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From: kernel test robot <lkp@intel.com>
To: Mark Rutland <mark.rutland@arm.com>,
	Anatoly Pugachev <matorola@gmail.com>
Cc: kbuild-all@lists.01.org,
	Linux Kernel list <linux-kernel@vger.kernel.org>,
	Sparc kernel list <sparclinux@vger.kernel.org>,
	debian-sparc <debian-sparc@lists.debian.org>,
	Peter Zijlstra <peterz@lists.infradead.org>
Subject: Re: [PATCH] HACK: disable instrumentation of xchg/cmpxchg
Date: Tue, 6 Jul 2021 07:18:40 +0800	[thread overview]
Message-ID: <202107060727.Sr7cyjfx-lkp@intel.com> (raw)
In-Reply-To: <20210705195638.GA53988@C02TD0UTHF1T.local>

[-- Attachment #1: Type: text/plain, Size: 9409 bytes --]

Hi Mark,

I love your patch! Yet something to improve:

[auto build test ERROR on linux/master]
[also build test ERROR on linus/master next-20210701]
[cannot apply to asm-generic/master sparc-next/master v5.13]
[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/Mark-Rutland/HACK-disable-instrumentation-of-xchg-cmpxchg/20210706-035817
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git c54b245d011855ea91c5beff07f1db74143ce614
config: xtensa-randconfig-r035-20210705 (attached as .config)
compiler: xtensa-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 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/077d46116045ef95775b35f74f003921cb21c955
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Mark-Rutland/HACK-disable-instrumentation-of-xchg-cmpxchg/20210706-035817
        git checkout 077d46116045ef95775b35f74f003921cb21c955
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=xtensa 

