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ath: use GFP_DMA for rx buffer allocations to fix allocation errors on ixp4xx devices with more than 64 MB RAM

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18433 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2009-11-16 00:44:39 +00:00
parent 1477f1e30e
commit ce940c98d6
1 changed files with 11 additions and 0 deletions
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11
package/mac80211/patches/570-ath_use_gfp_dma.patch Normal file
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@ -0,0 +1,11 @@
--- a/drivers/net/wireless/ath/main.c
+++ b/drivers/net/wireless/ath/main.c
@@ -43,7 +43,7 @@ struct sk_buff *ath_rxbuf_alloc(struct a
* Unfortunately this means we may get 8 KB here from the
* kernel... and that is actually what is observed on some
* systems :( */
- skb = __dev_alloc_skb(len + common->cachelsz - 1, gfp_mask);
+ skb = __dev_alloc_skb(len + common->cachelsz - 1, gfp_mask | GFP_DMA);
if (skb != NULL) {
off = ((unsigned long) skb->data) % common->cachelsz;
if (off != 0)