linux-kernel - Re: [PATCH v2 3/9] x86: refcount: prevent gcc distortions

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Message-ID: <201806051640.czxnCX14%fengguang.wu@intel.com>
Date:   Tue, 5 Jun 2018 16:26:05 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Nadav Amit <namit@...are.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org, x86@...nel.org,
        Nadav Amit <namit@...are.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Kees Cook <keescook@...omium.org>,
        Jan Beulich <JBeulich@...e.com>,
        Josh Poimboeuf <jpoimboe@...hat.com>
Subject: Re: [PATCH v2 3/9] x86: refcount: prevent gcc distortions

Hi Nadav,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.17 next-20180604]
[cannot apply to tip/x86/core]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Nadav-Amit/x86-macrofying-inline-asm-for-better-compilation/20180605-124313
config: x86_64-fedora-25 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   arch/x86/include/asm/refcount.h: Assembler messages:
   arch/x86/include/asm/refcount.h:38: Error: too many positional arguments
>> /tmp/cc0rd6kn.s: Error: local label `"111" (instance number 3 of a fb label)' is not defined

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