No, no need to reboot or anything. If this didn't work, then I think it's clearly a bug in the kernel driver; passing over to the kernel team.
** Package changed: hal (Ubuntu) => linux (Ubuntu) ** Changed in: linux (Ubuntu) Status: Incomplete => Triaged -- Brightness Applet/Brightness Keys Do Not Work In Gateway M-7315u Laptop https://bugs.launchpad.net/bugs/280518 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs