Out of curiosity: Why Linux have this problem and Windows don't? This is not a troll. I don't understand technically : if hardware devices don't propertly support the ASPM power-saving modes, why Windows is not concerned?
On 07/18/2011 02:24 AM, cjcolella wrote: > There won't be a fix per se for Oneiric. This is a permanent condition > because it is a new setting of the Linux kernel, and nobody in power > considers it a bug, nor a very important issue. Sorry. > > "There isn't any easy 'solution' to improve this situation beyond > affected users forcing the PCI-E Active-State Power Management using the > pcie_aspm=force kernel command line option. Jesse thinks that more Linux > drivers will end up needing to set the ASPM bits directly as a long-term > solution. There's just too many hardware devices that don't properly > support the ASPM power-saving modes. > > The only alternative would be to create a big white-list of supported > devices, but that comes down to being effectively the same large task as > just having the driver set the appropriate bit. So there won't be any > magic fix in the Linux 3.0 kernel nor will there likely be any major > change in the Linux 3.1 kernel without suddenly a bunch of drivers > handling the Active-State Power Management bit. For now, mobile users > just need to know to force the PCI-E ASPM support if needed to maximize > the Linux battery life." > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/760131 Title: Power consumption raised significantly in natty To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-release-notes/+bug/760131/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs