linux-ext4 - Re: [PATCH] fix compile error while opening the macro DOUBLE

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Message-ID: <201511171114.zgSoKeKU%fengguang.wu@intel.com>
Date:	Tue, 17 Nov 2015 11:26:38 +0800
From:	kbuild test robot <lkp@...el.com>
To:	zhangaihua1@...wei.com
Cc:	kbuild-all@...org, tytso@....edu, linux-ext4@...r.kernel.org,
	stable@...r.kernel.org, Aihua Zhang <zhangaihua1@...wei.com>
Subject: Re: [PATCH] fix compile error while opening the macro DOUBLE_CHECK

Hi Aihua,

[auto build test WARNING on: v4.4-rc1]
[also build test WARNING on: next-20151117]

url:    https://github.com/0day-ci/linux/commits/zhangaihua1-huawei-com/fix-compile-error-while-opening-the-macro-DOUBLE_CHECK/20151117-110904
config: parisc-c3000_defconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=parisc 

All warnings (new ones prefixed by >>):

   In file included from fs/ext4/ext4_jbd2.h:20:0,
                    from fs/ext4/extents.c:43:
>> fs/ext4/ext4.h:49:1: warning: "/*" within comment [-Wcomment]
    /*
    ^
   fs/ext4/ext4.h:55:1: warning: "/*" within comment [-Wcomment]
    /*
    ^

vim +49 fs/ext4/ext4.h

    33	#include <crypto/hash.h>
    34	#include <linux/falloc.h>
    35	#ifdef __KERNEL__
    36	#include <linux/compat.h>
    37	#endif
    38	
    39	/*
    40	 * The fourth extended filesystem constants/structures
    41	 */
    42	
    43	/*
    44	 * with AGGRESSIVE_CHECK allocator runs consistency checks over
    45	 * structures. these checks slow things down a lot
    46	 * /
    47	#define AGGRESSIVE_CHECK__
    48	
  > 49	/*
    50	 * with DOUBLE_CHECK defined mballoc creates persistent in-core
    51	 * bitmaps, maintains and uses them to check for double allocations
    52	 * /
    53	#define DOUBLE_CHECK__
    54	
    55	/*
    56	 * Define EXT4FS_DEBUG to produce debug messages
    57	 */

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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