1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * /proc/kcore definitions
4 */
5#ifndef _LINUX_KCORE_H
6#define _LINUX_KCORE_H
7
8enum kcore_type {
9 KCORE_TEXT,
10 KCORE_VMALLOC,
11 KCORE_RAM,
12 KCORE_VMEMMAP,
13 KCORE_USER,
14 KCORE_OTHER,
15 KCORE_REMAP,
16};
17
18struct kcore_list {
19 struct list_head list;
20 unsigned long addr;
21 unsigned long vaddr;
22 size_t size;
23 int type;
24};
25
26struct vmcore {
27 struct list_head list;
28 unsigned long long paddr;
29 unsigned long long size;
30 loff_t offset;
31};
32
33struct vmcoredd_node {
34 struct list_head list; /* List of dumps */
35 void *buf; /* Buffer containing device's dump */
36 unsigned int size; /* Size of the buffer */
37};
38
39#ifdef CONFIG_PROC_KCORE
40void __init kclist_add(struct kcore_list *, void *, size_t, int type);
41static inline
42void kclist_add_remap(struct kcore_list *m, void *addr, void *vaddr, size_t sz)
43{
44 m->vaddr = (unsigned long)vaddr;
45 kclist_add(m, addr, sz, KCORE_REMAP);
46}
47
48extern int __init register_mem_pfn_is_ram(int (*fn)(unsigned long pfn));
49#else
50static inline
51void kclist_add(struct kcore_list *new, void *addr, size_t size, int type)
52{
53}
54
55static inline
56void kclist_add_remap(struct kcore_list *m, void *addr, void *vaddr, size_t sz)
57{
58}
59#endif
60
61#endif /* _LINUX_KCORE_H */
62