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authorKefeng Wang <wangkefeng.wang@huawei.com>2020-05-11 10:19:59 +0800
committerPalmer Dabbelt <palmerdabbelt@google.com>2020-05-13 17:11:39 -0700
commit9a6630aef93394ac54494c7e273e9bc026509375 (patch)
tree78fb0cd93bba50b2610d66861498e55dad716354 /arch/riscv/include/asm/pgtable.h
parent69868418e14873638f7fb54e79b3390624af4824 (diff)
downloadlinux-9a6630aef93394ac54494c7e273e9bc026509375.tar.gz
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>
Diffstat (limited to 'arch/riscv/include/asm/pgtable.h')
-rw-r--r--arch/riscv/include/asm/pgtable.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h
index f225e2fbdfb4..35b60035b6b0 100644
--- a/arch/riscv/include/asm/pgtable.h
+++ b/arch/riscv/include/asm/pgtable.h
@@ -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 */