Hey, Li. On Wed, Dec 26, 2012 at 06:51:02PM +0800, Li Zefan wrote: > I created a cpuset which has cpuset.cpus=1, and I forked a few cpu-hog tasks > and moved them to this cpuset, and the final operations was offlining cpu1. > It stucked. This was caused by not rebuilding sched domains synchronously from cpu offline path. I looks like scheduler got confused and put tasks on the dead cpu. Should be okay in the updated patchset. Can you please test / review that one? Thanks. -- tejun -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>