linux-kernel - Re: [PATCH v2 1/1] kernel.h: split out instruction pointer accessors

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Message-ID: <202110280217.A2FUrtxH-lkp@intel.com>
Date:   Thu, 28 Oct 2021 02:09:48 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-kernel@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: Re: [PATCH v2 1/1] kernel.h: split out instruction pointer accessors

Hi Andy,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on next-20211026]
[cannot apply to linus/master v5.15-rc7 v5.15-rc6 v5.15-rc5 v5.15-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Andy-Shevchenko/kernel-h-split-out-instruction-pointer-accessors/20211027-235208
base:    2376e5fe91bcad74b997d2cc0535abff79ec73c5
config: i386-tinyconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/9fc7130c986cccb5765165dd9f7fc77a4935892c
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Andy-Shevchenko/kernel-h-split-out-instruction-pointer-accessors/20211027-235208
        git checkout 9fc7130c986cccb5765165dd9f7fc77a4935892c
        # save the attached .config to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 prepare

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   In file included from include/linux/kernel.h:23,
                    from include/linux/crypto.h:16,
                    from arch/x86/kernel/asm-offsets.c:9:
>> include/linux/instruction_pointer.h:8:2: error: invalid preprocessing directive #enfif; did you mean #endif?
       8 | #enfif /* _LINUX_INSTRUCTION_POINTER_H */
         |  ^~~~~
         |  endif
>> include/linux/instruction_pointer.h:2: error: unterminated #ifndef
       2 | #ifndef _LINUX_INSTRUCTION_POINTER_H
         | 
   In file included from include/linux/bottom_half.h:5,
                    from include/linux/spinlock.h:61,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/slab.h:15,
                    from include/linux/crypto.h:20,
                    from arch/x86/kernel/asm-offsets.c:9:
>> include/linux/instruction_pointer.h:2: error: unterminated #ifndef
       2 | #ifndef _LINUX_INSTRUCTION_POINTER_H
         | 
   make[2]: *** [scripts/Makefile.build:122: arch/x86/kernel/asm-offsets.s] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1288: prepare0] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:226: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +8 include/linux/instruction_pointer.h

   > 2	#ifndef _LINUX_INSTRUCTION_POINTER_H
     3	#define _LINUX_INSTRUCTION_POINTER_H
     4	
     5	#define _RET_IP_		(unsigned long)__builtin_return_address(0)
     6	#define _THIS_IP_  ({ __label__ __here; __here: (unsigned long)&&__here; })
     7	
   > 8	#enfif /* _LINUX_INSTRUCTION_POINTER_H */

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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