xref: /OK3568_Linux_fs/kernel/arch/sh/include/asm/tlbflush.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __ASM_SH_TLBFLUSH_H
3*4882a593Smuzhiyun #define __ASM_SH_TLBFLUSH_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun /*
6*4882a593Smuzhiyun  * TLB flushing:
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  *  - flush_tlb_all() flushes all processes TLBs
9*4882a593Smuzhiyun  *  - flush_tlb_mm(mm) flushes the specified mm context TLB's
10*4882a593Smuzhiyun  *  - flush_tlb_page(vma, vmaddr) flushes one page
11*4882a593Smuzhiyun  *  - flush_tlb_range(vma, start, end) flushes a range of pages
12*4882a593Smuzhiyun  *  - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
13*4882a593Smuzhiyun  */
14*4882a593Smuzhiyun extern void local_flush_tlb_all(void);
15*4882a593Smuzhiyun extern void local_flush_tlb_mm(struct mm_struct *mm);
16*4882a593Smuzhiyun extern void local_flush_tlb_range(struct vm_area_struct *vma,
17*4882a593Smuzhiyun 				  unsigned long start,
18*4882a593Smuzhiyun 				  unsigned long end);
19*4882a593Smuzhiyun extern void local_flush_tlb_page(struct vm_area_struct *vma,
20*4882a593Smuzhiyun 				 unsigned long page);
21*4882a593Smuzhiyun extern void local_flush_tlb_kernel_range(unsigned long start,
22*4882a593Smuzhiyun 					 unsigned long end);
23*4882a593Smuzhiyun extern void local_flush_tlb_one(unsigned long asid, unsigned long page);
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun extern void __flush_tlb_global(void);
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #ifdef CONFIG_SMP
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun extern void flush_tlb_all(void);
30*4882a593Smuzhiyun extern void flush_tlb_mm(struct mm_struct *mm);
31*4882a593Smuzhiyun extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
32*4882a593Smuzhiyun 			    unsigned long end);
33*4882a593Smuzhiyun extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page);
34*4882a593Smuzhiyun extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
35*4882a593Smuzhiyun extern void flush_tlb_one(unsigned long asid, unsigned long page);
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #else
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun #define flush_tlb_all()			local_flush_tlb_all()
40*4882a593Smuzhiyun #define flush_tlb_mm(mm)		local_flush_tlb_mm(mm)
41*4882a593Smuzhiyun #define flush_tlb_page(vma, page)	local_flush_tlb_page(vma, page)
42*4882a593Smuzhiyun #define flush_tlb_one(asid, page)	local_flush_tlb_one(asid, page)
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #define flush_tlb_range(vma, start, end)	\
45*4882a593Smuzhiyun 	local_flush_tlb_range(vma, start, end)
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #define flush_tlb_kernel_range(start, end)	\
48*4882a593Smuzhiyun 	local_flush_tlb_kernel_range(start, end)
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun #endif /* CONFIG_SMP */
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun #endif /* __ASM_SH_TLBFLUSH_H */
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