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c5c30a3736
Move startup code out of the __head section, now that this no longer has
a special significance. Move everything into .text or .init.text as
appropriate, so that startup code is not kept around unnecessarily.
[ bp: Fold in hunk to fix 32-bit CPU hotplug:
Reported-by: kernel test robot <oliver.sang@intel.com>
Closes: https://lore.kernel.org/oe-lkp/202509022207.56fd97f4-lkp@intel.com ]
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/20250828102202.1849035-45-ardb+git@google.com
21 lines
778 B
C
21 lines
778 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_X86_INIT_H
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#define _ASM_X86_INIT_H
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struct x86_mapping_info {
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void *(*alloc_pgt_page)(void *); /* allocate buf for page table */
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void (*free_pgt_page)(void *, void *); /* free buf for page table */
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void *context; /* context for alloc_pgt_page */
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unsigned long page_flag; /* page flag for PMD or PUD entry */
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unsigned long offset; /* ident mapping offset */
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bool direct_gbpages; /* PUD level 1GB page support */
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unsigned long kernpg_flag; /* kernel pagetable flag override */
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};
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int kernel_ident_mapping_init(struct x86_mapping_info *info, pgd_t *pgd_page,
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unsigned long pstart, unsigned long pend);
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void kernel_ident_mapping_free(struct x86_mapping_info *info, pgd_t *pgd);
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#endif /* _ASM_X86_INIT_H */
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