Commit 7c86617d authored Apr 22, 2013 by Bjorn Helgaas Committed by Konrad Rzeszutek Wilk May 10, 2013

xen/pci: Used cached MSI-X capability offset



We now cache the MSI-X capability offset in the struct pci_dev, so no
need to find the capability again.

Acked-by: Jan Beulich <jbeulich@suse.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
CC: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

parent 4be6bfe2

arch/x86/pci/xen.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -295,8 +295,7 @@ static int xen_initdom_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
		int pos;
		u32 table_offset, bir;

		pos = pci_find_capability(dev, PCI_CAP_ID_MSIX);

		pos = dev->msix_cap;
		pci_read_config_dword(dev, pos + PCI_MSIX_TABLE,
		&table_offset);
		bir = (u8)(table_offset & PCI_MSIX_TABLE_BIR);

Admin message