From: "Guo Ren (Alibaba DAMO Academy)" <guoren@xxxxxxxxxx> The Maple tree algorithm uses ulong type for each element. The number of slots is based on BITS_PER_LONG for RV64ILP32 ABI, so use BITS_PER_LONG instead of CONFIG_64BIT. Signed-off-by: Guo Ren (Alibaba DAMO Academy) <guoren@xxxxxxxxxx> --- include/linux/maple_tree.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/maple_tree.h b/include/linux/maple_tree.h index cbbcd18d4186..ff6265b6468b 100644 --- a/include/linux/maple_tree.h +++ b/include/linux/maple_tree.h @@ -24,7 +24,7 @@ * * Nodes in the tree point to their parent unless bit 0 is set. */ -#if defined(CONFIG_64BIT) || defined(BUILD_VDSO32_64) +#if (BITS_PER_LONG == 64) || defined(BUILD_VDSO32_64) /* 64bit sizes */ #define MAPLE_NODE_SLOTS 31 /* 256 bytes including ->parent */ #define MAPLE_RANGE64_SLOTS 16 /* 256 bytes */ -- 2.40.1
