On 11 March 2013 00:59, Steven Haigh <net...@crc.id.au> wrote: > On 11/03/2013 1:13 AM, Akemi Yagi wrote: >> >> On Sun, Mar 10, 2013 at 6:56 AM, Steven Haigh <net...@crc.id.au> wrote: >>> >>> On 11/03/13 00:52, Akemi Yagi wrote: >>>> >>>> On Sun, Mar 10, 2013 at 4:50 AM, Steven Haigh <net...@crc.id.au> wrote: >>>>> >>>>> Not sure if this has come in from upstream or something local, but it >>>>> looks >>>>> like CONFIG_EEEPC_LAPTOP is no longer set in the kernel config. This >>>>> reduces >>>>> battery life significantly on Asus EEEPCs loading with linux. >>>>> >>>>> Kernel is: kernel-2.6.32-358.el6.x86_64 >>>>> Install is fresh from the SL6.4 Beta 2 iso. >>>> >>>> I don't think CONFIG_EEEPC_LAPTOP was ever enabled in the TUV >>>> (therefore SL as well) kernel. Just for a reference, the CentOSPlus >>>> kernel has it enabled. But that is a custom kernel, not a distro one. >>> >>> Its a bit strange here... the 32 bit kernel has it enabled and built as a >>> module. The 64 bit kernel has it disabled. >>> >>> I'm not quite sure why that is... >> >> You are quite right. I only checked the 64-bit kernel. > > The problem with this is as it stands (no module for the eeepc), it gets > ~3.5 hours on battery vs Windows 7 which gets nearly 5 hours. The 'SHE' > function provided by this module is paramount to getting any kind of decent > battery life on the Asus EEEPC laptop range.
Please open a bug report, upstream. [1] Then, as a temporary measure, consider using the kernel-lt package from the ELRepo Project. [2] CONFIG_EEEPC_LAPTOP is configured as a module is both 32- and 64-bit flavours. Alan. [1] https://bugzilla.redhat.com/frontpage.cgi [2] http://elrepo.org/tiki/kernel-lt