/* * Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch> * Copyright (C) 1996, 1997, 1998, 1999 by Ralf Baechle * Copyright (C) 1999 Silicon Graphics, Inc. * * based on MIPS asm/mmu_context.h * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. */ #ifndef _ASM_NIOS2_MMU_CONTEXT_H #define _ASM_NIOS2_MMU_CONTEXT_H #include <linux/mm_types.h> #include <asm-generic/mm_hooks.h> extern void mmu_context_init(void); extern unsigned long get_pid_from_context(mm_context_t *ctx); /* * For the fast tlb miss handlers, we keep a pointer to the current pgd. * processor. */ extern pgd_t *pgd_current; static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) { } /* * Initialize the context related info for a new mm_struct instance. * * Set all new contexts to 0, that way the generation will never match * the currently running generation when this context is switched in. */ static inline int init_new_context(struct task_struct *tsk, struct mm_struct *mm) { mm->context = 0; return 0; } /* * 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) { } 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) { } /* * After we have set current->mm to a new value, this activates * the context for the new mm so we see the new mappings. */ void activate_mm(struct mm_struct *prev, struct mm_struct *next); #endif /* _ASM_NIOS2_MMU_CONTEXT_H */
Name | Type | Size | Permission | Actions |
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Kbuild | File | 958 B | 0644 |
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asm-macros.h | File | 6.71 KB | 0644 |
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asm-offsets.h | File | 813 B | 0644 |
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cache.h | File | 1.14 KB | 0644 |
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cacheflush.h | File | 1.91 KB | 0644 |
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checksum.h | File | 2.03 KB | 0644 |
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cpuinfo.h | File | 1.42 KB | 0644 |
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delay.h | File | 547 B | 0644 |
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dma-mapping.h | File | 547 B | 0644 |
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elf.h | File | 3.2 KB | 0644 |
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entry.h | File | 2.6 KB | 0644 |
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io.h | File | 1.72 KB | 0644 |
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irq.h | File | 907 B | 0644 |
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irqflags.h | File | 1.75 KB | 0644 |
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kgdb.h | File | 1.88 KB | 0644 |
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linkage.h | File | 809 B | 0644 |
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mmu.h | File | 445 B | 0644 |
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mmu_context.h | File | 1.69 KB | 0644 |
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page.h | File | 3.08 KB | 0644 |
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pgalloc.h | File | 1.86 KB | 0644 |
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pgtable-bits.h | File | 1.05 KB | 0644 |
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pgtable.h | File | 7.99 KB | 0644 |
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processor.h | File | 2.18 KB | 0644 |
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ptrace.h | File | 2.29 KB | 0644 |
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registers.h | File | 2.15 KB | 0644 |
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setup.h | File | 1.04 KB | 0644 |
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shmparam.h | File | 804 B | 0644 |
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string.h | File | 618 B | 0644 |
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switch_to.h | File | 866 B | 0644 |
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syscall.h | File | 2.6 KB | 0644 |
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syscalls.h | File | 883 B | 0644 |
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thread_info.h | File | 3.37 KB | 0644 |
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timex.h | File | 912 B | 0644 |
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tlb.h | File | 963 B | 0644 |
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tlbflush.h | File | 1.56 KB | 0644 |
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traps.h | File | 514 B | 0644 |
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uaccess.h | File | 5.18 KB | 0644 |
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