> > At this time, the PowerNow! driver for K8 uses an experimentally > > derived formula to calculate transition latency. The value it > > provides is orders of magnitude too large on modern systems. > > This patch replaces the formula with ACPI _PSS latency values > > for more accuracy and better performance. > > > > I've tested it on two 2nd generation Opteron systems, a 3rd > > generation Operton system, and a Turion X2 without seeing any > > stability problems. > > > > There are a tremendous number of changes to this file in linux-next. > It's easy to make the patch apply, but my confidence that the result > will actually work is insufficiently high. > > > Also, I notice that linux-next's > > commit 8ad2aedc2129f4e791dc7e2e89eabdcb2145d16c > broke the layout of powernow_k8_acpi_pst_values() most unpleasantly > (the closing brace). I'll clean up the patch against linux-next and resubmit with a better name. -Mark Langsdorf Operating System Research Center AMD -- To unsubscribe from this list: send the line "unsubscribe cpufreq" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
