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Tue, 07 Nov 2023 16:47:38 +0000 Date: Wed, 8 Nov 2023 00:47:24 +0800 From: kernel test robot To: Peter Zijlstra 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) Message-ID: <202311080048.OcRCiInz-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: be3ca57cfb777ad820c6659d52e60bbdd36bf5ff commit: f3c0eba287049237b23d1300376768293eb89e69 perf: Add a few assertions date: 1 year, 2 months ago config: loongarch-randconfig-r123-20231107 (https://download.01.org/0day-ci/archive/20231108/202311080048.OcRCiInz-lkp@intel.com/config) compiler: loongarch64-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231108/202311080048.OcRCiInz-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202311080048.OcRCiInz-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 :::::: CC: Will Deacon -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki