Using ndiswrapper works fine. I noticed that the r818x driver ir more prone to freeze the system while uploading then downloading, so maybe that's why it happens more often with torrents. It worked fine for me when I used SUSe, though...
-- Torrents freeze system on wireless connection https://launchpad.net/bugs/46845 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs