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[openeuler:OLK-5.10 3407/3407] kernel/cgroup/cgroup.c:6217: warning: Function parameter or member 'f' not described in 'cgroup_get_from_file'
by kernel test robot 23 Dec '25

23 Dec '25

Hi Yosry, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 1588d318a9e388d05b6cf5e2a63134c8beb6a355 commit: 590ef7039097222551e104343ae4ba74e4ed2f87 [3407/3407] cgroup: add cgroup_v1v2_get_from_[fd/file]() config: arm64-randconfig-r071-20251212 (https://download.01.org/0day-ci/archive/20251223/202512230521.c3DzuiJA-lkp@…) compiler: aarch64-linux-gcc (GCC) 10.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512230521.c3DzuiJA-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512230521.c3DzuiJA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/cgroup/cgroup.c:6217: warning: Function parameter or member 'f' not described in 'cgroup_get_from_file' kernel/cgroup/cgroup.c:6369: warning: Function parameter or member 'kargs' not described in 'cgroup_can_fork' kernel/cgroup/cgroup.c:6430: warning: Function parameter or member 'kargs' not described in 'cgroup_post_fork' >> kernel/cgroup/cgroup.c:6716: warning: Function parameter or member 'fd' not described in 'cgroup_get_from_fd' vim +6217 kernel/cgroup/cgroup.c 6211 6212 /** 6213 * cgroup_get_from_file - same as cgroup_v1v2_get_from_file, but only supports 6214 * cgroup2. 6215 */ 6216 static struct cgroup *cgroup_get_from_file(struct file *f) > 6217 { 6218 struct cgroup *cgrp = cgroup_v1v2_get_from_file(f); 6219 6220 if (IS_ERR(cgrp)) 6221 return ERR_CAST(cgrp); 6222 6223 if (!cgroup_on_dfl(cgrp)) { 6224 cgroup_put(cgrp); 6225 return ERR_PTR(-EBADF); 6226 } 6227 6228 return cgrp; 6229 } 6230 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 3541/3541] kernel/sched/topology.c:2310:32: sparse: sparse: incorrect type in initializer (different base types)
by kernel test robot 23 Dec '25

