On Mon, Jan 17, 2011 at 11:03:13AM +0100, Thomas Renninger wrote: > Hi, > > this patch seem to not only be a performance optimization, > but fixes (works around) a time drift issue when suspending. > > The time drift happens when hpet.c encounters specific hpet/HW > capabilities to set up per CPU hpet msi interrupt vectors. > > While the real culprit seem to be in the per CPU hpet msi vector > code, this patch seem to address the issue in an easy and riskless > manner, suitable for stable@ kernels. > No idea which HW is set up with per CPU hpet msi irqs (not much). > If such configuration only happens on recent arat capable machines, > latest mainline kernels might get cleaned up by removing this > code and stable@ kernels are fine with this easy patch. > > Patch slightly adjusted (hunk 3/3 did not apply) > to latest linux-2.6.32.y tree.
Now queued up, thanks for the backport. greg k-h _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
