More details about which kernels include a fix for this, and it what form...
Ubuntu Lucid:
The latest released Lucid kernel (2.6.32-22 #36-Ubuntu) DOES NOT include any fix for this.
The pre-release PPA Lucid kernel (2.6.32-23 #37) DOES include the fix, but only for some specific machines including "Dell Studio 155x": https://launchpad.net/~kernel-ppa/+archive/pre-proposed/
Ubuntu Maverick:
The Maverick kernel (2.6.35) DOES include the "general" variant of the fix, enabled unconditionally, not just for a specific list of machines (Matthew Garrett's upstream patch 74ca255e19aac16a689d98126c935ad99a47778c).
More details about which kernels include a fix for this, and it what form...
Ubuntu Lucid:
The latest released Lucid kernel (2.6.32-22 #36-Ubuntu) DOES NOT include any fix for this.
The pre-release PPA Lucid kernel (2.6.32-23 #37) DOES include the fix, but only for some specific machines including "Dell Studio 155x": https:/ /launchpad. net/~kernel- ppa/+archive/ pre-proposed/
Ubuntu Maverick:
The Maverick kernel (2.6.35) DOES include the "general" variant of the fix, enabled unconditionally, not just for a specific list of machines (Matthew Garrett's upstream patch 74ca255e19aac16 a689d98126c935a d99a47778c) .