linux-kernel - Re: [PATCH 09/12] s390: make __load_psw

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Message-Id: <20190410180147.043de60c@mschwideX1>
Date:   Wed, 10 Apr 2019 18:01:47 +0200
From:   Martin Schwidefsky <schwidefsky@...ibm.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Heiko Carstens <heiko.carstens@...ibm.com>,
        clang-built-linux@...glegroups.com,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nathan Chancellor <natechancellor@...il.com>,
        linux-s390@...r.kernel.org, Vasily Gorbik <gor@...ux.ibm.com>,
        "Steven Rostedt (VMware)" <rostedt@...dmis.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 09/12] s390: make __load_psw_mask work with clang

On Mon,  8 Apr 2019 23:26:22 +0200
Arnd Bergmann <arnd@...db.de> wrote:

> clang fails to use the %O and %R inline assembly modifiers
> the same way as gcc, leading to build failures with every use
> of __load_psw_mask():
> 
> /tmp/nmi-4a9f80.s: Assembler messages:
> /tmp/nmi-4a9f80.s:571: Error: junk at end of line: `+8(160(%r11))'
> /tmp/nmi-4a9f80.s:626: Error: junk at end of line: `+8(160(%r11))'
> 
> Replace these with a more conventional way of passing the addresses
> that should work with both clang and gcc.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Added to s390/linux:features for the next merge window. Thanks.

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.