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-rw-r--r--arch/riscv/kernel/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index aee603123030..b2d26d9d8489 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -186,7 +186,7 @@ static void __init setup_bootmem(void)
BUG_ON(mem_size == 0);
set_max_mapnr(PFN_DOWN(mem_size));
- max_low_pfn = pfn_base + PFN_DOWN(mem_size);
+ max_low_pfn = memblock_end_of_DRAM();
#ifdef CONFIG_BLK_DEV_INITRD
setup_initrd();