementations
Date: Wed,  2 Sep 2020 00:15:24 +1000	[thread overview]
Message-ID: <20200901141539.1757549-9-npiggin@gmail.com> (raw)
In-Reply-To: <20200901141539.1757549-1-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>
---

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

 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:[~2020-09-01 14:45 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-01 14:15 [PATCH v3 00/23] Use asm-generic for mmu_context no-op functions Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 01/23] asm-generic: add generic MMU versions of mmu context functions Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 02/23] alpha: use asm-generic/mmu_context.h for no-op implementations Nicholas Piggin
2020-09-01 16:51   ` Matt Turner
2020-09-01 14:15 ` [PATCH v3 03/23] arc: " Nicholas Piggin
2020-09-01 18:32   ` Vineet Gupta
2020-09-01 14:15 ` [PATCH v3 04/23] arm: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 05/23] arm64: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 06/23] csky: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 07/23] hexagon: " Nicholas Piggin
2020-09-01 14:15 ` Nicholas Piggin [this message]
2020-09-01 14:15 ` [PATCH v3 09/23] m68k: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 10/23] microblaze: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 11/23] mips: " Nicholas Piggin
2020-09-01 15:23   ` Thomas Bogendoerfer
2020-09-01 14:15 ` [PATCH v3 12/23] nds32: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 13/23] nios2: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 14/23] openrisc: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 15/23] parisc: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 16/23] powerpc: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 17/23] riscv: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 18/23] s390: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 19/23] sh: " Nicholas Piggin
2020-09-03  5:57   ` Rich Felker
2020-09-01 14:15 ` [PATCH v3 20/23] sparc: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 21/23] um: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 22/23] x86: " Nicholas Piggin
2020-09-01 14:15 ` [PATCH v3 23/23] xtensa: " Nicholas Piggin
2020-09-01 17:55   ` Max Filippov
2020-09-09 11:27 ` [PATCH v3 00/23] Use asm-generic for mmu_context no-op functions Arnd Bergmann
2020-10-09 14:01   ` Arnd Bergmann
2020-10-10  2:02     ` Stephen Rothwell
2020-10-10  8:25       ` Arnd Bergmann
2020-10-10 19:00         ` Stephen Rothwell
2020-10-19  1:00         ` Nicholas Piggin

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