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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-03-14 15:40:39 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-14 15:40:39 -0700 |
| commit | c05e7ac99c32d4e5d8be272c0ba95b0fdcab431b (patch) | |
| tree | bc1fcf05542a924b956f68940d044bb163be1547 /drivers/net/ftmac100.c | |
| parent | dcf4ae2dba541eed96afb0ba13e562defb8543e6 (diff) | |
| download | kernel_samsung_smdk4412-c05e7ac99c32d4e5d8be272c0ba95b0fdcab431b.zip kernel_samsung_smdk4412-c05e7ac99c32d4e5d8be272c0ba95b0fdcab431b.tar.gz kernel_samsung_smdk4412-c05e7ac99c32d4e5d8be272c0ba95b0fdcab431b.tar.bz2 | |
ftmac100: use GFP_ATOMIC allocations where needed
When running in softirq context, we should use GFP_ATOMIC allocations
instead of GFP_KERNEL ones.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Tested-by: Po-Yu Chuang <ratbert@faraday-tech.com>
Acked-by: Po-Yu Chuang <ratbert@faraday-tech.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ftmac100.c')
| -rw-r--r-- | drivers/net/ftmac100.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/ftmac100.c b/drivers/net/ftmac100.c index df70368..1d6f4b8 100644 --- a/drivers/net/ftmac100.c +++ b/drivers/net/ftmac100.c @@ -80,7 +80,8 @@ struct ftmac100 { struct mii_if_info mii; }; -static int ftmac100_alloc_rx_page(struct ftmac100 *priv, struct ftmac100_rxdes *rxdes); +static int ftmac100_alloc_rx_page(struct ftmac100 *priv, + struct ftmac100_rxdes *rxdes, gfp_t gfp); /****************************************************************************** * internal functions (hardware register access) @@ -441,7 +442,7 @@ static bool ftmac100_rx_packet(struct ftmac100 *priv, int *processed) skb->truesize += length; __pskb_pull_tail(skb, min(length, 64)); - ftmac100_alloc_rx_page(priv, rxdes); + ftmac100_alloc_rx_page(priv, rxdes, GFP_ATOMIC); ftmac100_rx_pointer_advance(priv); @@ -659,13 +660,14 @@ static int ftmac100_xmit(struct ftmac100 *priv, struct sk_buff *skb, /****************************************************************************** * internal functions (buffer) *****************************************************************************/ -static int ftmac100_alloc_rx_page(struct ftmac100 *priv, struct ftmac100_rxdes *rxdes) +static int ftmac100_alloc_rx_page(struct ftmac100 *priv, + struct ftmac100_rxdes *rxdes, gfp_t gfp) { struct net_device *netdev = priv->netdev; struct page *page; dma_addr_t map; - page = alloc_page(GFP_KERNEL); + page = alloc_page(gfp); if (!page) { if (net_ratelimit()) netdev_err(netdev, "failed to allocate rx page\n"); @@ -736,7 +738,7 @@ static int ftmac100_alloc_buffers(struct ftmac100 *priv) for (i = 0; i < RX_QUEUE_ENTRIES; i++) { struct ftmac100_rxdes *rxdes = &priv->descs->rxdes[i]; - if (ftmac100_alloc_rx_page(priv, rxdes)) + if (ftmac100_alloc_rx_page(priv, rxdes, GFP_KERNEL)) goto err; } |