[PATCH 3.16.y-ckt 138/216] tracing/sched: Check preempt_count() for current when reading task->state

3.16.7-ckt4 -stable review patch. If anyone has any objections, please let me know. -- From: "Steven Rostedt (Red Hat)" commit aee4e5f3d3abb7a2239dd02f6d8fb173413fd02f upstream. When recording the state of a task for the sched_switch tracepoint a check of

[PATCH 3.16.y-ckt 138/216] tracing/sched: Check preempt_count() for current when reading task-state

3.16.7-ckt4 -stable review patch. If anyone has any objections, please let me know. -- From: Steven Rostedt (Red Hat) rost...@goodmis.org commit aee4e5f3d3abb7a2239dd02f6d8fb173413fd02f upstream. When recording the state of a task for the sched_switch tracepoint a check of