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authorPaul Moore <pmoore@redhat.com>2014-06-17 17:30:23 -0400
committerPaul Moore <pmoore@redhat.com>2014-06-17 17:30:23 -0400
commit170b5910d9fbea79de1bb40df22eda5f98250c0c (patch)
treeca9560e878d2842d45c6f99077d0d8b8f8b0f9ba /drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c
parent47dd0b76ace953bd2c0479076db0d3e3b9594003 (diff)
parent1860e379875dfe7271c649058aeddffe5afd9d0d (diff)
Merge tag 'v3.15' into next
Linux 3.15
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c
index 32e3eaaa160..2067d392cc3 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c
@@ -20,6 +20,7 @@
the file called "COPYING".
Contact Information:
+ Linux NICS <linux.nics@intel.com>
e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
@@ -698,7 +699,7 @@ static void ixgbe_set_num_queues(struct ixgbe_adapter *adapter)
static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter,
int vectors)
{
- int err, vector_threshold;
+ int vector_threshold;
/* We'll want at least 2 (vector_threshold):
* 1) TxQ[0] + RxQ[0] handler
@@ -712,18 +713,10 @@ static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter,
* Right now, we simply care about how many we'll get; we'll
* set them up later while requesting irq's.
*/
- while (vectors >= vector_threshold) {
- err = pci_enable_msix(adapter->pdev, adapter->msix_entries,
- vectors);
- if (!err) /* Success in acquiring all requested vectors. */
- break;
- else if (err < 0)
- vectors = 0; /* Nasty failure, quit now */
- else /* err == number of vectors we should try again with */
- vectors = err;
- }
+ vectors = pci_enable_msix_range(adapter->pdev, adapter->msix_entries,
+ vector_threshold, vectors);
- if (vectors < vector_threshold) {
+ if (vectors < 0) {
/* Can't allocate enough MSI-X interrupts? Oh well.
* This just means we'll go with either a single MSI
* vector or fall back to legacy interrupts.