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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-11-16 00:44:39 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-11-16 00:44:39 +0000
commitce940c98d6a3cfa5350b6f0b0a5b0af234c42087 (patch)
tree248357f074ea095a3fe7faa81d02756e4a6bb38a /package/mac80211/patches/570-ath_use_gfp_dma.patch
parent1477f1e30e335b9ad2df451636277c714dc37797 (diff)
ath: use GFP_DMA for rx buffer allocations to fix allocation errors on ixp4xx devices with more than 64 MB RAM
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18433 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches/570-ath_use_gfp_dma.patch')
-rw-r--r--package/mac80211/patches/570-ath_use_gfp_dma.patch11
1 files changed, 11 insertions, 0 deletions
diff --git a/package/mac80211/patches/570-ath_use_gfp_dma.patch b/package/mac80211/patches/570-ath_use_gfp_dma.patch
new file mode 100644
index 0000000000..af375b151b
--- /dev/null
+++ b/package/mac80211/patches/570-ath_use_gfp_dma.patch
@@ -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)