From: Arnd Bergmann Date: Mon, 6 Oct 2025 11:56:34 +0000 (+0200) Subject: net/mlx5: fix pre-2.40 binutils assembler error X-Git-Tag: v6.18-rc1~32^2~4 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e475fa420e6c53a5023e89dbf0d51bd027b5a776;p=thirdparty%2Flinux.git net/mlx5: fix pre-2.40 binutils assembler error Old binutils versions require a slightly stricter syntax for the .arch_extension directive and fail with the extra semicolon: /tmp/cclfMnj9.s:656: Error: unknown architectural extension `simd;' Drop the semicolon to make it work with all supported toolchain version. Link: https://lore.kernel.org/all/20251001163655.GA370262@ax162/ Reported-by: Paolo Abeni Reported-by: Naresh Kamboju Suggested-by: Nathan Chancellor Fixes: fd8c8216648c ("net/mlx5: Improve write-combining test reliability for ARM64 Grace CPUs") Signed-off-by: Arnd Bergmann Reviewed-by: Nathan Chancellor Reviewed-by: Patrisious Haddad Link: https://patch.msgid.link/20251006115640.497169-1-arnd@kernel.org Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wc.c b/drivers/net/ethernet/mellanox/mlx5/core/wc.c index c281153bd411..05e5fd777d4f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/wc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/wc.c @@ -266,7 +266,7 @@ static void mlx5_iowrite64_copy(struct mlx5_wc_sq *sq, __be32 mmio_wqe[16], if (cpu_has_neon()) { kernel_neon_begin(); asm volatile - (".arch_extension simd;\n\t" + (".arch_extension simd\n\t" "ld1 {v0.16b, v1.16b, v2.16b, v3.16b}, [%0]\n\t" "st1 {v0.16b, v1.16b, v2.16b, v3.16b}, [%1]" :