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Merge branch 'pci/virtualization'

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- Clarify error message for unbound devices (Moritz Fischer)

* pci/virtualization:
  PCI/IOV: Clarify error message for unbound devices
This commit is contained in:
Bjorn Helgaas 2021-07-06 10:56:26 -05:00
commit 524e6b0395
1 changed files with 9 additions and 2 deletions
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11
drivers/pci/iov.c
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@ -391,9 +391,16 @@ static ssize_t sriov_numvfs_store(struct device *dev,
if (num_vfs == pdev->sriov->num_VFs)
goto exit;
/* is PF driver loaded */
if (!pdev->driver) {
pci_info(pdev, "no driver bound to device; cannot configure SR-IOV\n");
ret = -ENOENT;
goto exit;
}
/* is PF driver loaded w/callback */
if (!pdev->driver || !pdev->driver->sriov_configure) {
pci_info(pdev, "Driver does not support SRIOV configuration via sysfs\n");
if (!pdev->driver->sriov_configure) {
pci_info(pdev, "driver does not support SR-IOV configuration via sysfs\n");
ret = -ENOENT;
goto exit;
}