![]() | |||||||||||||
Messages in this thread |
On Thu, 2002-08-08 at 06:18, Alan Cox wrote: > On Thu, 2002-08-08 at 03:15, john stultz wrote: > > Marcelo, > > This patch (which applies on top of my tsc-disable_B9 patch as well as > > James Cleverdon's summit patch), is a performance improvement for > > multi-CEC IBM x440 systems which suffer from drifting TSCs. Rather then > > forcing do_gettimeofday to call do_slow_gettimeoffset and access the PIT > > (as my tsc-disable patch does), passing "cyclone" as a boot option will > > make do_gettimeofday use a 100Mhz performance counter found in the > > Summit chipset. > > Why not probe for the summit chipset ? Yea, its on my list. Once Jame's patch settles down I plan to piggy back off that. Thanks! -john - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
| Last update: 2005-03-22 12:27 [from the cache] ©2003-2008 | |||||||||||||