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 v2 08/23] ia64: use asm-generic/mmu_context.h for no-op implementations Date: Thu, 27 Aug 2020 00:52:34 +1000 [thread overview] Message-ID: <20200826145249.745432-9-npiggin@gmail.com> (raw) In-Reply-To: <20200826145249.745432-1-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
WARNING: multiple messages have this Message-ID (diff)
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 v2 08/23] ia64: use asm-generic/mmu_context.h for no-op implementations Date: Wed, 26 Aug 2020 14:52:34 +0000 [thread overview] Message-ID: <20200826145249.745432-9-npiggin@gmail.com> (raw) In-Reply-To: <20200826145249.745432-1-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
next prev parent reply other threads:[~2020-08-26 14:56 UTC|newest] Thread overview: 77+ 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 2020-08-26 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 ` Nicholas Piggin 2020-08-26 14:52 ` [PATCH v2 04/23] arm: " Nicholas Piggin 2020-08-26 14:52 ` Nicholas Piggin 2020-08-26 14:52 ` [PATCH v2 05/23] arm64: " Nicholas Piggin 2020-08-26 14:52 ` Nicholas Piggin 2020-08-26 15:25 ` Catalin Marinas 2020-08-26 15:25 ` Catalin Marinas 2020-08-26 16:20 ` Nicholas Piggin 2020-08-26 16:20 ` Nicholas Piggin 2020-10-27 9:59 ` Naresh Kamboju 2020-10-27 9:59 ` Naresh Kamboju 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 18:42 ` kernel test robot 2020-08-26 18:42 ` kernel test robot 2020-08-26 18:57 ` kernel test robot 2020-08-26 18:57 ` kernel test robot 2020-08-26 18:57 ` kernel test robot 2020-08-26 23:55 ` kernel test robot 2020-08-26 23:55 ` 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 ` Nicholas Piggin [this message] 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 2020-08-27 9:33 ` Geert Uytterhoeven 2020-09-01 6:23 ` Nicholas Piggin 2020-09-01 7:03 ` Geert Uytterhoeven 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 2020-08-28 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 ` [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 2020-08-26 14:52 ` Nicholas Piggin 2020-09-01 7:30 ` Michael Ellerman 2020-09-01 7:30 ` Michael Ellerman 2020-08-26 14:52 ` [PATCH v2 17/23] riscv: " Nicholas Piggin 2020-08-26 14:52 ` Nicholas Piggin 2020-08-26 16:42 ` Pekka Enberg 2020-08-26 16:42 ` Pekka Enberg 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 ` Nicholas Piggin 2020-08-26 14:52 ` [PATCH v2 20/23] sparc: " Nicholas Piggin 2020-08-26 14:52 ` 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 ` [PATCH v2 23/23] xtensa: " Nicholas Piggin 2020-08-26 20:12 ` [PATCH v2 00/23] Use asm-generic for mmu_context no-op functions Arnd Bergmann 2020-08-26 20:12 ` 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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