From: Randy Dunlap <rdunlap@infradead.org>
To: Andreas Schwab <schwab@linux-m68k.org>
Cc: Arvind Sankar <nivedita@alum.mit.edu>,
Nathan Chancellor <natechancellor@gmail.com>,
Nick Desaulniers <ndesaulniers@google.com>,
clang-built-linux@googlegroups.com, linux-kernel@vger.kernel.org,
linux-riscv@lists.infradead.org
Subject: Re: [PATCH] compiler.h: Fix barrier_data() on clang
Date: Mon, 16 Nov 2020 14:19:55 -0800 [thread overview]
Message-ID: <3c0a8d26-a95f-a7ca-60ee-203b67d07875@infradead.org> (raw)
In-Reply-To: <3fff1eb9-83c0-1c29-6f57-fa50f1ec6ee7@infradead.org>
On 11/16/20 11:28 AM, Randy Dunlap wrote:
> On 11/16/20 10:30 AM, Andreas Schwab wrote:
>> On Nov 16 2020, Randy Dunlap wrote:
>>
>>> What kernel version are you building?
>>
>> 5.10-rc4
>>
>> Andreas.
>
> OK, thanks.
>
> My build machine is slow, but I have a patch that I am testing:
>
> ---
> From: Randy Dunlap <rdunlap@infradead.org>
>
> riscv's <vdso/processor.h> uses barrier() so it should
> #include <asm/barrier.h> to prevent build errors.
>
> Reported-by: Andreas Schwab <schwab@linux-m68k.org>
> ---
> arch/riscv/include/asm/vdso/processor.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> --- lnx-510-rc4.orig/arch/riscv/include/asm/vdso/processor.h
> +++ lnx-510-rc4/arch/riscv/include/asm/vdso/processor.h
> @@ -4,6 +4,8 @@
>
> #ifndef __ASSEMBLY__
>
> +#include <asm/barrier.h>
> +
> static inline void cpu_relax(void)
> {
> #ifdef __riscv_muldiv
This fixes the emulex/benet/ driver build.
I'm still building allmodconfig to see if there are any
other issues.
--
~Randy
WARNING: multiple messages have this Message-ID (diff)
From: Randy Dunlap <rdunlap@infradead.org>
To: Andreas Schwab <schwab@linux-m68k.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>,
linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com,
Arvind Sankar <nivedita@alum.mit.edu>,
Nathan Chancellor <natechancellor@gmail.com>,
linux-riscv@lists.infradead.org
Subject: Re: [PATCH] compiler.h: Fix barrier_data() on clang
Date: Mon, 16 Nov 2020 14:19:55 -0800 [thread overview]
Message-ID: <3c0a8d26-a95f-a7ca-60ee-203b67d07875@infradead.org> (raw)
In-Reply-To: <3fff1eb9-83c0-1c29-6f57-fa50f1ec6ee7@infradead.org>
On 11/16/20 11:28 AM, Randy Dunlap wrote:
> On 11/16/20 10:30 AM, Andreas Schwab wrote:
>> On Nov 16 2020, Randy Dunlap wrote:
>>
>>> What kernel version are you building?
>>
>> 5.10-rc4
>>
>> Andreas.
>
> OK, thanks.
>
> My build machine is slow, but I have a patch that I am testing:
>
> ---
> From: Randy Dunlap <rdunlap@infradead.org>
>
> riscv's <vdso/processor.h> uses barrier() so it should
> #include <asm/barrier.h> to prevent build errors.
>
> Reported-by: Andreas Schwab <schwab@linux-m68k.org>
> ---
> arch/riscv/include/asm/vdso/processor.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> --- lnx-510-rc4.orig/arch/riscv/include/asm/vdso/processor.h
> +++ lnx-510-rc4/arch/riscv/include/asm/vdso/processor.h
> @@ -4,6 +4,8 @@
>
> #ifndef __ASSEMBLY__
>
> +#include <asm/barrier.h>
> +
> static inline void cpu_relax(void)
> {
> #ifdef __riscv_muldiv
This fixes the emulex/benet/ driver build.
I'm still building allmodconfig to see if there are any
other issues.
--
~Randy
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http://lists.infradead.org/mailman/listinfo/linux-riscv
next prev parent reply other threads:[~2020-11-16 22:20 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-14 21:26 [PATCH] compiler.h: Fix barrier_data() on clang Arvind Sankar
2020-10-14 22:51 ` Nick Desaulniers
2020-10-15 8:50 ` David Laight
2020-10-15 14:45 ` Arvind Sankar
2020-10-15 15:24 ` David Laight
2020-10-15 15:39 ` Arvind Sankar
2020-10-15 17:39 ` Nick Desaulniers
2020-10-15 18:13 ` [PATCH] compiler.h: Clarify comment about the need for barrier_data() Arvind Sankar
2020-10-15 18:25 ` Nick Desaulniers
2020-10-15 21:09 ` David Laight
2020-10-15 22:01 ` Arvind Sankar
2020-10-16 8:13 ` David Laight
2020-10-16 13:09 ` Arvind Sankar
2020-10-21 19:46 ` [PATCH] compiler.h: Fix barrier_data() on clang Kees Cook
2020-11-16 17:47 ` Andreas Schwab
2020-11-16 17:47 ` Andreas Schwab
2020-11-16 17:53 ` Randy Dunlap
2020-11-16 17:53 ` Randy Dunlap
2020-11-16 18:30 ` Andreas Schwab
2020-11-16 18:30 ` Andreas Schwab
2020-11-16 19:28 ` Randy Dunlap
2020-11-16 19:28 ` Randy Dunlap
2020-11-16 22:19 ` Randy Dunlap [this message]
2020-11-16 22:19 ` Randy Dunlap
2020-11-16 19:31 ` Nick Desaulniers
2020-11-16 19:31 ` Nick Desaulniers
2020-11-16 21:07 ` Andreas Schwab
2020-11-16 21:07 ` Andreas Schwab
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