| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef __LINUX_VMACACHE_H | |
| #define __LINUX_VMACACHE_H | |
| #include <linux/sched.h> | |
| #include <linux/mm.h> | |
| static inline void vmacache_flush(struct task_struct *tsk) | |
| { | |
| memset(tsk->vmacache.vmas, 0, sizeof(tsk->vmacache.vmas)); | |
| } | |
| extern void vmacache_update(unsigned long addr, struct vm_area_struct *newvma); | |
| extern struct vm_area_struct *vmacache_find(struct mm_struct *mm, | |
| unsigned long addr); | |
| #ifndef CONFIG_MMU | |
| extern struct vm_area_struct *vmacache_find_exact(struct mm_struct *mm, | |
| unsigned long start, | |
| unsigned long end); | |
| #endif | |
| static inline void vmacache_invalidate(struct mm_struct *mm) | |
| { | |
| mm->vmacache_seqnum++; | |
| } | |
| #endif /* __LINUX_VMACACHE_H */ |