tree fcadec9b0fd1c57e4d1b625e2492c13c852972f1
parent 7c9414385ebfdd87cc542d4e7e3bb0dbb2d3ce25
author Thomas Gleixner <tglx@linutronix.de> 1264021137 +0000
committer Thomas Gleixner <tglx@linutronix.de> 1264180199 +0100

sched: Extend enqueue_task to allow head queueing

The ability of enqueueing a task to the head of a SCHED_FIFO priority
list is required to fix some violations of POSIX scheduling policy.

Extend the related functions with a "head" argument.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Tested-by: Carsten Emde <cbe@osadl.org>
Tested-by: Mathias Weber <mathias.weber.mw1@roche.com>
LKML-Reference: <20100120171629.734886007@linutronix.de>