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/20251221/202512210813.VozNt0tS-lkp@i...) 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/20251221/202512210813.VozNt0tS-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512210813.VozNt0tS-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@phytium.com.cn> :::::: CC: Li Yuting <liyuting2071@phytium.com.cn> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki