Re: [PATCH RFC 0/6] Bump minimum supported version of LLVM to 11.0.0

From: Nick Desaulniers
Date: Mon Nov 29 2021 - 17:38:01 EST


On Mon, Nov 29, 2021 at 9:01 AM Nathan Chancellor <nathan@xxxxxxxxxx> wrote:
>
> This patch series raises the minimum supported version of LLVM to
> 11.0.0.
>
> Patch #1 outlines the issue, goes over the potential impact of the
> change, and does the actual bump. Subsequent patches clean up the
> various checks that are always true after the bump.
>
> I have marked this revision as RFC to give various parties the option to
> comment on this bump before it is done, namely KernelCI and Linaro's
> LKFT, who are still testing clang-10. I have added some other folks to
> CC that I know are testing with clang to see if this impacts them in any
> way (as I would like to impact as few people as possible) but as far as
> I am aware, most other CIs and developers are testing closer to tip of
> tree. If that is not true, scream so that we can see what can be done
> about that. If I missed anyone who is actively testing with clang,
> please key them in and I will make sure to include them in future
> revisions (if any are needed).
>
> It probably makes sense for this series to live in -mm.

Series looks good to me. Thanks for the patch, and cleanups!
Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>

>
> Nathan Chancellor (6):
> Documentation: Raise the minimum supported version of LLVM to 11.0.0
> mm, slab: Remove compiler check in __kmalloc_index
> arch/Kconfig: Remove CLANG_VERSION check in HAS_LTO_CLANG
> Revert "ARM: 9070/1: Make UNWINDER_ARM depend on ld.bfd or ld.lld
> 11.0.0+"
> gcov: Remove compiler version check
> init/Kconfig: Drop linker version check for LD_ORPHAN_WARN
>
> Documentation/process/changes.rst | 2 +-
> arch/Kconfig | 3 +--
> arch/arm/Kconfig.debug | 2 --
> include/linux/slab.h | 3 +--
> init/Kconfig | 1 -
> kernel/gcov/Kconfig | 1 -
> scripts/min-tool-version.sh | 2 +-
> 7 files changed, 4 insertions(+), 10 deletions(-)
>
>
> base-commit: d58071a8a76d779eedab38033ae4c821c30295a5
> --
> 2.34.1
>
>


--
Thanks,
~Nick Desaulniers