vma.h (d744f4acb81ae2f2c33bce71da1f65be32ed1d65) vma.h (9c3ebeda8fb5a8e9e82ab9364ec3d4b80cd0ec3d)
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * vma.h
4 *
5 * Core VMA manipulation API implemented in vma.c.
6 */
7#ifndef __MM_VMA_H
8#define __MM_VMA_H

--- 24 unchanged lines hidden (view full) ---

33 struct vma_iterator *vmi;
34 struct mm_struct *mm;
35 struct vm_area_struct *vma; /* The first vma to munmap */
36 struct vm_area_struct *prev; /* vma before the munmap area */
37 struct vm_area_struct *next; /* vma after the munmap area */
38 struct list_head *uf; /* Userfaultfd list_head */
39 unsigned long start; /* Aligned start addr (inclusive) */
40 unsigned long end; /* Aligned end addr (exclusive) */
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * vma.h
4 *
5 * Core VMA manipulation API implemented in vma.c.
6 */
7#ifndef __MM_VMA_H
8#define __MM_VMA_H

--- 24 unchanged lines hidden (view full) ---

33 struct vma_iterator *vmi;
34 struct mm_struct *mm;
35 struct vm_area_struct *vma; /* The first vma to munmap */
36 struct vm_area_struct *prev; /* vma before the munmap area */
37 struct vm_area_struct *next; /* vma after the munmap area */
38 struct list_head *uf; /* Userfaultfd list_head */
39 unsigned long start; /* Aligned start addr (inclusive) */
40 unsigned long end; /* Aligned end addr (exclusive) */
41 unsigned long unmap_start; /* Unmap PTE start */
42 unsigned long unmap_end; /* Unmap PTE end */
41 int vma_count; /* Number of vmas that will be removed */
42 unsigned long nr_pages; /* Number of pages being removed */
43 unsigned long locked_vm; /* Number of locked pages */
44 unsigned long nr_accounted; /* Number of VM_ACCOUNT pages */
45 unsigned long exec_vm;
46 unsigned long stack_vm;
47 unsigned long data_vm;
48 bool unlock; /* Unlock after the munmap */

--- 24 unchanged lines hidden (view full) ---

73
74int vma_expand(struct vma_iterator *vmi, struct vm_area_struct *vma,
75 unsigned long start, unsigned long end, pgoff_t pgoff,
76 struct vm_area_struct *next);
77
78int vma_shrink(struct vma_iterator *vmi, struct vm_area_struct *vma,
79 unsigned long start, unsigned long end, pgoff_t pgoff);
80
43 int vma_count; /* Number of vmas that will be removed */
44 unsigned long nr_pages; /* Number of pages being removed */
45 unsigned long locked_vm; /* Number of locked pages */
46 unsigned long nr_accounted; /* Number of VM_ACCOUNT pages */
47 unsigned long exec_vm;
48 unsigned long stack_vm;
49 unsigned long data_vm;
50 bool unlock; /* Unlock after the munmap */

--- 24 unchanged lines hidden (view full) ---

75
76int vma_expand(struct vma_iterator *vmi, struct vm_area_struct *vma,
77 unsigned long start, unsigned long end, pgoff_t pgoff,
78 struct vm_area_struct *next);
79
80int vma_shrink(struct vma_iterator *vmi, struct vm_area_struct *vma,
81 unsigned long start, unsigned long end, pgoff_t pgoff);
82
83#ifdef CONFIG_MMU
81/*
82 * init_vma_munmap() - Initializer wrapper for vma_munmap_struct
83 * @vms: The vma munmap struct
84 * @vmi: The vma iterator
85 * @vma: The first vm_area_struct to munmap
86 * @start: The aligned start address to munmap
87 * @end: The aligned end address to munmap
88 * @uf: The userfaultfd list_head

--- 14 unchanged lines hidden (view full) ---

103 vms->mm = NULL;
104 vms->start = vms->end = 0;
105 }
106 vms->unlock = unlock;
107 vms->uf = uf;
108 vms->vma_count = 0;
109 vms->nr_pages = vms->locked_vm = vms->nr_accounted = 0;
110 vms->exec_vm = vms->stack_vm = vms->data_vm = 0;
84/*
85 * init_vma_munmap() - Initializer wrapper for vma_munmap_struct
86 * @vms: The vma munmap struct
87 * @vmi: The vma iterator
88 * @vma: The first vm_area_struct to munmap
89 * @start: The aligned start address to munmap
90 * @end: The aligned end address to munmap
91 * @uf: The userfaultfd list_head

--- 14 unchanged lines hidden (view full) ---

106 vms->mm = NULL;
107 vms->start = vms->end = 0;
108 }
109 vms->unlock = unlock;
110 vms->uf = uf;
111 vms->vma_count = 0;
112 vms->nr_pages = vms->locked_vm = vms->nr_accounted = 0;
113 vms->exec_vm = vms->stack_vm = vms->data_vm = 0;
114 vms->unmap_start = FIRST_USER_ADDRESS;
115 vms->unmap_end = USER_PGTABLES_CEILING;
111}
116}
117#endif
112
113int vms_gather_munmap_vmas(struct vma_munmap_struct *vms,
114 struct ma_state *mas_detach);
115
116void vms_complete_munmap_vmas(struct vma_munmap_struct *vms,
117 struct ma_state *mas_detach);
118
119/*

--- 356 unchanged lines hidden --- 		118
119int vms_gather_munmap_vmas(struct vma_munmap_struct *vms,
120 struct ma_state *mas_detach);
121
122void vms_complete_munmap_vmas(struct vma_munmap_struct *vms,
123 struct ma_state *mas_detach);
124
125/*

--- 356 unchanged lines hidden ---