On 10/01/2007 02:15 AM, Mikhail Kshevetskiy wrote: > Hello, > > I have ASUS F3T notebook with dualcore AMD processor. It has c1e feature > enabled. I test linux-2.6.23-rc8-hrt1 kernel. Everything is work (thanks > to lapic disable patch), but i have to many processor interrupts per > seconds (about 260 additional timer interrupts). > > The same situation can be observed for linux-2.6.22. Moreover the same > problem exist with i386 kernel (test with 2.6.21, 2.6.22, 2.6.22-hrt6, > 2.6.23-rc5-hrt1). > > The problem disappear when I disable c1e on both cores. In this case > lapic is not disabled. The back side of this patch is the disabling of > all C-state including C1. As result the power consumption increase from > 23 (c1e enabled) to 27 (c1e disabled) watts. > > I fill something wrong here. > Is it possible to reduce the amount of timer interrupts? > Is it possible to force enable C1,C2 and C3 states when c1e disabled? >
How are you disabling C1E? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
