diff options
Diffstat (limited to 'drivers/pci/controller/pci-hyperv.c')
| -rw-r--r-- | drivers/pci/controller/pci-hyperv.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c index 178da6b9fc33..44d7f4339306 100644 --- a/drivers/pci/controller/pci-hyperv.c +++ b/drivers/pci/controller/pci-hyperv.c @@ -3975,18 +3975,24 @@ static int hv_pci_restore_msi_msg(struct pci_dev *pdev, void *arg) { struct irq_data *irq_data; struct msi_desc *entry; + int ret = 0; if (!pdev->msi_enabled && !pdev->msix_enabled) return 0; - guard(msi_descs_lock)(&pdev->dev); + msi_lock_descs(&pdev->dev); msi_for_each_desc(entry, &pdev->dev, MSI_DESC_ASSOCIATED) { irq_data = irq_get_irq_data(entry->irq); - if (WARN_ON_ONCE(!irq_data)) - return -EINVAL; + if (WARN_ON_ONCE(!irq_data)) { + ret = -EINVAL; + break; + } + hv_compose_msi_msg(irq_data, &entry->msg); } - return 0; + msi_unlock_descs(&pdev->dev); + + return ret; } /* |