xref: /linux/tools/testing/memblock/internal.h (revision 67f8bc848ee31831336bd478e57d2f993551902e)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 #ifndef _MM_INTERNAL_H
3 #define _MM_INTERNAL_H
4 
5 /*
6  * Enable memblock_dbg() messages
7  */
8 #ifdef MEMBLOCK_DEBUG
9 static int memblock_debug = 1;
10 #endif
11 
12 #define pr_warn_ratelimited(fmt, ...)    printf(fmt, ##__VA_ARGS__)
13 
14 #define K(x) ((x) << (PAGE_SHIFT-10))
15 
16 bool mirrored_kernelcore = false;
17 
18 struct page {};
19 static inline void *page_address(struct page *page)
20 {
21 	BUG();
22 	return page;
23 }
24 
25 static inline struct page *virt_to_page(void *virt)
26 {
27 	BUG();
28 	return virt;
29 }
30 
31 #define for_each_valid_pfn(pfn, start_pfn, end_pfn)			 \
32 	for ((pfn) = (start_pfn); (pfn) < (end_pfn); (pfn)++)
33 
34 static inline void *kasan_reset_tag(const void *addr)
35 {
36 	return (void *)addr;
37 }
38 
39 static inline bool __is_kernel(unsigned long addr)
40 {
41 	return false;
42 }
43 
44 #define for_each_valid_pfn(pfn, start_pfn, end_pfn)                     \
45        for ((pfn) = (start_pfn); (pfn) < (end_pfn); (pfn)++)
46 
47 #define __SetPageReserved(p)	((void)(p))
48 
49 static inline bool kho_scratch_overlap(phys_addr_t phys, size_t size)
50 {
51 	return false;
52 }
53 
54 #endif
55