23 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: c098fa18c07cc52100a52db8fd0c2900461888c9 commit: 0ccb3f810722de634beed0dc6fe5c59d963b4c50 [3541/3541] sched/topology: Provide cfs_overload_cpus bitmap config: arm64-randconfig-r113-20251213 (https://download.01.org/0day-ci/archive/20251223/202512230528.roqd2yzx-lkp@…) compiler: aarch64-linux-gcc (GCC) 12.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512230528.roqd2yzx-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512230528.roqd2yzx-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) kernel/sched/build_utility.c: note: in included file: kernel/sched/stop_task.c:73:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/stop_task.c:73:38: sparse: expected struct task_struct *curr kernel/sched/stop_task.c:73:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/build_utility.c: note: in included file: >> kernel/sched/topology.c:2310:32: sparse: sparse: incorrect type in initializer (different base types) @@ expected int flags @@ got restricted gfp_t @@ kernel/sched/topology.c:2310:32: sparse: expected int flags kernel/sched/topology.c:2310:32: sparse: got restricted gfp_t >> kernel/sched/topology.c:2318:61: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted gfp_t [usertype] flags @@ got int flags @@ kernel/sched/topology.c:2318:61: sparse: expected restricted gfp_t [usertype] flags kernel/sched/topology.c:2318:61: sparse: got int flags kernel/sched/topology.c:2346:58: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/topology.c:2346:58: sparse: expected struct sched_domain *[assigned] sd kernel/sched/topology.c:2346:58: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/topology.c:491:19: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct perf_domain *pd @@ got struct perf_domain [noderef] __rcu *pd @@ kernel/sched/topology.c:491:19: sparse: expected struct perf_domain *pd kernel/sched/topology.c:491:19: sparse: got struct perf_domain [noderef] __rcu *pd kernel/sched/topology.c:655:49: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *parent @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/topology.c:655:49: sparse: expected struct sched_domain *parent kernel/sched/topology.c:655:49: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/topology.c:702:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:702:9: sparse: struct sparsemask [noderef] __rcu * kernel/sched/topology.c:702:9: sparse: struct sparsemask * kernel/sched/topology.c:730:50: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *parent @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/topology.c:730:50: sparse: expected struct sched_domain *parent kernel/sched/topology.c:730:50: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/topology.c:738:55: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain [noderef] __rcu *[noderef] __rcu child @@ got struct sched_domain *[assigned] tmp @@ kernel/sched/topology.c:738:55: sparse: expected struct sched_domain [noderef] __rcu *[noderef] __rcu child kernel/sched/topology.c:738:55: sparse: got struct sched_domain *[assigned] tmp kernel/sched/topology.c:751:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/topology.c:751:29: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/topology.c:751:29: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/topology.c:756:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/topology.c:756:20: sparse: expected struct sched_domain *sd kernel/sched/topology.c:756:20: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/topology.c:777:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *sd @@ kernel/sched/topology.c:777:13: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/topology.c:777:13: sparse: got struct sched_domain [noderef] __rcu *sd kernel/sched/topology.c:939:70: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:939:70: sparse: expected struct sched_domain *sd kernel/sched/topology.c:939:70: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:968:59: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:968:59: sparse: expected struct sched_domain *sd kernel/sched/topology.c:968:59: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:1014:57: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:1014:57: sparse: expected struct sched_domain *sd kernel/sched/topology.c:1014:57: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:1016:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sibling @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:1016:25: sparse: expected struct sched_domain *sibling kernel/sched/topology.c:1016:25: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:1024:55: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:1024:55: sparse: expected struct sched_domain *sd kernel/sched/topology.c:1024:55: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:1026:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sibling @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:1026:25: sparse: expected struct sched_domain *sibling kernel/sched/topology.c:1026:25: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:1096:62: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:1096:62: sparse: expected struct sched_domain *sd kernel/sched/topology.c:1096:62: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:1200:40: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *child @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:1200:40: sparse: expected struct sched_domain *child kernel/sched/topology.c:1200:40: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:1620:43: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain [noderef] __rcu *child @@ got struct sched_domain *child @@ kernel/sched/topology.c:1620:43: sparse: expected struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:1620:43: sparse: got struct sched_domain *child kernel/sched/topology.c:1758:21: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:1758:21: sparse: int [noderef] __rcu * kernel/sched/topology.c:1758:21: sparse: int * kernel/sched/topology.c:1884:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:1884:9: sparse: int [noderef] __rcu * kernel/sched/topology.c:1884:9: sparse: int * kernel/sched/topology.c:1939:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:1939:9: sparse: struct cpumask **[noderef] __rcu * kernel/sched/topology.c:1939:9: sparse: struct cpumask *** kernel/sched/topology.c:1997:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:1997:9: sparse: int [noderef] __rcu * kernel/sched/topology.c:1997:9: sparse: int * kernel/sched/topology.c:1999:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:1999:9: sparse: struct cpumask **[noderef] __rcu * kernel/sched/topology.c:1999:9: sparse: struct cpumask *** kernel/sched/topology.c:2083:17: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:2083:17: sparse: struct cpumask **[noderef] __rcu * kernel/sched/topology.c:2083:17: sparse: struct cpumask *** kernel/sched/topology.c:2150:19: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:2150:19: sparse: struct cpumask **[noderef] __rcu * kernel/sched/topology.c:2150:19: sparse: struct cpumask *** kernel/sched/topology.c:2190:17: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/topology.c:2190:17: sparse: struct cpumask **[noderef] __rcu * kernel/sched/topology.c:2190:17: sparse: struct cpumask *** kernel/sched/topology.c:2386:31: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain [noderef] __rcu *parent @@ got struct sched_domain *sd @@ kernel/sched/topology.c:2386:31: sparse: expected struct sched_domain [noderef] __rcu *parent kernel/sched/topology.c:2386:31: sparse: got struct sched_domain *sd kernel/sched/topology.c:2489:57: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/topology.c:2489:57: sparse: expected struct sched_domain *[assigned] sd kernel/sched/topology.c:2489:57: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/topology.c:2510:56: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *child @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/topology.c:2510:56: sparse: expected struct sched_domain *child kernel/sched/topology.c:2510:56: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/topology.c:2509:57: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/topology.c:2509:57: sparse: expected struct sched_domain *[assigned] sd kernel/sched/topology.c:2509:57: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/topology.c:2564:57: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/topology.c:2564:57: sparse: expected struct sched_domain *[assigned] sd kernel/sched/topology.c:2564:57: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/build_utility.c: note: in included file: kernel/sched/build_utility.c: note: in included file: kernel/sched/sched.h:1853:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/sched.h:1853:9: sparse: expected struct sched_domain *[assigned] sd vim +2310 kernel/sched/topology.c 2304 2305 static int sd_llc_alloc(struct sched_domain *sd) 2306 { 2307 struct sched_domain_shared *sds = sd->shared; 2308 struct cpumask *span = sched_domain_span(sd); 2309 int nid = cpu_to_node(cpumask_first(span)); > 2310 int flags = __GFP_ZERO | GFP_KERNEL; 2311 struct sparsemask *mask; 2312 2313 /* 2314 * Allocate the bitmap if not already allocated. This is called for 2315 * every CPU in the LLC but only allocates once per sd_llc_shared. 2316 */ 2317 if (!sds->cfs_overload_cpus) { > 2318 mask = sparsemask_alloc_node(nr_cpu_ids, 3, flags, nid); 2319 if (!mask) 2320 return 1; 2321 sds->cfs_overload_cpus = mask; 2322 } 2323 2324 return 0; 2325 } 2326 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 3418/3418] drivers/net/dsa/mv88e6xxx/chip.c:2320:25: error: implicit declaration of function 'mv88e6xxx_g2_eeprom_wait'; did you mean 'mv88e6xxx_g2_pvt_write'?
by kernel test robot 23 Dec '25

