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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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C
123456789101112131415161718192021222324252627282930/* SPDX-License-Identifier: GPL-2.0 */#ifndef _LINUX_PGALLOC_H#define _LINUX_PGALLOC_H
#include <linux/pgtable.h>#include <asm/pgalloc.h>
/* * {pgd,p4d}_populate_kernel() are defined as macros to allow * compile-time optimization based on the configured page table levels. * Without this, linking may fail because callers (e.g., KASAN) may rely * on calls to these functions being optimized away when passing symbols * that exist only for certain page table levels. */#define pgd_populate_kernel(addr, pgd, p4d) \ do { \ pgd_populate(&init_mm, pgd, p4d); \ if (ARCH_PAGE_TABLE_SYNC_MASK & PGTBL_PGD_MODIFIED) \ arch_sync_kernel_mappings(addr, addr); \ } while (0)
#define p4d_populate_kernel(addr, p4d, pud) \ do { \ p4d_populate(&init_mm, p4d, pud); \ if (ARCH_PAGE_TABLE_SYNC_MASK & PGTBL_P4D_MODIFIED) \ arch_sync_kernel_mappings(addr, addr); \ } while (0)
#endif /* _LINUX_PGALLOC_H */