55 lines
		
	
	
	
		
			1.8 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			55 lines
		
	
	
	
		
			1.8 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | #ifndef __ASM_TLBFLUSH_H
 | ||
|  | #define __ASM_TLBFLUSH_H
 | ||
|  | 
 | ||
|  | #include <linux/mm.h>
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|  | 
 | ||
|  | /*
 | ||
|  |  * TLB flushing: | ||
|  |  * | ||
|  |  *  - flush_tlb_all() flushes all processes TLB entries | ||
|  |  *  - flush_tlb_mm(mm) flushes the specified mm context TLB entries | ||
|  |  *  - flush_tlb_page(vma, vmaddr) flushes one page | ||
|  |  *  - flush_tlb_range(vma, start, end) flushes a range of pages | ||
|  |  *  - flush_tlb_kernel_range(start, end) flushes a range of kernel pages | ||
|  |  *  - flush_tlb_pgtables(mm, start, end) flushes a range of page tables | ||
|  |  */ | ||
|  | extern void local_flush_tlb_all(void); | ||
|  | extern void local_flush_tlb_mm(struct mm_struct *mm); | ||
|  | extern void local_flush_tlb_range(struct vm_area_struct *vma, | ||
|  | 	unsigned long start, unsigned long end); | ||
|  | extern void local_flush_tlb_kernel_range(unsigned long start, | ||
|  | 	unsigned long end); | ||
|  | extern void local_flush_tlb_page(struct vm_area_struct *vma, | ||
|  | 	unsigned long page); | ||
|  | extern void local_flush_tlb_one(unsigned long vaddr); | ||
|  | 
 | ||
|  | #ifdef CONFIG_SMP
 | ||
|  | 
 | ||
|  | extern void flush_tlb_all(void); | ||
|  | extern void flush_tlb_mm(struct mm_struct *); | ||
|  | extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long, | ||
|  | 	unsigned long); | ||
|  | extern void flush_tlb_kernel_range(unsigned long, unsigned long); | ||
|  | extern void flush_tlb_page(struct vm_area_struct *, unsigned long); | ||
|  | extern void flush_tlb_one(unsigned long vaddr); | ||
|  | 
 | ||
|  | #else /* CONFIG_SMP */
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|  | 
 | ||
|  | #define flush_tlb_all()			local_flush_tlb_all()
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|  | #define flush_tlb_mm(mm)		local_flush_tlb_mm(mm)
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|  | #define flush_tlb_range(vma,vmaddr,end)	local_flush_tlb_range(vma, vmaddr, end)
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|  | #define flush_tlb_kernel_range(vmaddr,end) \
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|  | 	local_flush_tlb_kernel_range(vmaddr, end) | ||
|  | #define flush_tlb_page(vma,page)	local_flush_tlb_page(vma, page)
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|  | #define flush_tlb_one(vaddr)		local_flush_tlb_one(vaddr)
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|  | 
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|  | #endif /* CONFIG_SMP */
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|  | 
 | ||
|  | static inline void flush_tlb_pgtables(struct mm_struct *mm, | ||
|  | 	unsigned long start, unsigned long end) | ||
|  | { | ||
|  | 	/* Nothing to do on MIPS.  */ | ||
|  | } | ||
|  | 
 | ||
|  | #endif /* __ASM_TLBFLUSH_H */
 |