23 Dec '25

Hi Fabio, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 1588d318a9e388d05b6cf5e2a63134c8beb6a355 commit: 02956abc74ede6549249eb21e5b319b92dd147f3 [3418/3418] net: dsa: mv88e6xxx: Avoid EEPROM timeout when EEPROM is absent config: x86_64-randconfig-012-20251217 (https://download.01.org/0day-ci/archive/20251223/202512230339.KxFb5dKg-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512230339.KxFb5dKg-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512230339.KxFb5dKg-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/net/dsa/mv88e6xxx/chip.c: In function 'mv88e6xxx_hardware_reset': >> drivers/net/dsa/mv88e6xxx/chip.c:2320:25: error: implicit declaration of function 'mv88e6xxx_g2_eeprom_wait'; did you mean 'mv88e6xxx_g2_pvt_write'? [-Werror=implicit-function-declaration] 2320 | mv88e6xxx_g2_eeprom_wait(chip); | ^~~~~~~~~~~~~~~~~~~~~~~~ | mv88e6xxx_g2_pvt_write cc1: some warnings being treated as errors vim +2320 drivers/net/dsa/mv88e6xxx/chip.c 2306 2307 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip) 2308 { 2309 struct gpio_desc *gpiod = chip->reset; 2310 2311 /* If there is a GPIO connected to the reset pin, toggle it */ 2312 if (gpiod) { 2313 /* If the switch has just been reset and not yet completed 2314 * loading EEPROM, the reset may interrupt the I2C transaction 2315 * mid-byte, causing the first EEPROM read after the reset 2316 * from the wrong location resulting in the switch booting 2317 * to wrong mode and inoperable. 2318 */ 2319 if (chip->info->ops->get_eeprom) > 2320 mv88e6xxx_g2_eeprom_wait(chip); 2321 2322 gpiod_set_value_cansleep(gpiod, 1); 2323 usleep_range(10000, 20000); 2324 gpiod_set_value_cansleep(gpiod, 0); 2325 usleep_range(10000, 20000); 2326 2327 if (chip->info->ops->get_eeprom) 2328 mv88e6xxx_g2_eeprom_wait(chip); 2329 } 2330 } 2331 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 3541/3541] kernel/sched/fair.c:175:5: sparse: sparse: symbol 'sysctl_sched_util_low_pct' was not declared. Should it be static?
by kernel test robot 23 Dec '25

23 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: c098fa18c07cc52100a52db8fd0c2900461888c9 commit: 2e1dfc02d115143587ccfee1815ad295763050f2 [3541/3541] sched: Adjust wakeup cpu range according CPU util dynamicly config: arm64-randconfig-r113-20251213 (https://download.01.org/0day-ci/archive/20251223/202512230232.mDLII3OZ-lkp@…) compiler: aarch64-linux-gcc (GCC) 12.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512230232.mDLII3OZ-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512230232.mDLII3OZ-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) kernel/sched/fair.c:143:14: sparse: sparse: symbol 'sysctl_overload_detect_period' was not declared. Should it be static? kernel/sched/fair.c:144:14: sparse: sparse: symbol 'sysctl_offline_wait_interval' was not declared. Should it be static? >> kernel/sched/fair.c:175:5: sparse: sparse: symbol 'sysctl_sched_util_low_pct' was not declared. Should it be static? kernel/sched/fair.c:1256:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_entity const *se @@ got struct sched_entity [noderef] __rcu * @@ kernel/sched/fair.c:1256:34: sparse: expected struct sched_entity const *se kernel/sched/fair.c:1256:34: sparse: got struct sched_entity [noderef] __rcu * kernel/sched/fair.c:3039:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu * @@ kernel/sched/fair.c:3039:13: sparse: expected struct task_struct *tsk kernel/sched/fair.c:3039:13: sparse: got struct task_struct [noderef] __rcu * kernel/sched/fair.c:12740:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:12740:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12740:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:5891:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:5891:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:5891:22: sparse: struct task_struct * kernel/sched/fair.c:7964:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:7964:20: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:7964:20: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8258:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:8258:9: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/fair.c:8258:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:8367:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:8367:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:8367:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:8587:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:8587:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:8587:22: sparse: struct task_struct * kernel/sched/fair.c:8941:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:8941:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:8941:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:9934:40: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *child @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:9934:40: sparse: expected struct sched_domain *child kernel/sched/fair.c:9934:40: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:10571:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/fair.c:10571:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/fair.c:10571:22: sparse: struct task_struct * kernel/sched/fair.c:12012:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:12012:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12012:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:11669:44: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sched_domain *sd_parent @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:11669:44: sparse: expected struct sched_domain *sd_parent kernel/sched/fair.c:11669:44: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:12108:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:12108:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/fair.c:12108:9: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c:2985:9: sparse: sparse: context imbalance in 'task_numa_placement' - different lock contexts for basic block kernel/sched/fair.c:7180:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7180:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7180:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7186:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7186:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7186:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7193:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *sd @@ got struct sched_domain [noderef] __rcu *child @@ kernel/sched/fair.c:7193:28: sparse: expected struct sched_domain *sd kernel/sched/fair.c:7193:28: sparse: got struct sched_domain [noderef] __rcu *child kernel/sched/fair.c:7201:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] tmp @@ got struct sched_domain [noderef] __rcu *parent @@ kernel/sched/fair.c:7201:17: sparse: expected struct sched_domain *[assigned] tmp kernel/sched/fair.c:7201:17: sparse: got struct sched_domain [noderef] __rcu *parent kernel/sched/fair.c: note: in included file: kernel/sched/sched.h:2309:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2309:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2309:9: sparse: struct task_struct * kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2145:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2145:25: sparse: struct task_struct * kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2145:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2145:25: sparse: struct task_struct * vim +/sysctl_sched_util_low_pct +175 kernel/sched/fair.c 168 169 #ifdef CONFIG_QOS_SCHED_DYNAMIC_AFFINITY 170 /* 171 * Low utilization threshold for CPU 172 * 173 * (default: 85%), units: percentage of CPU utilization) 174 */ > 175 int sysctl_sched_util_low_pct = 85; 176 #endif 177 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1942/1942] arch/arm64/kernel/cpu_errata.c:1323:13: warning: no previous prototype for 'spectre_bhb_patch_loop_iter'
by kernel test robot 23 Dec '25

