Comment 78 for bug 566149

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craigster0 (charmer-launchpad-net) wrote :

The proposed update, kernel 2.6.32-23, fixed the problem for me for Ubuntu 10.04 (Lucid Lynx).

One curious issue/bug(?): a feature of the T510 is a single "always on" USB port, which provides power even if the laptop is sleeping -- even on battery. With this kernel, all three laptop USB ports provide power even when the laptop is sleeping (and on battery). I'd be happier if the always-on USB were only the single port designated for this. I have not yet checked to see if the released kernels are different in this respect.

Hardware info: i have a 2 week old (latest BIOS) Lenovo Thinkpad T510 with the Nvidia NVS 3100M switchable graphics and a Core i5 processor.

The proprietary Nvidia drivers work fine for me, except that the brightness control doesn't work when i'm using the proprietary drivers. This is also true with the kernel in the Lucid distribution and the latest "production" kernel, so its not a result of the 2.6.32-23 kernel.