Commit 793c5006 authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

PCI/sysfs: Use pci_irq_vector() 



instead of fiddling with MSI descriptors.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Tested-by: default avatarJuergen Gross <jgross@suse.com>
Reviewed-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Reviewed-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Link: https://lore.kernel.org/r/20211206210224.265589103@linutronix.de
parent ade044a3

drivers/pci/pci-sysfs.c

+2 −5
Original line number Diff line number Diff line
@@ -62,11 +62,8 @@ static ssize_t irq_show(struct device *dev, 
	 * For MSI, show the first MSI IRQ; for all other cases including

	 * MSI-X, show the legacy INTx IRQ.

	 */

	if (pdev->msi_enabled) {

		struct msi_desc *desc = first_pci_msi_entry(pdev);



		return sysfs_emit(buf, "%u\n", desc->irq);

	}

	if (pdev->msi_enabled)

		return sysfs_emit(buf, "%u\n", pci_irq_vector(pdev, 0));

#endif



	return sysfs_emit(buf, "%u\n", pdev->irq);