diff options
| author | Alexander Gordeev <agordeev@redhat.com> | 2013-10-02 14:49:09 +0400 |
|---|---|---|
| committer | Jon Mason <jon.mason@intel.com> | 2013-11-20 20:57:31 +0400 |
| commit | 9739047380a4a1a9f3eba4deea2f5978703b4ecb (patch) | |
| tree | 56a0485ec9ef64f61a104eb253e5bf7b1c181bfa /drivers/ntb | |
| parent | 9fec60c41416c9c40ec520bb79064345d2396632 (diff) | |
| download | linux-9739047380a4a1a9f3eba4deea2f5978703b4ecb.tar.xz | |
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>
Diffstat (limited to 'drivers/ntb')
| -rw-r--r-- | drivers/ntb/ntb_hw.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ntb/ntb_hw.c b/drivers/ntb/ntb_hw.c index a9b065f3973a..fa97948e66ad 100644 --- a/drivers/ntb/ntb_hw.c +++ b/drivers/ntb/ntb_hw.c @@ -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++) { |