commit a26b89f05d194413c7238e0bea071054f6b5d3c8
author Markus Metzger <markus.t.metzger@intel.com> Fri Apr 03 16:43:34 2009 +0200
committer Ingo Molnar <mingo@elte.hu> Tue Apr 07 13:36:12 2009 +0200
tree 8a2efbabce49ed747fe9b54e282e04b82d1b9982
parent cac94f979326212831c0ea44ed9ea1622b4f4e93

sched, hw-branch-tracer: add wait_task_context_switch() function to sched.h

Add a function to wait until some other task has been
switched out at least once.

This differs from wait_task_inactive() subtly, in that the
latter will wait until the task has left the CPU.

Signed-off-by: Markus Metzger <markus.t.metzger@intel.com>
Cc: markus.t.metzger@gmail.com
Cc: roland@redhat.com
Cc: eranian@googlemail.com
Cc: oleg@redhat.com
Cc: juan.villacis@intel.com
Cc: ak@linux.jf.intel.com
LKML-Reference: <20090403144549.794157000@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>