3:13 a.m.
Hi Marc,
FYI, the error/warning still remains.
tree: https://github.com/frank-w/BPI-R2-4.14 5.11-rc
head: 53902a2a421d0384bda73803e4df56ff3fbc1bc6
commit: 7aa45ecfc9a987d4b0f719f906fe892254d39349 [9/18] pci: fix MSI issue part 2
config: x86_64-randconfig-m001-20210215 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/frank-w/BPI-R2-4.14/commit/7aa45ecfc9a987d4b0f719f906f...
git remote add frank-w-bpi-r2-4.14 https://github.com/frank-w/BPI-R2-4.14
git fetch --no-tags frank-w-bpi-r2-4.14 5.11-rc
git checkout 7aa45ecfc9a987d4b0f719f906fe892254d39349
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
drivers/pci/probe.c: In function 'pci_register_host_bridge':
> drivers/pci/probe.c:930:39: error: 'struct device' has no
member named 'msi_domain'; did you mean 'pm_domain'?
930 |
(bridge->msi_domain && !bus->dev.msi_domain))
| ^~~~~~~~~~
| pm_domain
vim +930 drivers/pci/probe.c
904
905 b = pci_find_bus(pci_domain_nr(bus), bridge->busnr);
906 if (b) {
907 /* Ignore it if we already got here via a different bridge */
908 dev_dbg(&b->dev, "bus already known\n");
909 err = -EEXIST;
910 goto free;
911 }
912
913 dev_set_name(&bridge->dev, "pci%04x:%02x", pci_domain_nr(bus),
914 bridge->busnr);
915
916 err = pcibios_root_bridge_prepare(bridge);
917 if (err)
918 goto free;
919
920 err = device_add(&bridge->dev);
921 if (err) {
922 put_device(&bridge->dev);
923 goto free;
924 }
925 bus->bridge = get_device(&bridge->dev);
926 device_enable_async_suspend(bus->bridge);
927 pci_set_bus_of_node(bus);
928 pci_set_bus_msi_domain(bus);
929 if (bridge->no_msi ||
930 (bridge->msi_domain && !bus->dev.msi_domain))
931 bus->bus_flags |= PCI_BUS_FLAGS_NO_MSI;
932
933 if (!parent)
934 set_dev_node(bus->bridge, pcibus_to_node(bus));
935
936 bus->dev.class = &pcibus_class;
937 bus->dev.parent = bus->bridge;
938
939 dev_set_name(&bus->dev, "%04x:%02x", pci_domain_nr(bus),
bus->number);
940 name = dev_name(&bus->dev);
941
942 err = device_register(&bus->dev);
943 if (err)
944 goto unregister;
945
946 pcibios_add_bus(bus);
947
948 if (bus->ops->add_bus) {
949 err = bus->ops->add_bus(bus);
950 if (WARN_ON(err < 0))
951 dev_err(&bus->dev, "failed to add bus: %d\n", err);
952 }
953
954 /* Create legacy_io and legacy_mem files for this bus */
955 pci_create_legacy_files(bus);
956
957 if (parent)
958 dev_info(parent, "PCI host bridge to bus %s\n", name);
959 else
960 pr_info("PCI host bridge to bus %s\n", name);
961
962 if (nr_node_ids > 1 && pcibus_to_node(bus) == NUMA_NO_NODE)
963 dev_warn(&bus->dev, "Unknown NUMA node; performance will be
reduced\n");
964
965 /* Add initial resources to the bus */
966 resource_list_for_each_entry_safe(window, n, &resources) {
967 list_move_tail(&window->node, &bridge->windows);
968 offset = window->offset;
969 res = window->res;
970
971 if (res->flags & IORESOURCE_BUS)
972 pci_bus_insert_busn_res(bus, bus->number, res->end);
973 else
974 pci_bus_add_resource(bus, res, 0);
975
976 if (offset) {
977 if (resource_type(res) == IORESOURCE_IO)
978 fmt = " (bus address [%#06llx-%#06llx])";
979 else
980 fmt = " (bus address [%#010llx-%#010llx])";
981
982 snprintf(addr, sizeof(addr), fmt,
983 (unsigned long long)(res->start - offset),
984 (unsigned long long)(res->end - offset));
985 } else
986 addr[0] = '\0';
987
988 dev_info(&bus->dev, "root bus resource %pR%s\n", res, addr);
989 }
990
991 down_write(&pci_bus_sem);
992 list_add_tail(&bus->node, &pci_root_buses);
993 up_write(&pci_bus_sem);
994
995 return 0;
996
997 unregister:
998 put_device(&bridge->dev);
999 device_del(&bridge->dev);
1000
1001 free:
1002 kfree(bus);
1003 return err;
1004 }
1005
---
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