PCI: host: Mark PCIe/PCI (MSI) cascade ISR as IRQF_NO_THREAD

Similar as commit 8ff0ef996ca0 ("PCI: host: Mark PCIe/PCI (MSI) IRQ cascade
handlers as IRQF_NO_THREAD"), we should mark PCIe/PCI (MSI) IRQ cascade
handlers in designware, qcom, and vmd as IRQF_NO_THREAD explicitly.

Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Keith Busch <keith.busch@intel.com>	# vmd
Acked-by: Jingoo Han <jingoohan1@gmail.com>	# pcie-designware-plat.c

drivers/pci/dwc/pcie-designware-plat.c

@@ -67,7 +67,8 @@ static int dw_plat_add_pcie_port(struct pcie_port *pp,
 
 		ret = devm_request_irq(dev, pp->msi_irq,
 					dw_plat_pcie_msi_irq_handler,
-					IRQF_SHARED, "dw-plat-pcie-msi", pp);
+					IRQF_SHARED | IRQF_NO_THREAD,
+					"dw-plat-pcie-msi", pp);
 		if (ret) {
 			dev_err(dev, "failed to request MSI IRQ\n");
 			return ret;

drivers/pci/dwc/pcie-qcom.c

@@ -727,7 +727,8 @@ static int qcom_pcie_probe(struct platform_device *pdev)
 
 		ret = devm_request_irq(dev, pp->msi_irq,
 				       qcom_pcie_msi_irq_handler,
-				       IRQF_SHARED, "qcom-pcie-msi", pp);
+				       IRQF_SHARED | IRQF_NO_THREAD,
+				       "qcom-pcie-msi", pp);
 		if (ret) {
 			dev_err(dev, "cannot request msi irq\n");
 			return ret;

drivers/pci/host/vmd.c

@@ -704,7 +704,8 @@ static int vmd_probe(struct pci_dev *dev, const struct pci_device_id *id)
 
 		INIT_LIST_HEAD(&vmd->irqs[i].irq_list);
 		err = devm_request_irq(&dev->dev, pci_irq_vector(dev, i),
-				       vmd_irq, 0, "vmd", &vmd->irqs[i]);
+				       vmd_irq, IRQF_NO_THREAD,
+				       "vmd", &vmd->irqs[i]);
 		if (err)
 			return err;
 	}