]> Git Repo - J-linux.git/blob - arch/x86/include/asm/init.h
Merge tag 'vfs-6.13-rc7.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs
[J-linux.git] / arch / x86 / include / asm / init.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_X86_INIT_H
3 #define _ASM_X86_INIT_H
4
5 #define __head  __section(".head.text")
6
7 struct x86_mapping_info {
8         void *(*alloc_pgt_page)(void *); /* allocate buf for page table */
9         void (*free_pgt_page)(void *, void *); /* free buf for page table */
10         void *context;                   /* context for alloc_pgt_page */
11         unsigned long page_flag;         /* page flag for PMD or PUD entry */
12         unsigned long offset;            /* ident mapping offset */
13         bool direct_gbpages;             /* PUD level 1GB page support */
14         unsigned long kernpg_flag;       /* kernel pagetable flag override */
15 };
16
17 int kernel_ident_mapping_init(struct x86_mapping_info *info, pgd_t *pgd_page,
18                                 unsigned long pstart, unsigned long pend);
19
20 void kernel_ident_mapping_free(struct x86_mapping_info *info, pgd_t *pgd);
21
22 #endif /* _ASM_X86_INIT_H */
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