Re: [PATCH 1/2] sched: reset blocked load decay_count during synchronization

2013-12-09 Thread bsegall
Chris Redpath writes: > If an entity happens to sleep for less than one tick duration > the tracked load associated with that entity can be decayed by an > unexpectedly large amount if it is later migrated to a different > CPU. This can interfere with correct scheduling when entity load > is used

[PATCH 1/2] sched: reset blocked load decay_count during synchronization

2013-12-09 Thread Chris Redpath
If an entity happens to sleep for less than one tick duration the tracked load associated with that entity can be decayed by an unexpectedly large amount if it is later migrated to a different CPU. This can interfere with correct scheduling when entity load is used for decision making. The reason