23 Dec '25

Hi James, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 4e9c55920995d70b3e88b60c69753df54b03fdf4 commit: cb917077efa4fecd975ab17d6aececdd90abe82e [1942/1942] arm64: Mitigate spectre style branch history side channels config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20251223/202512230214.GrBXN1xm-lkp@…) compiler: aarch64-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512230214.GrBXN1xm-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512230214.GrBXN1xm-lkp@intel.com/ All warnings (new ones prefixed by >>): arch/arm64/kernel/cpu_errata.c:335:13: warning: no previous prototype for 'arm64_update_smccc_conduit' [-Wmissing-prototypes] 335 | void __init arm64_update_smccc_conduit(struct alt_instr *alt, | ^~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/kernel/cpu_errata.c:357:13: warning: no previous prototype for 'arm64_enable_wa2_handling' [-Wmissing-prototypes] 357 | void __init arm64_enable_wa2_handling(struct alt_instr *alt, | ^~~~~~~~~~~~~~~~~~~~~~~~~ >> arch/arm64/kernel/cpu_errata.c:1323:13: warning: no previous prototype for 'spectre_bhb_patch_loop_iter' [-Wmissing-prototypes] 1323 | void __init spectre_bhb_patch_loop_iter(struct alt_instr *alt, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from arch/arm64/include/asm/atomic.h:36, from include/linux/atomic.h:7, from include/asm-generic/bitops/atomic.h:5, from arch/arm64/include/asm/bitops.h:37, from include/linux/bitops.h:19, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/kobject.h:20, from include/linux/device.h:17, from include/linux/node.h:18, from include/linux/cpu.h:17, from arch/arm64/kernel/cpu_errata.c:22: In function '__cmpxchg_case_4', inlined from '__cmpxchg' at arch/arm64/include/asm/cmpxchg.h:140:1, inlined from 'update_mitigation_state' at arch/arm64/kernel/cpu_errata.c:1044:11, inlined from 'spectre_bhb_enable_mitigation' at arch/arm64/kernel/cpu_errata.c:1319:2, inlined from 'spectre_bhb_enable_mitigation' at arch/arm64/kernel/cpu_errata.c:1271:6: >> arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'enum mitigation_state[1]' [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:279:1: note: in expansion of macro '__CMPXCHG_CASE' 279 | __CMPXCHG_CASE(w, , 4, , , , ) | ^~~~~~~~~~~~~~ arch/arm64/kernel/cpu_errata.c: In function 'spectre_bhb_enable_mitigation': arch/arm64/kernel/cpu_errata.c:1058:30: note: object 'spectre_bhb_state' of size 4 1058 | static enum mitigation_state spectre_bhb_state; | ^~~~~~~~~~~~~~~~~ In function '__cmpxchg_case_4', inlined from '__cmpxchg' at arch/arm64/include/asm/cmpxchg.h:140:1, inlined from 'update_mitigation_state' at arch/arm64/kernel/cpu_errata.c:1044:11, inlined from 'spectre_bhb_enable_mitigation' at arch/arm64/kernel/cpu_errata.c:1319:2, inlined from 'spectre_bhb_enable_mitigation' at arch/arm64/kernel/cpu_errata.c:1271:6: >> arch/arm64/include/asm/atomic_ll_sc.h:259:9: warning: array subscript 'long unsigned int[0]' is partly outside array bounds of 'enum mitigation_state[1]' [-Warray-bounds=] 259 | asm volatile( \ | ^~~ arch/arm64/include/asm/atomic_ll_sc.h:279:1: note: in expansion of macro '__CMPXCHG_CASE' 279 | __CMPXCHG_CASE(w, , 4, , , , ) | ^~~~~~~~~~~~~~ arch/arm64/kernel/cpu_errata.c: In function 'spectre_bhb_enable_mitigation': arch/arm64/kernel/cpu_errata.c:1058:30: note: object 'spectre_bhb_state' of size 4 1058 | static enum mitigation_state spectre_bhb_state; | ^~~~~~~~~~~~~~~~~ vim +/spectre_bhb_patch_loop_iter +1323 arch/arm64/kernel/cpu_errata.c 1321 1322 /* Patched to correct the immediate */ > 1323 void __init spectre_bhb_patch_loop_iter(struct alt_instr *alt, -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 3557/3557] drivers/irqchip/irq-gic-phytium-2500.c:1216:78: sparse: sparse: dubious: !x | !y
by kernel test robot 23 Dec '25

