Andrej Gelenberg wrote: > i got some problems with my Qualcomm Atheros AR9485 wlan pcie card. I > use my card as access point (with hotspotd) on amd64 machine. I use > self compiled vanilla kernel 3.17.4 and a get a lot of > "DMA failed to stop" messages in my kernel log. I found some reports on > similar errors for *wrt, ubuntu and other distros in various > operation modes (ap and client). Increasing the timeout in mac.c to 100 > ms do not help. iommu=soft do not help either and GART iommu is not an > option (usb don't work for me with amd_iommu=off). I found this patch: > https://dev.openwrt.org/browser/trunk/package/mac80211/patches/552-ath9k_rx_dma_stop_check.patch?rev=34910 > , > which seems to apply to my problem, but i am not sure if it is a proper > solution.
Can you please open a bug on bugzilla.kernel.org ? Sujith -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
