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-rw-r--r--arch/riscv/mm/init.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index 888dff9530b8..248f9ec393c1 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -19,6 +19,7 @@
#include <linux/set_memory.h>
#include <linux/dma-map-ops.h>
#include <linux/crash_dump.h>
+#include <linux/hugetlb.h>
#include <asm/fixmap.h>
#include <asm/tlbflush.h>
@@ -202,6 +203,8 @@ static void __init setup_bootmem(void)
early_init_fdt_scan_reserved_mem();
dma_contiguous_reserve(dma32_phys_limit);
+ if (IS_ENABLED(CONFIG_64BIT))
+ hugetlb_cma_reserve(PUD_SHIFT - PAGE_SHIFT);
memblock_allow_resize();
}