linux-kernel - Re: [PATCH 11/12] s390: make chkbss work with clang

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Message-Id: <20190410180224.45db1055@mschwideX1>
Date:   Wed, 10 Apr 2019 18:02:24 +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>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 11/12] s390: make chkbss work with clang

On Mon,  8 Apr 2019 23:26:24 +0200
Arnd Bergmann <arnd@...db.de> wrote:

> llvm skips an empty .bss section entirely, which makes
> the check fail with an unexpected error:
> 
> /tmp/binutils-multi-test/bin/s390x-linux-gnu-objdump: section '.bss' mentioned in a -j option, but not found in any input file
> error: arch/s390/boot/compressed/decompressor.o .bss section is not empty
> ../arch/s390/scripts/Makefile.chkbss:20: recipe for target 'arch/s390/boot/compressed/decompressor.o.chkbss' failed
> 
> Change the check so we first see if a .bss section exists
> before trying to read its size.
> 
> 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.