[+cc Stoney, Yinghai, Suresh, Joerg, Jiang, Pavel, Rafael, linux-pm] Let's add some folks who know about x2apic and VT-d. It's hard for people to magically pick stuff out of the LKML firehose :) On Tue, Mar 4, 2014 at 2:26 PM, Peter Senna Tschudin <peter.senna@xxxxxxxxx> wrote: > I have reported a bug more than two years ago and it is still > affecting me. The bug report gives some information: > > https://bugzilla.redhat.com/show_bug.cgi?id=787299 > > I have tried basic debug instructions from: > https://www.kernel.org/doc/Documentation/power/basic-pm-debugging.txt > > And everything works as expected when: > # echo freeze > /sys/power/state > # echo disk > /sys/power/state > > I have asked for help for fixing it: > https://lkml.org/lkml/2013/11/1/186 > > But I don't have a serial port. How can I debug this issue without a > "real" serial port? Or what else can I try? How can I explore the hint > about the problem only happening with VT-d enabled in BIOS? How can I > explore the hint about the problem not happening if the option > nox2apic is passed to the Kernel? > > Thank you, > > Peter > > P.S Yes, it works on Windows. > > -- > Peter > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html