1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_X86_TLB_H
3 #define _ASM_X86_TLB_H
4 
5 #define tlb_flush tlb_flush
6 static inline void tlb_flush(struct mmu_gather *tlb);
7 
8 #include <asm-generic/tlb.h>
9 
tlb_flush(struct mmu_gather * tlb)10 static inline void tlb_flush(struct mmu_gather *tlb)
11 {
12 	unsigned long start = 0UL, end = TLB_FLUSH_ALL;
13 	unsigned int stride_shift = tlb_get_unmap_shift(tlb);
14 
15 	if (!tlb->fullmm && !tlb->need_flush_all) {
16 		start = tlb->start;
17 		end = tlb->end;
18 	}
19 
20 	flush_tlb_mm_range(tlb->mm, start, end, stride_shift, tlb->freed_tables);
21 }
22 
invlpg(unsigned long addr)23 static inline void invlpg(unsigned long addr)
24 {
25 	asm volatile("invlpg (%0)" ::"r" (addr) : "memory");
26 }
27 
28 #endif /* _ASM_X86_TLB_H */
29