From: Wu Fengguang <fengguang.wu@intel.com>
Date: Wed, 15 Apr 2009 04:54:07 +0000 (-0700)
Subject: ixgbe: update real_num_tx_queues on changing num_rx_queues
X-Git-Tag: firefly_0821_release~14024^2~180
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=af22ab1bd20e9dedf3a37cc1d401ef8bbd587ef0;p=firefly-linux-kernel-4.4.55.git

ixgbe: update real_num_tx_queues on changing num_rx_queues

Move the update of real_num_tx_queues from
ixgbe_acquire_msix_vectors() to ixgbe_set_num_queues(), to ensure it
be always in sync with num_tx_queues.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 862dd344533e..11fd153da85f 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -2723,17 +2723,21 @@ static inline bool ixgbe_set_rss_queues(struct ixgbe_adapter *adapter)
  **/
 static void ixgbe_set_num_queues(struct ixgbe_adapter *adapter)
 {
-	/* Start with base case */
-	adapter->num_rx_queues = 1;
-	adapter->num_tx_queues = 1;
-
 #ifdef CONFIG_IXGBE_DCB
 	if (ixgbe_set_dcb_queues(adapter))
-		return;
+		goto done;
 
 #endif
 	if (ixgbe_set_rss_queues(adapter))
-		return;
+		goto done;
+
+	/* fallback to base case */
+	adapter->num_rx_queues = 1;
+	adapter->num_tx_queues = 1;
+
+done:
+	/* Notify the stack of the (possibly) reduced Tx Queue count. */
+	adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
 }
 
 static void ixgbe_acquire_msix_vectors(struct ixgbe_adapter *adapter,
@@ -2992,9 +2996,6 @@ try_msi:
 	}
 
 out:
-	/* Notify the stack of the (possibly) reduced Tx Queue count. */
-	adapter->netdev->real_num_tx_queues = adapter->num_tx_queues;
-
 	return err;
 }