On Monday 20 October 2008 20:52:41 Matthew Garrett wrote: > On Mon, Oct 20, 2008 at 04:47:54PM -0200, Henrique de Moraes Holschuh wrote: > > On Mon, 20 Oct 2008, Matthew Garrett wrote: > > > C state transitions, not S state. Working properly here means not > > > hanging the moment ACPI processor power management starts. > > > > I see, but my point remains. Does a version of Windows that was tested > > to do C-state transitions on the R50e and R40e even use the XSDT? > > Vista is known to run on the R50e. See > http://forums.lenovo.com/lnv/board/message?board.id=R_Series_Thinkpads&thre >ad.id=3467 , for instance. Linux is also known to run with the R50e: Hardware Environment: IBM Thinkpad R51e Problem Description: Since kernel 2.6.20 the acpi modules take an unacceptable time to load. Later: Ok I can confirm this patch works. Finally after using 2.6.22 for ages i can update. Thank you all for your effort. The C-state problem which gets fixed by these is the R40e. Thomas -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html