FWIW, I think this is fixed in newer kernels. On Jaunty 64-bit with the vanilla 2.6.28-13 kernel, I consistently had a weak signal/poor performance/etc., but using the latest upstream kernel (2.6.31-rc3), the problem has disappeared.
FWIW, I think this is fixed in newer kernels. On Jaunty 64-bit with the vanilla 2.6.28-13 kernel, I consistently had a weak signal/poor performance/etc., but using the latest upstream kernel (2.6.31-rc3), the problem has disappeared.