Unverified Commit 9a6630ae authored May 11, 2020 by Kefeng Wang Committed by Palmer Dabbelt May 13, 2020

riscv: pgtable: Fix __kernel_map_pages build error if NOMMU

riscv64-none-linux-gnu-ld: mm/page_alloc.o: in function `.L0 ':
page_alloc.c:(.text+0xd34): undefined reference to `__kernel_map_pages'
riscv64-none-linux-gnu-ld: page_alloc.c:(.text+0x104a): undefined reference to `__kernel_map_pages'
riscv64-none-linux-gnu-ld: mm/page_alloc.o: in function `__pageblock_pfn_to_page':
page_alloc.c:(.text+0x145e): undefined reference to `__kernel_map_pages'

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>

parent 69868418

arch/riscv/include/asm/pgtable.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -477,6 +477,8 @@ static inline int ptep_clear_flush_young(struct vm_area_struct *vma,

		#define TASK_SIZE 0xffffffffUL

		static inline void __kernel_map_pages(struct page *page, int numpages, int enable) {}

		#endif /* !CONFIG_MMU */

		#define kern_addr_valid(addr) (1) /* FIXME */

Admin message