zfsonlinux/spl — pull request #216 by ryao (2013-02-05 23:20:04+00:00)
Title: Fix HAVE_MUTEX_OWNER_TASK_STRUCT autotools check on PPC64

The HAVE_MUTEX_OWNER_TASK_STRUCT fails on PPC64 with the following
error:

error: 'current' undeclared (first use in this function)

We include linux/sched.h to ensure that current is available.

Signed-off-by: Richard Yao