A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing in e-mail? A: No. Q: Should I include quotations after my reply? http://daringfireball.net/2007/07/on_top On Thu, Jan 25, 2018 at 02:22:57AM +0000, Zhang, Ning A wrote: > When Linux runs as a guest OS, CPUID is privileged instruction, sync_core() will be very slow. > > If apply this patch, 200ms will be saved for kernel initial, when Linux runs as a guest OS. That's not a regression. Why not just use a newer kernel release if you want to get the feature of "faster boot"? :) thanks, greg k-h