Messages in this thread Patch in this message | | | From | Alexander Gordeev <> | Subject | [PATCH] xen-pciback: Use pci_enable_msix_range() instead of pci_enable_msix() | Date | Wed, 19 Feb 2014 11:15:30 +0100 |
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As result of deprecation of MSI-X/MSI enablement functions pci_enable_msix() and pci_enable_msi_block() all drivers using these two interfaces need to be updated to use the new pci_enable_msi_range() and pci_enable_msix_range() interfaces.
Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: David Vrabel <david.vrabel@citrix.com> Cc: linux-pci@vger.kernel.org --- drivers/xen/xen-pciback/pciback_ops.c | 16 ++++++++++------ 1 files changed, 10 insertions(+), 6 deletions(-)
diff --git a/drivers/xen/xen-pciback/pciback_ops.c b/drivers/xen/xen-pciback/pciback_ops.c index 64eb0cd..f5b4c3e 100644 --- a/drivers/xen/xen-pciback/pciback_ops.c +++ b/drivers/xen/xen-pciback/pciback_ops.c @@ -213,9 +213,15 @@ int xen_pcibk_enable_msix(struct xen_pcibk_device *pdev, entries[i].vector = op->msix_entries[i].vector; } - result = pci_enable_msix(dev, entries, op->value); + result = pci_enable_msix_range(dev, entries, op->value, op->value); + if (result < op->value) { + if (result > 0) + pci_disable_msix(dev); - if (result == 0) { + pr_warn_ratelimited("%s: error enabling MSI-X for guest %u: err %d!\n", + pci_name(dev), pdev->xdev->otherend_id, + result); + } else { for (i = 0; i < op->value; i++) { op->msix_entries[i].entry = entries[i].entry; if (entries[i].vector) @@ -227,10 +233,8 @@ int xen_pcibk_enable_msix(struct xen_pcibk_device *pdev, pci_name(dev), i, op->msix_entries[i].vector); } - } else - pr_warn_ratelimited("%s: error enabling MSI-X for guest %u: err %d!\n", - pci_name(dev), pdev->xdev->otherend_id, - result); + } + kfree(entries); op->value = result; -- 1.7.7.6
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