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authorMichael Buesch <mbuesch@freenet.de>2005-10-21 12:39:52 -0500
committerJames Ketrenos <jketreno@linux.intel.com>2005-10-21 13:00:28 -0500
commitd3f7bf4fa9626d371f26cd310477202628a8126a (patch)
tree7b12b1ed327ff6f8e9820979e302e23e6a157223 /net
parentf0f15ab5542f73d07e35eeee713df289599427b2 (diff)
ieee80211 subsystem:
* Use GFP mask on TX skb allocation. * Use the tx_headroom and reserve requested space. Signed-off-by: Michael Buesch <mbuesch@freenet.de> Signed-off-by: James Ketrenos <jketreno@linux.intel.com>
Diffstat (limited to 'net')
-rw-r--r--net/ieee80211/ieee80211_tx.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/net/ieee80211/ieee80211_tx.c b/net/ieee80211/ieee80211_tx.c
index f4f2a33973a7..fb4509032402 100644
--- a/net/ieee80211/ieee80211_tx.c
+++ b/net/ieee80211/ieee80211_tx.c
@@ -190,7 +190,7 @@ void ieee80211_txb_free(struct ieee80211_txb *txb)
}
static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
- gfp_t gfp_mask)
+ int headroom, gfp_t gfp_mask)
{
struct ieee80211_txb *txb;
int i;
@@ -204,11 +204,13 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
txb->frag_size = txb_size;
for (i = 0; i < nr_frags; i++) {
- txb->fragments[i] = dev_alloc_skb(txb_size);
+ txb->fragments[i] = __dev_alloc_skb(txb_size + headroom,
+ gfp_mask);
if (unlikely(!txb->fragments[i])) {
i--;
break;
}
+ skb_reserve(txb->fragments[i], headroom);
}
if (unlikely(i != nr_frags)) {
while (i >= 0)
@@ -384,7 +386,8 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
/* When we allocate the TXB we allocate enough space for the reserve
* and full fragment bytes (bytes_per_frag doesn't include prefix,
* postfix, header, FCS, etc.) */
- txb = ieee80211_alloc_txb(nr_frags, frag_size, GFP_ATOMIC);
+ txb = ieee80211_alloc_txb(nr_frags, frag_size,
+ ieee->tx_headroom, GFP_ATOMIC);
if (unlikely(!txb)) {
printk(KERN_WARNING "%s: Could not allocate TXB\n",
ieee->dev->name);