Commit f2948df5 authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

x86/pci/xen: Use msi_for_each_desc() 



Replace the about to vanish iterators.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Reviewed-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20211206210748.198359105@linutronix.de
parent ae24e28f

arch/x86/pci/xen.c

+6 −8
Original line number Diff line number Diff line
@@ -184,7 +184,7 @@ static int xen_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) 
	if (ret)

		goto error;

	i = 0;

	for_each_pci_msi_entry(msidesc, dev) {

	msi_for_each_desc(msidesc, &dev->dev, MSI_DESC_NOTASSOCIATED) {

		irq = xen_bind_pirq_msi_to_irq(dev, msidesc, v[i],

					       (type == PCI_CAP_ID_MSI) ? nvec : 1,

					       (type == PCI_CAP_ID_MSIX) ?
@@ -235,7 +235,7 @@ static int xen_hvm_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) 
	if (type == PCI_CAP_ID_MSI && nvec > 1)

		return 1;



	for_each_pci_msi_entry(msidesc, dev) {

	msi_for_each_desc(msidesc, &dev->dev, MSI_DESC_NOTASSOCIATED) {

		pirq = xen_allocate_pirq_msi(dev, msidesc);

		if (pirq < 0) {

			irq = -ENODEV;
@@ -270,7 +270,7 @@ static int xen_initdom_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) 
	int ret = 0;

	struct msi_desc *msidesc;



	for_each_pci_msi_entry(msidesc, dev) {

	msi_for_each_desc(msidesc, &dev->dev, MSI_DESC_NOTASSOCIATED) {

		struct physdev_map_pirq map_irq;

		domid_t domid;
@@ -389,13 +389,11 @@ static void xen_teardown_msi_irqs(struct pci_dev *dev) 
	struct msi_desc *msidesc;

	int i;



	for_each_pci_msi_entry(msidesc, dev) {

		if (msidesc->irq) {

	msi_for_each_desc(msidesc, &dev->dev, MSI_DESC_ASSOCIATED) {

		for (i = 0; i < msidesc->nvec_used; i++)

			xen_destroy_irq(msidesc->irq + i);

	}

}

}



static void xen_pv_teardown_msi_irqs(struct pci_dev *dev)

{