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From: Sedat Dilek <sedat.dilek@gmail.com>
To: Jesse Brandeburg <jesse.brandeburg@intel.com>
Cc: Nathan Chancellor <natechancellor@gmail.com>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	"kernelci . org bot" <bot@kernelci.org>,
	Andy Shevchenko <andriy.shevchenko@intel.com>,
	Brian Gerst <brgerst@gmail.com>,
	"H . Peter Anvin" <hpa@zytor.com>,
	Ilie Halip <ilie.halip@gmail.com>,
	x86@kernel.org, Marco Elver <elver@google.com>,
	"Paul E. McKenney" <paulmck@kernel.org>,
	Andrey Ryabinin <aryabinin@virtuozzo.com>,
	Luc Van Oostenryck <luc.vanoostenryck@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Masahiro Yamada <yamada.masahiro@socionext.com>,
	Daniel Axtens <dja@axtens.net>,
	"Peter Zijlstra (Intel)" <peterz@infradead.org>,
	linux-kernel@vger.kernel.org,
	Clang-Built-Linux ML <clang-built-linux@googlegroups.com>
Subject: Re: [PATCH v5] x86: bitops: fix build regression
Date: Sat, 9 May 2020 06:44:40 +0200	[thread overview]
Message-ID: <CA+icZUXcaZKjA=khdzy2DyXtwA4YkN=XBqNvTQSQqSz7tdipfA@mail.gmail.com> (raw)
In-Reply-To: <20200508164703.0000481d@intel.com>

On Sat, May 9, 2020 at 1:47 AM Jesse Brandeburg
<jesse.brandeburg@intel.com> wrote:
>
> On Fri, 8 May 2020 13:28:35 -0700
> Nathan Chancellor <natechancellor@gmail.com> wrote:
>
> > On Fri, May 08, 2020 at 11:32:29AM -0700, Nick Desaulniers wrote:
> > > Use the `%b` "x86 Operand Modifier" to instead force register allocation
> > > to select a lower-8-bit GPR operand.
>
> This looks OK to me, I appreciate the work done to find the right
> fix and clean up the code while not breaking sparse! I had a look at
> the assembly from gcc 9.3.1 and it looks good. Thanks!
>
> Reviewed-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
>

Tested v5 on Debian/testing AMD64 with a selfmade llvm-toolchain
(LLVM/Clang/LLD) v10.0.1+git92d5c1be9ee9

Please add:

     Tested-by: Sedat Dilek <sedat.dilek@gmail.com>

For details see
<https://github.com/ClangBuiltLinux/linux/issues/961#issuecomment-626104287>

Thanks to all involved people.

- Sedat -

  reply	other threads:[~2020-05-09  4:44 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-05 17:44 [PATCH] x86: bitops: fix build regression Nick Desaulniers
2020-05-05 18:07 ` hpa
2020-05-05 18:22   ` Nick Desaulniers
2020-05-07 11:34   ` Peter Zijlstra
2020-05-07 14:00     ` Brian Gerst
2020-05-07 19:19       ` Nick Desaulniers
2020-05-07 22:29         ` Nick Desaulniers
2020-05-08  1:57           ` Brian Gerst
2020-05-08 17:21             ` Nick Desaulniers
2020-05-08 17:31               ` H. Peter Anvin
2020-05-08 18:05                 ` [PATCH v3] " Nick Desaulniers
2020-05-08 18:08                   ` Nick Desaulniers
2020-05-08 18:22                   ` Brian Gerst
2020-05-08 18:28                     ` [PATCH v4] " Nick Desaulniers
2020-05-08 18:32                       ` [PATCH v5] " Nick Desaulniers
2020-05-08 20:28                         ` Nathan Chancellor
2020-05-08 23:47                           ` Jesse Brandeburg
2020-05-09  4:44                             ` Sedat Dilek [this message]
2020-05-09 12:20                         ` Andy Shevchenko
2020-05-09 15:43                           ` Brian Gerst
2020-05-11 17:22                           ` Nick Desaulniers
2020-05-10 13:54                         ` David Laight
2020-05-11 18:52                         ` Brian Gerst
2020-05-14 23:47                           ` Nick Desaulniers
2020-05-10 11:59                 ` [PATCH] " David Laight
2020-05-10 12:33                   ` hpa
2020-05-07 19:29     ` hpa
2020-05-06  4:30 ` Nathan Chancellor
2020-05-06  9:22   ` Sedat Dilek
2020-05-06 15:41   ` Nathan Chancellor
2020-05-06 16:37   ` Nick Desaulniers
2020-05-06 16:55     ` Ilie Halip
2020-05-06 17:05       ` [PATCH v2] " Nick Desaulniers
2020-05-07  6:18 ` [PATCH] " Brian Gerst
2020-05-07  7:02   ` hpa
2020-05-07 13:32     ` Brian Gerst
2020-05-07 15:09       ` David Laight
2020-05-07 19:31         ` hpa
2020-05-07 19:29       ` hpa
2020-05-07  7:44   ` David Laight
2020-05-07  7:59     ` hpa
2020-05-07  8:35       ` David Laight
2020-05-07  8:38         ` hpa
2020-05-07  9:17     ` Andy Shevchenko
2020-05-07 19:22   ` Nick Desaulniers

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