xref: /OK3568_Linux_fs/kernel/arch/um/include/asm/tlbflush.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef __UM_TLBFLUSH_H
7*4882a593Smuzhiyun #define __UM_TLBFLUSH_H
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <linux/mm.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun /*
12*4882a593Smuzhiyun  * TLB flushing:
13*4882a593Smuzhiyun  *
14*4882a593Smuzhiyun  *  - flush_tlb() flushes the current mm struct TLBs
15*4882a593Smuzhiyun  *  - flush_tlb_all() flushes all processes TLBs
16*4882a593Smuzhiyun  *  - flush_tlb_mm(mm) flushes the specified mm context TLB's
17*4882a593Smuzhiyun  *  - flush_tlb_page(vma, vmaddr) flushes one page
18*4882a593Smuzhiyun  *  - flush_tlb_kernel_vm() flushes the kernel vm area
19*4882a593Smuzhiyun  *  - flush_tlb_range(vma, start, end) flushes a range of pages
20*4882a593Smuzhiyun  */
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun extern void flush_tlb_all(void);
23*4882a593Smuzhiyun extern void flush_tlb_mm(struct mm_struct *mm);
24*4882a593Smuzhiyun extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
25*4882a593Smuzhiyun 			    unsigned long end);
26*4882a593Smuzhiyun extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long address);
27*4882a593Smuzhiyun extern void flush_tlb_kernel_vm(void);
28*4882a593Smuzhiyun extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
29*4882a593Smuzhiyun extern void __flush_tlb_one(unsigned long addr);
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun #endif
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