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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-03-30 21:14:18 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-03-30 21:14:18 -0700 |
| commit | 5710faba8a2a15349c9001bd4b2cd958e56c90fa (patch) | |
| tree | 80694ac211cac1b2347c3c905b38d86139dc51c1 /drivers/pci/controller/pci-hyperv.c | |
| parent | 5600f6986628dde8881734090588474f54a540a8 (diff) | |
| parent | a949087c2285c8de4f0f204cab2d4eece9d929a2 (diff) | |
Merge branch 'next' into for-linus
Prepare input updates for 5.18 merge window.
Diffstat (limited to 'drivers/pci/controller/pci-hyperv.c')
| -rw-r--r-- | drivers/pci/controller/pci-hyperv.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c index 20ea2ee330b8..ae0bc2fee4ca 100644 --- a/drivers/pci/controller/pci-hyperv.c +++ b/drivers/pci/controller/pci-hyperv.c @@ -2155,8 +2155,17 @@ static void hv_pci_assign_numa_node(struct hv_pcibus_device *hbus) if (!hv_dev) continue; - if (hv_dev->desc.flags & HV_PCI_DEVICE_FLAG_NUMA_AFFINITY) - set_dev_node(&dev->dev, hv_dev->desc.virtual_numa_node); + if (hv_dev->desc.flags & HV_PCI_DEVICE_FLAG_NUMA_AFFINITY && + hv_dev->desc.virtual_numa_node < num_possible_nodes()) + /* + * The kernel may boot with some NUMA nodes offline + * (e.g. in a KDUMP kernel) or with NUMA disabled via + * "numa=off". In those cases, adjust the host provided + * NUMA node to a valid NUMA node used by the kernel. + */ + set_dev_node(&dev->dev, + numa_map_to_online_node( + hv_dev->desc.virtual_numa_node)); put_pcichild(hv_dev); } |