[ 32/38] futex: Handle futex_pi OWNER_DIED take over correctly

3.0-stable review patch. If anyone has any objections, please let me know. -- From: Thomas Gleixner commit 59fa6245192159ab5e1e17b8e31f15afa9cff4bf upstream. Siddhesh analyzed a failure in the take over of pi futexes in case the owner died and provided a workaround. See:

[ 32/38] futex: Handle futex_pi OWNER_DIED take over correctly

3.0-stable review patch. If anyone has any objections, please let me know. -- From: Thomas Gleixner t...@linutronix.de commit 59fa6245192159ab5e1e17b8e31f15afa9cff4bf upstream. Siddhesh analyzed a failure in the take over of pi futexes in case the owner died and provided a