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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
615d6e87 DB |
2 | #ifndef __LINUX_VMACACHE_H |
3 | #define __LINUX_VMACACHE_H | |
4 | ||
5 | #include <linux/sched.h> | |
6 | #include <linux/mm.h> | |
7 | ||
615d6e87 DB |
8 | static inline void vmacache_flush(struct task_struct *tsk) |
9 | { | |
314ff785 | 10 | memset(tsk->vmacache.vmas, 0, sizeof(tsk->vmacache.vmas)); |
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11 | } |
12 | ||
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13 | extern void vmacache_update(unsigned long addr, struct vm_area_struct *newvma); |
14 | extern struct vm_area_struct *vmacache_find(struct mm_struct *mm, | |
15 | unsigned long addr); | |
16 | ||
17 | #ifndef CONFIG_MMU | |
18 | extern struct vm_area_struct *vmacache_find_exact(struct mm_struct *mm, | |
19 | unsigned long start, | |
20 | unsigned long end); | |
21 | #endif | |
22 | ||
23 | static inline void vmacache_invalidate(struct mm_struct *mm) | |
24 | { | |
25 | mm->vmacache_seqnum++; | |
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26 | } |
27 | ||
28 | #endif /* __LINUX_VMACACHE_H */ |