On Sunday 26 April 2009, Kaushik Barde wrote: > I am using stable-2.6.29.1 on Lenovo X300. > > echo mem > /sys/power/state works if I disable AP core using echo 0 > /sys/devices/system/cpu/cpu1/online. > > With SMP, first s3 cycle goes through, subsequent suspend does not work. > > Is this a known issue with CPU_HOTPLUG or suspend re-ordering code? Similar symptoms have been reported, but the previous reporter did not connect them with the CPU hotplugging. The issue isn't actually known and suspend-resume works on many SMP systems. Is the problem reproducible with the current mainline kernel? Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html