re-checked this on 2.6.31-5 and the system appears to want to negotiate to MCS 32 40Mhz or MCS 33 40Mhz which causes an awful lot of drop outs and reauthentications with the AP, along with the occasional DMA hang. However it appears to be much better than before.
[ 1952.376104] ath9k: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x40000020 [ 1952.603987] ath9k: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x40000020 [ 1958.612043] wlan0: no probe response from AP 00:1c:df:a1:c7:2c - disassociating [ 1959.797483] wlan0: authenticate with AP 00:1c:df:a1:c7:2c [ 1959.799554] wlan0: authenticated [ 1959.799561] wlan0: associate with AP 00:1c:df:a1:c7:2c [ 1959.805411] wlan0: RX ReassocResp from 00:1c:df:a1:c7:2c (capab=0x431 status=0 aid=1) [ 1959.805421] wlan0: associated 1249438707.266630: wlan0 (phy #0): scan finished 1249438713.294594: wlan0 (phy #0): deauth 00:17:c4:75:56:0c -> 00:1c:df:a1:c7:2c reason 2: Previous authentication no longer valid 1249438714.470472: wlan0 (phy #0): scan finished 1249438714.482003: wlan0 (phy #0): auth 00:1c:df:a1:c7:2c -> 00:17:c4:75:56:0c status: 0: Successful 1249438714.496868: wlan0 (phy #0): assoc 00:1c:df:a1:c7:2c -> 00:17:c4:75:56:0c status: 0: Successful 1249438827.047570: wlan0 (phy #0): scan finished -- ath9k - no upper layer throughput. https://bugs.launchpad.net/bugs/404972 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
