Commit 449c2756 authored Oct 18, 2023 by Huacai Chen

LoongArch: Export symbol invalid_pud_table for modules building



Export symbol invalid_pud_table for modules building (such as the KVM
module) if 4-level page tables enabled. Otherwise we get:

ERROR: modpost: "invalid_pud_table" [arch/loongarch/kvm/kvm.ko] undefined!

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>

parent 00c2ca84

arch/loongarch/mm/init.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -240,6 +240,7 @@ pgd_t swapper_pg_dir[_PTRS_PER_PGD] __section(".bss..swapper_pg_dir");
		pgd_t invalid_pg_dir[_PTRS_PER_PGD] __page_aligned_bss;
		#ifndef __PAGETABLE_PUD_FOLDED
		pud_t invalid_pud_table[PTRS_PER_PUD] __page_aligned_bss;
		EXPORT_SYMBOL(invalid_pud_table);
		#endif
		#ifndef __PAGETABLE_PMD_FOLDED
		pmd_t invalid_pmd_table[PTRS_PER_PMD] __page_aligned_bss;