Message ID | 20190216014809.142801-1-weiyongjun1@huawei.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
Series | [net-next] net: sgi: use GFP_ATOMIC under spin lock | expand |
From: Wei Yongjun <weiyongjun1@huawei.com> Date: Sat, 16 Feb 2019 01:48:09 +0000 > The function meth_init_tx_ring() is called from meth_tx_timeout(), > in which spin_lock is held, so we should use GFP_ATOMIC instead. > > Fixes: 8d4c28fbc284 ("meth: pass struct device to DMA API functions") > Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Applied.
diff --git a/drivers/net/ethernet/sgi/meth.c b/drivers/net/ethernet/sgi/meth.c index f425ab528224..f1271402ca21 100644 --- a/drivers/net/ethernet/sgi/meth.c +++ b/drivers/net/ethernet/sgi/meth.c @@ -214,7 +214,7 @@ static int meth_init_tx_ring(struct meth_private *priv) { /* Init TX ring */ priv->tx_ring = dma_alloc_coherent(&priv->pdev->dev, - TX_RING_BUFFER_SIZE, &priv->tx_ring_dma, GFP_KERNEL); + TX_RING_BUFFER_SIZE, &priv->tx_ring_dma, GFP_ATOMIC); if (!priv->tx_ring) return -ENOMEM;
The function meth_init_tx_ring() is called from meth_tx_timeout(), in which spin_lock is held, so we should use GFP_ATOMIC instead. Fixes: 8d4c28fbc284 ("meth: pass struct device to DMA API functions") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> --- drivers/net/ethernet/sgi/meth.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)