From mboxrd@z Thu Jan  1 00:00:00 1970
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From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [RFC PATCH v2 2/2] RDMA/rxe: Support RDMA Atomic Write operation
Date: Thu, 13 Jan 2022 19:35:08 +0800
Message-ID: <202201131838.Rbqf6UOl-lkp@intel.com>
In-Reply-To: <20220113030350.2492841-3-yangx.jy@fujitsu.com>
List-Id: <oe-kbuild-all.lists.linux.dev>

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Hi Xiao,

[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on v5.16]
[also build test ERROR on next-20220113]
[cannot apply to rdma/for-next]
[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/Xiao-Yang/RDMA-rxe-Add-RDM=
A-Atomic-Write-operation/20220113-110548
base:    df0cc57e057f18e44dac8e6c18aba47ab53202f9
config: arc-randconfig-r003-20220113 (https://download.01.org/0day-ci/archi=
ve/20220113/202201131838.Rbqf6UOl-lkp(a)intel.com/config)
compiler: arc-elf-gcc (GCC) 11.2.0
reproduce (this is a W=3D1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/=
make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/4294d58609cfb4c296c7937ea=
fd58e044a4d81c6
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Xiao-Yang/RDMA-rxe-Add-RDMA-Atomic=
-Write-operation/20220113-110548
        git checkout 4294d58609cfb4c296c7937eafd58e044a4d81c6
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=3D$HOME/0day COMPILER=3Dgcc-11.2.0 make.cross=
 O=3Dbuild_dir ARCH=3Darc SHELL=3D/bin/bash drivers/infiniband/sw/rxe/

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

All errors (new ones prefixed by >>):

   In file included from <command-line>:
   In function 'process_atomic_write',
       inlined from 'execute' at drivers/infiniband/sw/rxe/rxe_resp.c:825:9:
>> include/linux/compiler_types.h:335:45: error: call to '__compiletime_ass=
ert_467' declared with attribute error: Need native word sized stores/loads=
 for atomicity.
     335 |         _compiletime_assert(condition, msg, __compiletime_assert=
_, __COUNTER__)
         |                                             ^
   include/linux/compiler_types.h:316:25: note: in definition of macro '__c=
ompiletime_assert'
     316 |                         prefix ## suffix();                     =
        \
         |                         ^~~~~~
   include/linux/compiler_types.h:335:9: note: in expansion of macro '_comp=
iletime_assert'
     335 |         _compiletime_assert(condition, msg, __compiletime_assert=
_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/compiler_types.h:338:9: note: in expansion of macro 'compi=
letime_assert'
     338 |         compiletime_assert(__native_word(t),                    =
        \
         |         ^~~~~~~~~~~~~~~~~~
   include/asm-generic/barrier.h:162:9: note: in expansion of macro 'compil=
etime_assert_atomic_type'
     162 |         compiletime_assert_atomic_type(*p);                     =
        \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/infiniband/sw/rxe/rxe_resp.c:606:9: note: in expansion of macro =
'smp_store_release'
     606 |         smp_store_release(dst, *src);
         |         ^~~~~~~~~~~~~~~~~


vim +/__compiletime_assert_467 +335 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21  321  =

eb5c2d4b45e3d2 Will Deacon 2020-07-21  322  #define _compiletime_assert(con=
dition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21  323  	__compiletime_assert(condition=
, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  324  =

eb5c2d4b45e3d2 Will Deacon 2020-07-21  325  /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21  326   * compiletime_assert - break b=
uild and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  327   * @condition: a compile-time c=
onstant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21  328   * @msg:       a message to emi=
t if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  329   *
eb5c2d4b45e3d2 Will Deacon 2020-07-21  330   * In tradition of POSIX assert=
, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  331   * supplied condition is *false=
*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  332   * compiler has support to do s=
o.
eb5c2d4b45e3d2 Will Deacon 2020-07-21  333   */
eb5c2d4b45e3d2 Will Deacon 2020-07-21  334  #define compiletime_assert(cond=
ition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @335  	_compiletime_assert(condition,=
 msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  336  =


---
0-DAY CI Kernel Test Service, Intel Corporation
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