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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jan 15, 2020 at 12:49:17PM +0000, Vladimir Murzin wrote: > On 1/15/20 11:30 AM, Catalin Marinas wrote: > > Version two of the patch series moving the LSE assembler support > > detection from Makefile to Kconfig. > > > > Changes since v1 [1]: > > > > - Re-introduce the Makefile warning if the .config contains > > CONFIG_ARM64_USE_LSE_ATOMICS but the assembler does not support the > > feature, disabling CONFIG_ARM64_LSE_ATOMICS. > > > > [1] http://lkml.kernel.org/r/20200109174948.48211-1-catalin.marinas@arm.com > > > > Catalin Marinas (2): > > kbuild: Add support for 'as-instr' to be used in Kconfig files > > arm64: Move the LSE gas support detection to Kconfig > > > > arch/arm64/Kconfig | 5 +++++ > > arch/arm64/Makefile | 11 ++++------- > > arch/arm64/include/asm/atomic_ll_sc.h | 2 +- > > arch/arm64/include/asm/lse.h | 6 +++--- > > arch/arm64/kernel/cpufeature.c | 4 ++-- > > scripts/Kconfig.include | 4 ++++ > > 6 files changed, 19 insertions(+), 13 deletions(-) > > > > > > with > > aarch64-linux-gnu-gcc (crosstool-NG linaro-1.13.1-4.9-2014.09 - Linaro GCC 4.9-2014.09) 4.9.2 20140904 (prerelease) > > I see (among other warnings) > > arch/arm64/Makefile:35: LSE atomics not supported by binutils > > while with > > aarch64-none-linux-gnu-gcc (GNU Toolchain for the A-profile Architecture 9.2-2019.12 (arm-9.10)) 9.2.1 20191025 > > warning disappears. > > > FWIW: > > Reviewed-by: Vladimir Murzin > Tested-by: Vladimir Murzin Cheers, I've queued the patches with your tags. Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel