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Message-ID: <3a67e1db-0945-4f68-948f-02fadfd6d25a@nvidia.com>
Date: Thu, 30 May 2024 12:21:40 -0700
From: John Hubbard <jhubbard@...dia.com>
To: Shuah Khan <skhan@...uxfoundation.org>, Shuah Khan <shuah@...nel.org>,
 Ingo Molnar <mingo@...nel.org>, Andy Lutomirski <luto@...nel.org>,
 Peter Zijlstra <peterz@...radead.org>
Cc: angquan yu <angquan21@...il.com>,
 "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
 Binbin Wu <binbin.wu@...ux.intel.com>, Alexey Dobriyan
 <adobriyan@...il.com>, Rick Edgecombe <rick.p.edgecombe@...el.com>,
 Sohil Mehta <sohil.mehta@...el.com>, Yu-cheng Yu <yu-cheng.yu@...el.com>,
 Dave Hansen <dave.hansen@...ux.intel.com>,
 Valentin Obst <kernel@...entinobst.de>, linux-kselftest@...r.kernel.org,
 LKML <linux-kernel@...r.kernel.org>, llvm@...ts.linux.dev, x86@...nel.org
Subject: Re: [PATCH v2 0/6] selftests/x86: fix build errors and warnings found
 via clang

On 5/30/24 7:58 AM, Shuah Khan wrote:
> On 5/27/24 15:00, John Hubbard wrote:
>> Hi,
>>
>> Just a bunch of build and warnings fixes that show up when
>> building with clang. Some of these depend on each other, so
>> I'm sending them as a series.
>>
>> Changes since the first version:
>>
>> 1) Rebased onto Linux 6.10-rc1
> 
> x86 test patches usually go through x86 tree.
> 
> This series requires x86 maintainer review and ack for me
> to take this through kselftest tree.

Hi Shuah,

Yes. I'm having some difficulty getting anyone from x86 to respond to
these. Let me add a few more x86 maintainers to this thread in hopes
of hearing something.

thanks,
-- 
John Hubbard
NVIDIA

..
>> John Hubbard (6):
>>    selftests/x86: build test_FISTTP.c with clang
>>    selftests/x86: build fsgsbase_restore.c with clang
>>    selftests/x86: build sysret_rip.c with clang
>>    selftests/x86: avoid -no-pie warnings from clang during compilation
>>    selftests/x86: remove (or use) unused variables and functions
>>    selftests/x86: fix printk warnings reported by clang
>>
>>   tools/testing/selftests/x86/Makefile          | 10 +++++++
>>   tools/testing/selftests/x86/amx.c             | 16 -----------
>>   .../testing/selftests/x86/clang_helpers_32.S  | 11 ++++++++
>>   .../testing/selftests/x86/clang_helpers_64.S  | 28 +++++++++++++++++++
>>   tools/testing/selftests/x86/fsgsbase.c        |  6 ----
>>   .../testing/selftests/x86/fsgsbase_restore.c  | 11 ++++----
>>   tools/testing/selftests/x86/sigreturn.c       |  2 +-
>>   .../testing/selftests/x86/syscall_arg_fault.c |  1 -
>>   tools/testing/selftests/x86/sysret_rip.c      | 20 ++++---------
>>   tools/testing/selftests/x86/test_FISTTP.c     |  8 +++---
>>   tools/testing/selftests/x86/test_vsyscall.c   | 15 ++++------
>>   tools/testing/selftests/x86/vdso_restorer.c   |  2 ++
>>   12 files changed, 72 insertions(+), 58 deletions(-)
>>   create mode 100644 tools/testing/selftests/x86/clang_helpers_32.S
>>   create mode 100644 tools/testing/selftests/x86/clang_helpers_64.S
>>
>>
>> base-commit: 2bfcfd584ff5ccc8bb7acde19b42570414bf880b
>> prerequisite-patch-id: 39d606b9b165077aa1a3a3b0a3b396dba0c20070
> 
> thanks,
> -- Shuah
> 



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