23 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 04473ee9ed912a16fff0d8846ad565bbf3d63c77 commit: 792b82446538ed840a6e23b89673ce21564702bd [3557/3557] Fix gic support for Phytium S2500 config: arm64-randconfig-r132-20251218 (https://download.01.org/0day-ci/archive/20251223/202512230028.LM8FWjL7-lkp@…) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512230028.LM8FWjL7-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512230028.LM8FWjL7-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/irqchip/irq-gic-phytium-2500.c:1216:78: sparse: sparse: dubious: !x | !y >> drivers/irqchip/irq-gic-phytium-2500.c:302:29: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:327:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:454:24: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:479:24: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:266:24: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:767:24: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:1155:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:1156:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:1157:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:1409:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500.c:266:24: sparse: sparse: dereference of noderef expression -- >> drivers/irqchip/irq-gic-phytium-2500-its.c:1479:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-phytium-2500-its.c:1479:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-phytium-2500-its.c:1479:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-phytium-2500-its.c:1485:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-phytium-2500-its.c:1485:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-phytium-2500-its.c:1485:9: sparse: got struct raw_spinlock [noderef] __percpu * >> drivers/irqchip/irq-gic-phytium-2500-its.c:2934:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct cpumask [usertype] **mask @@ got struct cpumask [usertype] *[noderef] __percpu * @@ drivers/irqchip/irq-gic-phytium-2500-its.c:2934:45: sparse: expected struct cpumask [usertype] **mask drivers/irqchip/irq-gic-phytium-2500-its.c:2934:45: sparse: got struct cpumask [usertype] *[noderef] __percpu * drivers/irqchip/irq-gic-phytium-2500-its.c:4281:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-phytium-2500-its.c:4281:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-phytium-2500-its.c:4281:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-phytium-2500-its.c:4286:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-phytium-2500-its.c:4286:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-phytium-2500-its.c:4286:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-phytium-2500-its.c:4421:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-phytium-2500-its.c:4421:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-phytium-2500-its.c:4421:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-phytium-2500-its.c:4439:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-phytium-2500-its.c:4439:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-phytium-2500-its.c:4439:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-phytium-2500-its.c: note: in included file (through include/linux/spinlock.h, include/linux/mmzone.h, include/linux/gfp.h, ...): include/linux/spinlock_api_smp.h:111:9: sparse: sparse: context imbalance in 'vpe_to_cpuid_lock' - wrong count at exit drivers/irqchip/irq-gic-phytium-2500-its.c:284:13: sparse: sparse: context imbalance in 'vpe_to_cpuid_unlock' - unexpected unlock >> drivers/irqchip/irq-gic-phytium-2500-its.c:1481:18: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2337:23: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2337:23: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2751:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2751:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2772:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2806:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2806:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2810:38: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2828:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2828:49: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2829:25: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2839:30: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2882:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2909:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2938:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:2939:14: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3009:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3021:45: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3021:45: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3023:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3078:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3078:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3093:29: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3093:29: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3118:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3156:31: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3161:13: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3180:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3185:21: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3244:43: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3279:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3280:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3318:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3321:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3321:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3919:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3968:13: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3969:36: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3969:36: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3984:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:3998:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:4030:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:4140:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:4220:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:4235:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:4282:18: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:4422:16: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:5309:19: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:5309:19: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:5314:31: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-phytium-2500-its.c:5334:14: sparse: sparse: dereference of noderef expression vim +1216 drivers/irqchip/irq-gic-phytium-2500.c ade50f9f855e6a Li Yuting 2024-01-17 1181 ade50f9f855e6a Li Yuting 2024-01-17 1182 static int __gic_update_rdist_properties(struct redist_region *region, ade50f9f855e6a Li Yuting 2024-01-17 1183 void __iomem *ptr) ade50f9f855e6a Li Yuting 2024-01-17 1184 { ade50f9f855e6a Li Yuting 2024-01-17 1185 u64 typer = gic_read_typer(ptr + GICR_TYPER); ade50f9f855e6a Li Yuting 2024-01-17 1186 u32 ctlr = readl_relaxed(ptr + GICR_CTLR); ade50f9f855e6a Li Yuting 2024-01-17 1187 ade50f9f855e6a Li Yuting 2024-01-17 1188 /* Boot-time cleanup */ ade50f9f855e6a Li Yuting 2024-01-17 1189 if ((typer & GICR_TYPER_VLPIS) && (typer & GICR_TYPER_RVPEID)) { ade50f9f855e6a Li Yuting 2024-01-17 1190 u64 val; ade50f9f855e6a Li Yuting 2024-01-17 1191 ade50f9f855e6a Li Yuting 2024-01-17 1192 /* Deactivate any present vPE */ ade50f9f855e6a Li Yuting 2024-01-17 1193 val = gicr_read_vpendbaser(ptr + SZ_128K + GICR_VPENDBASER); ade50f9f855e6a Li Yuting 2024-01-17 1194 if (val & GICR_VPENDBASER_Valid) ade50f9f855e6a Li Yuting 2024-01-17 1195 gicr_write_vpendbaser(GICR_VPENDBASER_PendingLast, ade50f9f855e6a Li Yuting 2024-01-17 1196 ptr + SZ_128K + GICR_VPENDBASER); ade50f9f855e6a Li Yuting 2024-01-17 1197 ade50f9f855e6a Li Yuting 2024-01-17 1198 /* Mark the VPE table as invalid */ ade50f9f855e6a Li Yuting 2024-01-17 1199 val = gicr_read_vpropbaser(ptr + SZ_128K + GICR_VPROPBASER); ade50f9f855e6a Li Yuting 2024-01-17 1200 val &= ~GICR_VPROPBASER_4_1_VALID; ade50f9f855e6a Li Yuting 2024-01-17 1201 gicr_write_vpropbaser(val, ptr + SZ_128K + GICR_VPROPBASER); ade50f9f855e6a Li Yuting 2024-01-17 1202 } ade50f9f855e6a Li Yuting 2024-01-17 1203 ade50f9f855e6a Li Yuting 2024-01-17 1204 gic_data.rdists.has_vlpis &= !!(typer & GICR_TYPER_VLPIS); ade50f9f855e6a Li Yuting 2024-01-17 1205 ade50f9f855e6a Li Yuting 2024-01-17 1206 /* ade50f9f855e6a Li Yuting 2024-01-17 1207 * TYPER.RVPEID implies some form of DirectLPI, no matter what the ade50f9f855e6a Li Yuting 2024-01-17 1208 * doc says... :-/ And CTLR.IR implies another subset of DirectLPI ade50f9f855e6a Li Yuting 2024-01-17 1209 * that the ITS driver can make use of for LPIs (and not VLPIs). ade50f9f855e6a Li Yuting 2024-01-17 1210 * ade50f9f855e6a Li Yuting 2024-01-17 1211 * These are 3 different ways to express the same thing, depending ade50f9f855e6a Li Yuting 2024-01-17 1212 * on the revision of the architecture and its relaxations over ade50f9f855e6a Li Yuting 2024-01-17 1213 * time. Just group them under the 'direct_lpi' banner. ade50f9f855e6a Li Yuting 2024-01-17 1214 */ ade50f9f855e6a Li Yuting 2024-01-17 1215 gic_data.rdists.has_rvpeid &= !!(typer & GICR_TYPER_RVPEID); ade50f9f855e6a Li Yuting 2024-01-17 @1216 gic_data.rdists.has_direct_lpi &= (!!(typer & GICR_TYPER_DirectLPIS) | ade50f9f855e6a Li Yuting 2024-01-17 1217 !!(ctlr & GICR_CTLR_IR) | ade50f9f855e6a Li Yuting 2024-01-17 1218 gic_data.rdists.has_rvpeid); ade50f9f855e6a Li Yuting 2024-01-17 1219 gic_data.rdists.has_vpend_valid_dirty &= !!(typer & GICR_TYPER_DIRTY); ade50f9f855e6a Li Yuting 2024-01-17 1220 ade50f9f855e6a Li Yuting 2024-01-17 1221 /* Detect non-sensical configurations */ ade50f9f855e6a Li Yuting 2024-01-17 1222 if (WARN_ON_ONCE(gic_data.rdists.has_rvpeid && !gic_data.rdists.has_vlpis)) { ade50f9f855e6a Li Yuting 2024-01-17 1223 gic_data.rdists.has_direct_lpi = false; ade50f9f855e6a Li Yuting 2024-01-17 1224 gic_data.rdists.has_vlpis = false; ade50f9f855e6a Li Yuting 2024-01-17 1225 gic_data.rdists.has_rvpeid = false; ade50f9f855e6a Li Yuting 2024-01-17 1226 } ade50f9f855e6a Li Yuting 2024-01-17 1227 ade50f9f855e6a Li Yuting 2024-01-17 1228 gic_data.ppi_nr = min(GICR_TYPER_NR_PPIS(typer), gic_data.ppi_nr); ade50f9f855e6a Li Yuting 2024-01-17 1229 ade50f9f855e6a Li Yuting 2024-01-17 1230 return 1; ade50f9f855e6a Li Yuting 2024-01-17 1231 } ade50f9f855e6a Li Yuting 2024-01-17 1232 :::::: The code at line 1216 was first introduced by commit :::::: ade50f9f855e6afd85e65b6b036a1bb948d4dfff Add gic support for Phytium S2500 :::::: TO: Li Yuting <liyuting2071(a)phytium.com.cn> :::::: CC: Li Yuting <liyuting2071(a)phytium.com.cn> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 3418/3418] arch/x86/kernel/alternative.c:78:21: sparse: sparse: symbol 'x86nops' was not declared. Should it be static?
by kernel test robot 23 Dec '25

