Hi Daniel, kernel test robot noticed the following build errors: [auto build test ERROR on pci/next] [also build test ERROR on pci/for-linus mani-mhi/mhi-next linus/master v6.14-rc5 next-20250228] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Daniel-Tsai/PCI-dwc-Chain-the-set-IRQ-affinity-request-back-to-the-parent/20250303-150704 base: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next patch link: https://lore.kernel.org/r/20250303070501.2740392-1-danielsftsai%40google.com patch subject: [PATCH] PCI: dwc: Chain the set IRQ affinity request back to the parent config: x86_64-buildonly-randconfig-006-20250303 (https://download.01.org/0day-ci/archive/20250303/202503031726.KLKoMMZk-lkp@xxxxxxxxx/config) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250303/202503031726.KLKoMMZk-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202503031726.KLKoMMZk-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/pci/controller/dwc/pcie-designware-host.c:223:45: error: no member named 'affinity' in 'struct irq_common_data' 223 | cpumask_copy(desc_parent->irq_common_data.affinity, mask); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ drivers/pci/controller/dwc/pcie-designware-host.c:507:30: warning: shift count >= width of type [-Wshift-count-overflow] 507 | dma_set_coherent_mask(dev, DMA_BIT_MASK(64)); | ^~~~~~~~~~~~~~~~ include/linux/dma-mapping.h:73:54: note: expanded from macro 'DMA_BIT_MASK' 73 | #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) | ^ ~~~ 1 warning and 1 error generated. vim +223 drivers/pci/controller/dwc/pcie-designware-host.c 178 179 static int dw_pci_msi_set_affinity(struct irq_data *d, 180 const struct cpumask *mask, bool force) 181 { 182 struct dw_pcie_rp *pp = irq_data_get_irq_chip_data(d); 183 struct dw_pcie *pci = to_dw_pcie_from_pp(pp); 184 int ret; 185 int virq_parent; 186 unsigned long hwirq = d->hwirq; 187 unsigned long flags, ctrl; 188 struct irq_desc *desc_parent; 189 const struct cpumask *effective_mask; 190 cpumask_var_t mask_result; 191 192 ctrl = hwirq / MAX_MSI_IRQS_PER_CTRL; 193 if (!alloc_cpumask_var(&mask_result, GFP_ATOMIC)) 194 return -ENOMEM; 195 196 /* 197 * Loop through all possible MSI vector to check if the 198 * requested one is compatible with all of them 199 */ 200 raw_spin_lock_irqsave(&pp->lock, flags); 201 cpumask_copy(mask_result, mask); 202 ret = dw_pci_check_mask_compatibility(pp, ctrl, hwirq, mask_result); 203 if (ret) { 204 dev_dbg(pci->dev, "Incompatible mask, request %*pbl, irq num %u\n", 205 cpumask_pr_args(mask), d->irq); 206 goto unlock; 207 } 208 209 dev_dbg(pci->dev, "Final mask, request %*pbl, irq num %u\n", 210 cpumask_pr_args(mask_result), d->irq); 211 212 virq_parent = pp->msi_irq[ctrl]; 213 desc_parent = irq_to_desc(virq_parent); 214 ret = desc_parent->irq_data.chip->irq_set_affinity(&desc_parent->irq_data, 215 mask_result, force); 216 217 if (ret < 0) 218 goto unlock; 219 220 switch (ret) { 221 case IRQ_SET_MASK_OK: 222 case IRQ_SET_MASK_OK_DONE: > 223 cpumask_copy(desc_parent->irq_common_data.affinity, mask); 224 fallthrough; 225 case IRQ_SET_MASK_OK_NOCOPY: 226 break; 227 } 228 229 effective_mask = irq_data_get_effective_affinity_mask(&desc_parent->irq_data); 230 dw_pci_update_effective_affinity(pp, ctrl, effective_mask, hwirq); 231 232 unlock: 233 free_cpumask_var(mask_result); 234 raw_spin_unlock_irqrestore(&pp->lock, flags); 235 return ret < 0 ? ret : IRQ_SET_MASK_OK_NOCOPY; 236 } 237 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
