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x86/pci/xen: Use msi_for_each_desc() 

Replace the about to vanish iterators.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20211206210748.198359105@linutronix.de
This commit is contained in:
Thomas Gleixner 2021-12-06 23:51:20 +01:00
parent ae24e28fef
commit f2948df5f8
1 changed files with 6 additions and 8 deletions
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14
arch/x86/pci/xen.c
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@ -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;
@ -389,11 +389,9 @@ 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) {
for (i = 0; i < msidesc->nvec_used; i++)
xen_destroy_irq(msidesc->irq + i);
}
msi_for_each_desc(msidesc, &dev->dev, MSI_DESC_ASSOCIATED) {
for (i = 0; i < msidesc->nvec_used; i++)
xen_destroy_irq(msidesc->irq + i);
}
}