netdev - [net-next-2.6 PATCH 4/5] ixgbe: use GFP_ATOMIC when allocating FCoE DDP context from the dma pool

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Message-ID: <20100720000021.14112.63604.stgit@localhost.localdomain>
Date:	Mon, 19 Jul 2010 17:00:24 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, gospo@...hat.com, bphilips@...ell.com,
	Yi Zou <yi.zou@...el.com>,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next-2.6 PATCH 4/5] ixgbe: use GFP_ATOMIC when allocating FCoE
	DDP context from the dma pool

From: Yi Zou <yi.zou@...el.com>

The FCoE protocol stack may hold a lock when this gets called.

Signed-off-by: Yi Zou <yi.zou@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---

 drivers/net/ixgbe/ixgbe_fcoe.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index 1737d2b..072327c 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -190,7 +190,7 @@ int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid,
 	}
 
 	/* alloc the udl from our ddp pool */
-	ddp->udl = pci_pool_alloc(fcoe->pool, GFP_KERNEL, &ddp->udp);
+	ddp->udl = pci_pool_alloc(fcoe->pool, GFP_ATOMIC, &ddp->udp);
 	if (!ddp->udl) {
 		e_err(drv, "failed allocated ddp context\n");
 		goto out_noddp_unmap;

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