23 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 1588d318a9e388d05b6cf5e2a63134c8beb6a355 commit: 8243b036681b074fab34e18024d1ee24c656b432 [3418/3418] x86: Remove dynamic NOP selection config: x86_64-randconfig-121-20251217 (https://download.01.org/0day-ci/archive/20251223/202512230026.G2nO9RjO-lkp@…) compiler: gcc-12 (Debian 12.4.0-5) 12.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512230026.G2nO9RjO-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512230026.G2nO9RjO-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> arch/x86/kernel/alternative.c:78:21: sparse: sparse: symbol 'x86nops' was not declared. Should it be static? vim +/x86nops +78 arch/x86/kernel/alternative.c 77 > 78 const unsigned char x86nops[] = 79 { 80 BYTES_NOP1, 81 BYTES_NOP2, 82 BYTES_NOP3, 83 BYTES_NOP4, 84 BYTES_NOP5, 85 BYTES_NOP6, 86 BYTES_NOP7, 87 BYTES_NOP8, 88 }; 89 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1941/1941] drivers/tee/optee/core.c:618:10: warning: return makes integer from pointer without a cast
by kernel test robot 23 Dec '25

23 Dec '25

Hi Ard, First bad commit (maybe != root cause): tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 4e9c55920995d70b3e88b60c69753df54b03fdf4 commit: 595311cf7e49c781dd26782e4b45fd54bbfb3e40 [1941/1941] optee: model OP-TEE as a platform device/driver config: arm64-randconfig-003-20251212 (https://download.01.org/0day-ci/archive/20251223/202512230051.P5z9Xtje-lkp@…) compiler: aarch64-linux-gcc (GCC) 7.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512230051.P5z9Xtje-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512230051.P5z9Xtje-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/tee/optee/core.c: In function 'optee_probe': >> drivers/tee/optee/core.c:618:10: warning: return makes integer from pointer without a cast [-Wint-conversion] return ERR_PTR(-EINVAL); ^~~~~~~~~~~~~~~~ vim +618 drivers/tee/optee/core.c 595311cf7e49c7 Ard Biesheuvel 2019-12-09 581 595311cf7e49c7 Ard Biesheuvel 2019-12-09 582 static int optee_probe(struct platform_device *pdev) 4fb0a5eb364d23 Jens Wiklander 2015-04-14 583 { 4fb0a5eb364d23 Jens Wiklander 2015-04-14 584 optee_invoke_fn *invoke_fn; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 585 struct tee_shm_pool *pool; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 586 struct optee *optee = NULL; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 587 void *memremaped_shm = NULL; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 588 struct tee_device *teedev; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 589 u32 sec_caps; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 590 int rc; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 591 595311cf7e49c7 Ard Biesheuvel 2019-12-09 592 invoke_fn = get_invoke_func(&pdev->dev); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 593 if (IS_ERR(invoke_fn)) 595311cf7e49c7 Ard Biesheuvel 2019-12-09 594 return PTR_ERR(invoke_fn); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 595 4fb0a5eb364d23 Jens Wiklander 2015-04-14 596 if (!optee_msg_api_uid_is_optee_api(invoke_fn)) { 4fb0a5eb364d23 Jens Wiklander 2015-04-14 597 pr_warn("api uid mismatch\n"); 595311cf7e49c7 Ard Biesheuvel 2019-12-09 598 return -EINVAL; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 599 } 4fb0a5eb364d23 Jens Wiklander 2015-04-14 600 5c5f80307ab27c Jérôme Forissier 2017-11-24 601 optee_msg_get_os_revision(invoke_fn); 5c5f80307ab27c Jérôme Forissier 2017-11-24 602 4fb0a5eb364d23 Jens Wiklander 2015-04-14 603 if (!optee_msg_api_revision_is_compatible(invoke_fn)) { 4fb0a5eb364d23 Jens Wiklander 2015-04-14 604 pr_warn("api revision mismatch\n"); 595311cf7e49c7 Ard Biesheuvel 2019-12-09 605 return -EINVAL; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 606 } 4fb0a5eb364d23 Jens Wiklander 2015-04-14 607 4fb0a5eb364d23 Jens Wiklander 2015-04-14 608 if (!optee_msg_exchange_capabilities(invoke_fn, &sec_caps)) { 4fb0a5eb364d23 Jens Wiklander 2015-04-14 609 pr_warn("capabilities mismatch\n"); 595311cf7e49c7 Ard Biesheuvel 2019-12-09 610 return -EINVAL; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 611 } 4fb0a5eb364d23 Jens Wiklander 2015-04-14 612 4fb0a5eb364d23 Jens Wiklander 2015-04-14 613 /* 4fb0a5eb364d23 Jens Wiklander 2015-04-14 614 * We have no other option for shared memory, if secure world 4fb0a5eb364d23 Jens Wiklander 2015-04-14 615 * doesn't have any reserved memory we can use we can't continue. 4fb0a5eb364d23 Jens Wiklander 2015-04-14 616 */ 4fb0a5eb364d23 Jens Wiklander 2015-04-14 617 if (!