From: Marcel Apfelbaum <marcela@dev.mellanox.co.il>
Date: Mon, 19 Mar 2012 12:50:08 +0000 (+0200)
Subject: mlx4_core: Error message on mtt allocation failure
X-Git-Tag: v4.1.12-92~319^2^2~6^2~10
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=bd2177d112acf4fea4c8f9eabc8b24adb3665d2f;p=users%2Fjedix%2Flinux-maple.git

mlx4_core: Error message on mtt allocation failure

Add error message if mlx4_mtt_init fails to allocate mtts.

Signed-off-by: Marcel Apfelbaum <marcela@dev.mellanox.co.il>
Reviewed-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Vladimir Sokolovsky <vlad@mellanox.com>
(Ported from Mellanox OFED 2.4)

Signed-off-by: Mukesh Kacker <mukesh.kacker@oracle.com>
---

diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c
index 78f51e103880..c8dc251ea569 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mr.c
+++ b/drivers/net/ethernet/mellanox/mlx4/mr.c
@@ -210,8 +210,11 @@ int mlx4_mtt_init(struct mlx4_dev *dev, int npages, int page_shift,
 		++mtt->order;
 
 	mtt->offset = mlx4_alloc_mtt_range(dev, mtt->order);
-	if (mtt->offset == -1)
+	if (mtt->offset == -1) {
+		mlx4_err(dev, "Failed to allocate mtts for %d pages(order %d)\n",
+			 npages, mtt->order);
 		return -ENOMEM;
+	}
 
 	return 0;
 }