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 include/linux/init.h:5,
                    from lib/atomic64_test.c:10:
   lib/atomic64_test.c: In function 'test_atomic':
>> lib/atomic64_test.c:75:9: error: implicit declaration of function 'atomic_arch_xchg'; did you mean 'atomic_long_xchg'? [-Werror=implicit-function-declaration]
      75 |  BUG_ON(atomic##bit##_##op(&v, ##args) != ret);  \
         |         ^~~~~~
   include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var'
      58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond))
         |                                                    ^~~~
   include/asm-generic/bug.h:183:32: note: in expansion of macro 'if'
     183 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
         |                                ^~
   include/linux/compiler.h:48:24: note: in expansion of macro '__branch_check__'
      48 | #  define unlikely(x) (__branch_check__(x, 0, __builtin_constant_p(x)))
         |                        ^~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:183:36: note: in expansion of macro 'unlikely'
     183 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
         |                                    ^~~~~~~~
   lib/atomic64_test.c:75:2: note: in expansion of macro 'BUG_ON'
      75 |  BUG_ON(atomic##bit##_##op(&v, ##args) != ret);  \
         |  ^~~~~~
   lib/atomic64_test.c:38:2: note: in expansion of macro 'TEST_ARGS'
      38 |  test(bit, op, ##args);  \
         |  ^~~~
   lib/atomic64_test.c:81:2: note: in expansion of macro 'FAMILY_TEST'
      81 |  FAMILY_TEST(TEST_ARGS, bit, xchg, init, init, new, new); \
         |  ^~~~~~~~~~~
   lib/atomic64_test.c:141:2: note: in expansion of macro 'XCHG_FAMILY_TEST'
     141 |  XCHG_FAMILY_TEST(, v0, v1);
         |  ^~~~~~~~~~~~~~~~
>> lib/atomic64_test.c:75:9: error: implicit declaration of function 'atomic_arch_cmpxchg'; did you mean 'atomic_try_cmpxchg'? [-Werror=implicit-function-declaration]
      75 |  BUG_ON(atomic##bit##_##op(&v, ##args) != ret);  \
         |         ^~~~~~
   include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var'
      58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond))
         |                                                    ^~~~
   include/asm-generic/bug.h:183:32: note: in expansion of macro 'if'
     183 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
         |                                ^~
   include/linux/compiler.h:48:24: note: in expansion of macro '__branch_check__'
      48 | #  define unlikely(x) (__branch_check__(x, 0, __builtin_constant_p(x)))
         |                        ^~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:183:36: note: in expansion of macro 'unlikely'
     183 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
         |                                    ^~~~~~~~
   lib/atomic64_test.c:75:2: note: in expansion of macro 'BUG_ON'
      75 |  BUG_ON(atomic##bit##_##op(&v, ##args) != ret);  \
         |  ^~~~~~
   lib/atomic64_test.c:38:2: note: in expansion of macro 'TEST_ARGS'
      38 |  test(bit, op, ##args);  \
         |  ^~~~
   lib/atomic64_test.c:86:2: note: in expansion of macro 'FAMILY_TEST'
      86 |  FAMILY_TEST(TEST_ARGS, bit, cmpxchg,     \
         |  ^~~~~~~~~~~
   lib/atomic64_test.c:142:2: note: in expansion of macro 'CMPXCHG_FAMILY_TEST'
     142 |  CMPXCHG_FAMILY_TEST(, v0, v1, onestwos);
         |  ^~~~~~~~~~~~~~~~~~~
   lib/atomic64_test.c: In function 'test_atomic64':
>> lib/atomic64_test.c:75:9: error: implicit declaration of function 'atomic64_arch_xchg'; did you mean 'atomic64_cmpxchg'? [-Werror=implicit-function-declaration]
      75 |  BUG_ON(atomic##bit##_##op(&v, ##args) != ret);  \
         |         ^~~~~~
   include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var'
      58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond))
         |                                                    ^~~~
   include/asm-generic/bug.h:183:32: note: in expansion of macro 'if'
     183 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
         |                                ^~
   include/linux/compiler.h:48:24: note: in expansion of macro '__branch_check__'
      48 | #  define unlikely(x) (__branch_check__(x, 0, __builtin_constant_p(x)))
         |                        ^~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:183:36: note: in expansion of macro 'unlikely'
     183 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
         |                                    ^~~~~~~~
   lib/atomic64_test.c:75:2: note: in expansion of macro 'BUG_ON'
      75 |  BUG_ON(atomic##bit##_##op(&v, ##args) != ret);  \
         |  ^~~~~~
   lib/atomic64_test.c:38:2: note: in expansion of macro 'TEST_ARGS'
      38 |  test(bit, op, ##args);  \
         |  ^~~~
   lib/atomic64_test.c:81:2: note: in expansion of macro 'FAMILY_TEST'
      81 |  FAMILY_TEST(TEST_ARGS, bit, xchg, init, init, new, new); \
         |  ^~~~~~~~~~~
   lib/atomic64_test.c:203:2: note: in expansion of macro 'XCHG_FAMILY_TEST'
     203 |  XCHG_FAMILY_TEST(64, v0, v1);
         |  ^~~~~~~~~~~~~~~~
>> lib/atomic64_test.c:75:9: error: implicit declaration of function 'atomic64_arch_cmpxchg'; did you mean 'atomic64_try_cmpxchg'? [-Werror=implicit-function-declaration]
      75 |  BUG_ON(atomic##bit##_##op(&v, ##args) != ret);  \
         |         ^~~~~~
   include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var'
      58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond))
         |                                                    ^~~~
   include/asm-generic/bug.h:183:32: note: in expansion of macro 'if'
     183 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
         |                                ^~
   include/linux/compiler.h:48:24: note: in expansion of macro '__branch_check__'
      48 | #  define unlikely(x) (__branch_check__(x, 0, __builtin_constant_p(x)))
         |                        ^~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:183:36: note: in expansion of macro 'unlikely'
     183 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
         |                                    ^~~~~~~~
   lib/atomic64_test.c:75:2: note: in expansion of macro 'BUG_ON'
      75 |  BUG_ON(atomic##bit##_##op(&v, ##args) != ret);  \
         |  ^~~~~~
   lib/atomic64_test.c:38:2: note: in expansion of macro 'TEST_ARGS'
      38 |  test(bit, op, ##args);  \
         |  ^~~~
   lib/atomic64_test.c:86:2: note: in expansion of macro 'FAMILY_TEST'
      86 |  FAMILY_TEST(TEST_ARGS, bit, cmpxchg,     \
         |  ^~~~~~~~~~~
   lib/atomic64_test.c:204:2: note: in expansion of macro 'CMPXCHG_FAMILY_TEST'
     204 |  CMPXCHG_FAMILY_TEST(64, v0, v1, v2);
         |  ^~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors


vim +75 lib/atomic64_test.c

28aa2bda2211f4 Peter Zijlstra 2016-04-18  71  
978e5a3692c3b6 Boqun Feng     2015-11-04  72  #define TEST_ARGS(bit, op, init, ret, expect, args...)		\
978e5a3692c3b6 Boqun Feng     2015-11-04  73  do {								\
978e5a3692c3b6 Boqun Feng     2015-11-04  74  	atomic##bit##_set(&v, init);				\
978e5a3692c3b6 Boqun Feng     2015-11-04 @75  	BUG_ON(atomic##bit##_##op(&v, ##args) != ret);		\
978e5a3692c3b6 Boqun Feng     2015-11-04  76  	BUG_ON(atomic##bit##_read(&v) != expect);		\
978e5a3692c3b6 Boqun Feng     2015-11-04  77  } while (0)
978e5a3692c3b6 Boqun Feng     2015-11-04  78  

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

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  reply	other threads:[~2021-07-05 23:19 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-05 15:16 [sparc64] locking/atomic, kernel OOPS on running stress-ng Anatoly Pugachev
2021-07-05 19:56 ` Mark Rutland
2021-07-05 23:18   ` kernel test robot [this message]
2021-07-06  9:11   ` Mark Rutland
2021-07-06 11:51     ` Anatoly Pugachev
2021-07-06 12:00       ` Mark Rutland
2021-07-07  7:47         ` Anatoly Pugachev
2021-07-07  8:26           ` Mark Rutland

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