(sec_caps & OPTEE_SMC_SEC_CAP_HAVE_RESERVED_SHM)) 4fb0a5eb364d23 Jens Wiklander 2015-04-14 @618 return ERR_PTR(-EINVAL); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 619 f58e236c9d665a Volodymyr Babchuk 2017-11-29 620 pool = optee_config_shm_memremap(invoke_fn, &memremaped_shm, sec_caps); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 621 if (IS_ERR(pool)) 595311cf7e49c7 Ard Biesheuvel 2019-12-09 622 return PTR_ERR(pool); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 623 4fb0a5eb364d23 Jens Wiklander 2015-04-14 624 optee = kzalloc(sizeof(*optee), GFP_KERNEL); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 625 if (!optee) { 4fb0a5eb364d23 Jens Wiklander 2015-04-14 626 rc = -ENOMEM; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 627 goto err; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 628 } 4fb0a5eb364d23 Jens Wiklander 2015-04-14 629 4fb0a5eb364d23 Jens Wiklander 2015-04-14 630 optee->invoke_fn = invoke_fn; d885cc5e0759fc Volodymyr Babchuk 2017-11-29 631 optee->sec_caps = sec_caps; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 632 4fb0a5eb364d23 Jens Wiklander 2015-04-14 633 teedev = tee_device_alloc(&optee_desc, NULL, pool, optee); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 634 if (IS_ERR(teedev)) { 4fb0a5eb364d23 Jens Wiklander 2015-04-14 635 rc = PTR_ERR(teedev); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 636 goto err; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 637 } 4fb0a5eb364d23 Jens Wiklander 2015-04-14 638 optee->teedev = teedev; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 639 4fb0a5eb364d23 Jens Wiklander 2015-04-14 640 teedev = tee_device_alloc(&optee_supp_desc, NULL, pool, optee); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 641 if (IS_ERR(teedev)) { 4fb0a5eb364d23 Jens Wiklander 2015-04-14 642 rc = PTR_ERR(teedev); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 643 goto err; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 644 } 4fb0a5eb364d23 Jens Wiklander 2015-04-14 645 optee->supp_teedev = teedev; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 646 4fb0a5eb364d23 Jens Wiklander 2015-04-14 647 rc = tee_device_register(optee->teedev); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 648 if (rc) 4fb0a5eb364d23 Jens Wiklander 2015-04-14 649 goto err; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 650 4fb0a5eb364d23 Jens Wiklander 2015-04-14 651 rc = tee_device_register(optee->supp_teedev); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 652 if (rc) 4fb0a5eb364d23 Jens Wiklander 2015-04-14 653 goto err; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 654 4fb0a5eb364d23 Jens Wiklander 2015-04-14 655 mutex_init(&optee->call_queue.mutex); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 656 INIT_LIST_HEAD(&optee->call_queue.waiters); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 657 optee_wait_queue_init(&optee->wait_queue); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 658 optee_supp_init(&optee->supp); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 659 optee->memremaped_shm = memremaped_shm; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 660 optee->pool = pool; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 661 4fb0a5eb364d23 Jens Wiklander 2015-04-14 662 optee_enable_shm_cache(optee); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 663 595311cf7e49c7 Ard Biesheuvel 2019-12-09 664 platform_set_drvdata(pdev, optee); 595311cf7e49c7 Ard Biesheuvel 2019-12-09 665 4fb0a5eb364d23 Jens Wiklander 2015-04-14 666 pr_info("initialized driver\n"); 595311cf7e49c7 Ard Biesheuvel 2019-12-09 667 return 0; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 668 err: 4fb0a5eb364d23 Jens Wiklander 2015-04-14 669 if (optee) { 4fb0a5eb364d23 Jens Wiklander 2015-04-14 670 /* 4fb0a5eb364d23 Jens Wiklander 2015-04-14 671 * tee_device_unregister() is safe to call even if the 4fb0a5eb364d23 Jens Wiklander 2015-04-14 672 * devices hasn't been registered with 4fb0a5eb364d23 Jens Wiklander 2015-04-14 673 * tee_device_register() yet. 4fb0a5eb364d23 Jens Wiklander 2015-04-14 674 */ 4fb0a5eb364d23 Jens Wiklander 2015-04-14 675 tee_device_unregister(optee->supp_teedev); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 676 tee_device_unregister(optee->teedev); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 677 kfree(optee); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 678 } 4fb0a5eb364d23 Jens Wiklander 2015-04-14 679 if (pool) 4fb0a5eb364d23 Jens Wiklander 2015-04-14 680 tee_shm_pool_free(pool); 4fb0a5eb364d23 Jens Wiklander 2015-04-14 681 if (memremaped_shm) 4fb0a5eb364d23 Jens Wiklander 2015-04-14 682 memunmap(memremaped_shm); 595311cf7e49c7 Ard Biesheuvel 2019-12-09 683 return rc; 4fb0a5eb364d23 Jens Wiklander 2015-04-14 684 } 4fb0a5eb364d23 Jens Wiklander 2015-04-14 685 :::::: The code at line 618 was first introduced by commit :::::: 4fb0a5eb364d239722e745c02aef0dbd4e0f1ad2 tee: add OP-TEE driver :::::: TO: Jens Wiklander <jens.wiklander(a)linaro.org> :::::: CC: Jens Wiklander <jens.wiklander(a)linaro.org> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 3418/3418] drivers/acpi/numa/hmat.c:726:6: warning: no previous prototype for 'hmat_restore_target'
by kernel test robot 22 Dec '25

