package/mac80211/patches/500-ath_use_gfp_dma.patch

   1 --- a/drivers/net/wireless/ath/main.c
   2 +++ b/drivers/net/wireless/ath/main.c
   3 @@ -31,6 +31,14 @@ struct sk_buff *ath_rxbuf_alloc(struct a
   4         u32 off;
   5
   6         /*
   7 +        * Enable GFP_DMA in order to avoid using DMA bounce buffers
   8 +        * on IXP4xx devices with more than 64M RAM
   9 +        */
  10 +#ifdef CONFIG_ARCH_IXP4XX
  11 +       gfp_mask |= GFP_DMA;
  12 +#endif
  13 +
  14 +       /*
  15          * Cache-line-align.  This is important (for the
  16          * 5210 at least) as not doing so causes bogus data
  17          * in rx'd frames.