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From: kernel test robot <lkp@intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces)
Date: Fri, 17 Feb 2023 20:02:07 +0800	[thread overview]
Message-ID: <202302171904.ATesGXtj-lkp@intel.com> (raw)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   ec35307e18ba8174e2a3f701956059f6a36f22fb
commit: f3c0eba287049237b23d1300376768293eb89e69 perf: Add a few assertions
date:   5 months ago
config: loongarch-randconfig-s033-20230217 (https://download.01.org/0day-ci/archive/20230217/202302171904.ATesGXtj-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 12.1.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f3c0eba287049237b23d1300376768293eb89e69
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout f3c0eba287049237b23d1300376768293eb89e69
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=loongarch olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=loongarch SHELL=/bin/bash drivers/perf/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202302171904.ATesGXtj-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     expected void *ptr
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     expected void *ptr
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     expected void *ptr
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     expected void *ptr
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     expected void *ptr
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     expected void *ptr
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     expected void *ptr
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     expected void *ptr
   drivers/perf/thunderx2_pmu.c:556:9: sparse:     got int [noderef] __percpu *

vim +556 drivers/perf/thunderx2_pmu.c

69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  539  
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  540  /*
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  541   * Make sure the group of events can be scheduled at once
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  542   * on the PMU.
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  543   */
5e2c27e833bb92 Ganapatrao Prabhakerrao Kulkarni 2019-10-16  544  static bool tx2_uncore_validate_event_group(struct perf_event *event,
5e2c27e833bb92 Ganapatrao Prabhakerrao Kulkarni 2019-10-16  545  		int max_counters)
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  546  {
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  547  	struct perf_event *sibling, *leader = event->group_leader;
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  548  	int counters = 0;
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  549  
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  550  	if (event->group_leader == event)
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  551  		return true;
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  552  
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  553  	if (!tx2_uncore_validate_event(event->pmu, leader, &counters))
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  554  		return false;
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  555  
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06 @556  	for_each_sibling_event(sibling, leader) {
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  557  		if (!tx2_uncore_validate_event(event->pmu, sibling, &counters))
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  558  			return false;
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  559  	}
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  560  
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  561  	if (!tx2_uncore_validate_event(event->pmu, event, &counters))
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  562  		return false;
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  563  
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  564  	/*
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  565  	 * If the group requires more counters than the HW has,
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  566  	 * it cannot ever be scheduled.
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  567  	 */
5e2c27e833bb92 Ganapatrao Prabhakerrao Kulkarni 2019-10-16  568  	return counters <= max_counters;
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  569  }
69c32972d59388 Kulkarni, Ganapatrao             2018-12-06  570  

:::::: The code at line 556 was first introduced by commit
:::::: 69c32972d59388c041268e8206e8eb1acff29b9a drivers/perf: Add Cavium ThunderX2 SoC UNCORE PMU driver

:::::: TO: Kulkarni, Ganapatrao <Ganapatrao.Kulkarni@cavium.com>
:::::: CC: Will Deacon <will.deacon@arm.com>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests

             reply	other threads:[~2023-02-17 12:02 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-17 12:02 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2023-11-15 21:54 drivers/perf/thunderx2_pmu.c:556:9: sparse: sparse: incorrect type in argument 1 (different address spaces) kernel test robot
2023-11-07 16:47 kernel test robot
2023-05-21  6:10 kernel test robot
2023-04-08 22:54 kernel test robot
2023-03-31 15:29 kernel test robot
2023-03-30 21:45 kernel test robot
2023-01-08  1:24 kernel test robot
2022-11-17 14:25 kernel test robot
2022-10-29  0:57 kernel test robot

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