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Message-ID: <202211160645.cinB2eUm-lkp@intel.com>
Date: Wed, 16 Nov 2022 06:46:55 +0800
From: kernel test robot <lkp@...el.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect
type in argument 1 (different address spaces)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 81e7cfa3a9eb4ba6993a9c71772fdab21bc5d870
commit: f3c0eba287049237b23d1300376768293eb89e69 perf: Add a few assertions
date: 10 weeks ago
config: loongarch-randconfig-s052-20221115
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 SHELL=/bin/bash drivers/perf/ mm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: got unsigned int [noderef] __percpu *
>> drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: got unsigned int [noderef] __percpu *
>> drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: got unsigned int [noderef] __percpu *
>> drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: got unsigned int [noderef] __percpu *
>> drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: got int [noderef] __percpu *
>> drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: got int [noderef] __percpu *
>> drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: got int [noderef] __percpu *
>> drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:397:17: sparse: got int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: got unsigned int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: got unsigned int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: got unsigned int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got unsigned int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: got unsigned int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: got int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: got int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: got int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *ptr @@ got int [noderef] __percpu * @@
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: expected void *ptr
drivers/perf/fsl_imx8_ddr_perf.c:403:9: sparse: got int [noderef] __percpu *
drivers/perf/fsl_imx8_ddr_perf.c: note: in included file (through arch/loongarch/include/asm/io.h, include/linux/io.h, include/linux/irq.h, ...):
include/asm-generic/io.h:335:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:335:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:335:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:335:15: sparse: sparse: cast to restricted __le32
vim +397 drivers/perf/fsl_imx8_ddr_perf.c
c12c0288e35a469 Joakim Zhang 2019-08-28 367
9a66d36cc7ace80 Frank Li 2019-05-01 368 static int ddr_perf_event_init(struct perf_event *event)
9a66d36cc7ace80 Frank Li 2019-05-01 369 {
9a66d36cc7ace80 Frank Li 2019-05-01 370 struct ddr_pmu *pmu = to_ddr_pmu(event->pmu);
9a66d36cc7ace80 Frank Li 2019-05-01 371 struct hw_perf_event *hwc = &event->hw;
9a66d36cc7ace80 Frank Li 2019-05-01 372 struct perf_event *sibling;
9a66d36cc7ace80 Frank Li 2019-05-01 373
9a66d36cc7ace80 Frank Li 2019-05-01 374 if (event->attr.type != event->pmu->type)
9a66d36cc7ace80 Frank Li 2019-05-01 375 return -ENOENT;
9a66d36cc7ace80 Frank Li 2019-05-01 376
9a66d36cc7ace80 Frank Li 2019-05-01 377 if (is_sampling_event(event) || event->attach_state & PERF_ATTACH_TASK)
9a66d36cc7ace80 Frank Li 2019-05-01 378 return -EOPNOTSUPP;
9a66d36cc7ace80 Frank Li 2019-05-01 379
9a66d36cc7ace80 Frank Li 2019-05-01 380 if (event->cpu < 0) {
9a66d36cc7ace80 Frank Li 2019-05-01 381 dev_warn(pmu->dev, "Can't provide per-task data!\n");
9a66d36cc7ace80 Frank Li 2019-05-01 382 return -EOPNOTSUPP;
9a66d36cc7ace80 Frank Li 2019-05-01 383 }
9a66d36cc7ace80 Frank Li 2019-05-01 384
9a66d36cc7ace80 Frank Li 2019-05-01 385 /*
9a66d36cc7ace80 Frank Li 2019-05-01 386 * We must NOT create groups containing mixed PMUs, although software
9a66d36cc7ace80 Frank Li 2019-05-01 387 * events are acceptable (for example to create a CCN group
9a66d36cc7ace80 Frank Li 2019-05-01 388 * periodically read when a hrtimer aka cpu-clock leader triggers).
9a66d36cc7ace80 Frank Li 2019-05-01 389 */
9a66d36cc7ace80 Frank Li 2019-05-01 390 if (event->group_leader->pmu != event->pmu &&
9a66d36cc7ace80 Frank Li 2019-05-01 391 !is_software_event(event->group_leader))
9a66d36cc7ace80 Frank Li 2019-05-01 392 return -EINVAL;
9a66d36cc7ace80 Frank Li 2019-05-01 393
c12c0288e35a469 Joakim Zhang 2019-08-28 394 if (pmu->devtype_data->quirks & DDR_CAP_AXI_ID_FILTER) {
c12c0288e35a469 Joakim Zhang 2019-08-28 395 if (!ddr_perf_filters_compatible(event, event->group_leader))
c12c0288e35a469 Joakim Zhang 2019-08-28 396 return -EINVAL;
c12c0288e35a469 Joakim Zhang 2019-08-28 @397 for_each_sibling_event(sibling, event->group_leader) {
c12c0288e35a469 Joakim Zhang 2019-08-28 398 if (!ddr_perf_filters_compatible(event, sibling))
c12c0288e35a469 Joakim Zhang 2019-08-28 399 return -EINVAL;
c12c0288e35a469 Joakim Zhang 2019-08-28 400 }
c12c0288e35a469 Joakim Zhang 2019-08-28 401 }
c12c0288e35a469 Joakim Zhang 2019-08-28 402
9a66d36cc7ace80 Frank Li 2019-05-01 403 for_each_sibling_event(sibling, event->group_leader) {
9a66d36cc7ace80 Frank Li 2019-05-01 404 if (sibling->pmu != event->pmu &&
9a66d36cc7ace80 Frank Li 2019-05-01 405 !is_software_event(sibling))
9a66d36cc7ace80 Frank Li 2019-05-01 406 return -EINVAL;
9a66d36cc7ace80 Frank Li 2019-05-01 407 }
9a66d36cc7ace80 Frank Li 2019-05-01 408
9a66d36cc7ace80 Frank Li 2019-05-01 409 event->cpu = pmu->cpu;
9a66d36cc7ace80 Frank Li 2019-05-01 410 hwc->idx = -1;
9a66d36cc7ace80 Frank Li 2019-05-01 411
9a66d36cc7ace80 Frank Li 2019-05-01 412 return 0;
9a66d36cc7ace80 Frank Li 2019-05-01 413 }
9a66d36cc7ace80 Frank Li 2019-05-01 414
:::::: The code at line 397 was first introduced by commit
:::::: c12c0288e35a4693b1606e229dab54a62f1ad568 perf/imx_ddr: Add support for AXI ID filtering
:::::: TO: Joakim Zhang <qiangqing.zhang@....com>
:::::: CC: Will Deacon <will@...nel.org>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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