mm: get rid of vmacache_flush_all() entirely
[muen/linux.git] / include / linux / vmacache.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __LINUX_VMACACHE_H
3 #define __LINUX_VMACACHE_H
4
5 #include <linux/sched.h>
6 #include <linux/mm.h>
7
8 static inline void vmacache_flush(struct task_struct *tsk)
9 {
10         memset(tsk->vmacache.vmas, 0, sizeof(tsk->vmacache.vmas));
11 }
12
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++;
26 }
27
28 #endif /* __LINUX_VMACACHE_H */