22 Dec '25

Hi Zhang, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 1588d318a9e388d05b6cf5e2a63134c8beb6a355 commit: 2e1b00fcf1e3152a1e73846f5f9ec37cef088a65 [3418/3418] ACPI/HMAT: Add missing locality information for hot-added device config: x86_64-randconfig-122-20251217 (https://download.01.org/0day-ci/archive/20251222/202512222339.MPuLnpUs-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251222/202512222339.MPuLnpUs-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512222339.MPuLnpUs-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/acpi/numa/hmat.c:726:6: warning: no previous prototype for 'hmat_restore_target' [-Wmissing-prototypes] 726 | void hmat_restore_target(int nid) | ^~~~~~~~~~~~~~~~~~~ vim +/hmat_restore_target +726 drivers/acpi/numa/hmat.c 725 > 726 void hmat_restore_target(int nid) 727 { 728 struct memory_target *target; 729 int pxm; 730 731 pxm = node_to_pxm(nid); 732 target = find_mem_target(pxm); 733 if (!target) 734 return; 735 736 mutex_lock(&target_lock); 737 hmat_register_target_cache(target); 738 hmat_register_target_perf(target, 0); 739 hmat_register_target_perf(target, 1); 740 mutex_unlock(&target_lock); 741 } 742 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 3541/3541] mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover'
by kernel test robot 22 Dec '25

22 Dec '25

Hi Weilong, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 04473ee9ed912a16fff0d8846ad565bbf3d63c77 commit: b498d9f1bacd40d583c0970cab02ad522127a7e7 [3541/3541] arm64/ascend: Add new enable_oom_killer interface for oom contrl config: arm64-randconfig-r113-20251213 (https://download.01.org/0day-ci/archive/20251222/202512222346.eorgTDJ9-lkp@…) compiler: aarch64-linux-gcc (GCC) 12.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251222/202512222346.eorgTDJ9-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512222346.eorgTDJ9-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover' [-Wmissing-prototypes] 3147 | void hisi_oom_recover(struct obj_cgroup *objcg) | ^~~~~~~~~~~~~~~~ vim +/hisi_oom_recover +3147 mm/memcontrol.c 3145 3146 #ifdef CONFIG_ASCEND_OOM > 3147 void hisi_oom_recover(struct obj_cgroup *objcg) 3148 { 3149 struct mem_cgroup *memcg; 3150 3151 memcg = get_mem_cgroup_from_objcg(objcg); 3152 if (!mem_cgroup_is_root(memcg)) 3153 memcg_oom_recover(memcg); 3154 css_put(&memcg->css); 3155 } 3156 #else 3157 static inline void hisi_oom_recover(struct obj_cgroup *objcg) { } 3158 #endif 3159 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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