netdev - [PATCH] igb: warn if max

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Message-ID: <4D663ADD.4040708@redhat.com>
Date:	Thu, 24 Feb 2011 12:02:53 +0100
From:	Stefan Assmann <sassmann@...hat.com>
To:	netdev <netdev@...r.kernel.org>
CC:	e1000-devel@...ts.sourceforge.net,
	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>
Subject: [PATCH] igb: warn if max_vfs limit is exceeded

From: Stefan Assmann <sassmann@...hat.com>

Currently there's no warning printed when max_vfs > 7 is specified with
igb and the maximum of 7 is silently enforced. This patch prints a
warning and informs the user of the actions taken.

Signed-off-by: Stefan Assmann <sassmann@...hat.com>
---
 drivers/net/igb/igb_main.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index cb6bf7b..abeb2a6 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -2290,7 +2290,12 @@ static int __devinit igb_sw_init(struct igb_adapter *adapter)
 	switch (hw->mac.type) {
 	case e1000_82576:
 	case e1000_i350:
-		adapter->vfs_allocated_count = (max_vfs > 7) ? 7 : max_vfs;
+		if (max_vfs > 7) {
+			dev_warn(&pdev->dev,
+				 "Maximum of 7 VFs per PF, using max\n");
+			adapter->vfs_allocated_count = 7;
+		} else
+			adapter->vfs_allocated_count = max_vfs;
 		break;
 	default:
 		break;
-- 
1.7.3.4

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