Commit 97390473 authored Oct 02, 2013 by Alexander Gordeev Committed by Jon Mason Nov 20, 2013

ntb: Fix missed call to pci_enable_msix()



Current MSI-X enablement code assumes MSI-Xs were successfully
allocated in case less than requested vectors were available.
That assumption is wrong, since MSI-Xs should be enabled with
a repeated call to pci_enable_msix(). This update fixes this.

Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Signed-off-by: Jon Mason <jon.mason@intel.com>

parent 9fec60c4

drivers/ntb/ntb_hw.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1084,6 +1084,10 @@ static int ntb_setup_msix(struct ntb_device *ndev)
		"Only %d MSI-X vectors. Limiting the number of queues to that number.\n",
		rc);
		msix_entries = rc;

		rc = pci_enable_msix(pdev, ndev->msix_entries, msix_entries);
		if (rc)
		goto err1;
		}

		for (i = 0; i < msix_entries; i++) {