xref: /linux/arch/x86/mm/mm_internal.h (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __X86_MM_INTERNAL_H
3 #define __X86_MM_INTERNAL_H
4 
5 void *alloc_low_pages(unsigned int num);
6 static inline void *alloc_low_page(void)
7 {
8 	return alloc_low_pages(1);
9 }
10 
11 void early_ioremap_page_table_range_init(void);
12 
13 unsigned long kernel_physical_mapping_init(unsigned long start,
14 					     unsigned long end,
15 					     unsigned long page_size_mask,
16 					     pgprot_t prot);
17 unsigned long kernel_physical_mapping_change(unsigned long start,
18 					     unsigned long end,
19 					     unsigned long page_size_mask);
20 void zone_sizes_init(void);
21 
22 extern int after_bootmem;
23 
24 void update_cache_mode_entry(unsigned entry, enum page_cache_mode cache);
25 
26 extern unsigned long tlb_single_page_flush_ceiling;
27 
28 #endif	/* __X86_MM_INTERNAL_H */
29