linux-kernel - [RFC PATCH] net: fec: Avoid to allocate rx buffer using ATOMIC in ndo

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Date:   Tue, 17 May 2022 12:05:44 +0200
From:   Michael Trimarchi <michael@...rulasolutions.com>
To:     Joakim Zhang <qiangqing.zhang@....com>,
        Liam Girdwood <lgirdwood@...il.com>
Cc:     Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [RFC PATCH] net: fec: Avoid to allocate rx buffer using ATOMIC in ndo_open

Signed-off-by: Michael Trimarchi <michael@...rulasolutions.com>
---
 drivers/net/ethernet/freescale/fec_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 9f33ec838b52..09eb6ea9a584 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3076,7 +3076,7 @@ fec_enet_alloc_rxq_buffers(struct net_device *ndev, unsigned int queue)
 	rxq = fep->rx_queue[queue];
 	bdp = rxq->bd.base;
 	for (i = 0; i < rxq->bd.ring_size; i++) {
-		skb = netdev_alloc_skb(ndev, FEC_ENET_RX_FRSIZE);
+		skb = __netdev_alloc_skb(ndev, FEC_ENET_RX_FRSIZE, GFP_KERNEL);
 		if (!skb)
 			goto err_alloc;
 
-- 
2.25.1