I tried linux- image-2.6.38-02063808-generic_2.6.38-02063808.201106040910_amd64.deb and this seems to have fixed the problem for me.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/761176 Title: wlan (AR928X, ath9k) slow since upgrade to natty -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs