rt: workqueue PI support -v2

Peter Zijlstra lkml 1 version Oct 23, 2007 In review

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b4 am [email protected]

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#	Subject and files	Size	Replies
1/5	rt: rename rt_mutex_setprio to task_setprio`include/linux/sched.h` `kernel/rcupreempt-boost.c` `kernel/sched.c`	+10 -9	0 replies
2/5	rt: list_splice2`drivers/usb/host/ehci-q.c` `include/linux/list.h` `lib/lock_list.c`	+60 ~~-10~~	1 reply
3/5	rt: plist_head_splice`include/linux/plist.h` `lib/plist.c`	+68 -2	3 replies
4/5	rt: PI-workqueue support`include/linux/workqueue.h` `kernel/power/poweroff.c` `kernel/workqueue.c`	+30 ~~-18~~	0 replies
5/5	rt: PI-workqueue: fix barriers`kernel/workqueue.c`	+95 ~~-16~~	0 replies

No Reviewed-by, Acked-by or Tested-by trailers for v1 yet.

Cover letter [RFC/PATCH 0/5] rt: workqueue PI support -v2

Still not more than boot tested,...

Oleg, do you have workqueue test modules?

Changes since -v1:
- proper plist_head_splice() implementation
- removed the plist_add(, .tail) thing, using prio -1 instead.

(patch against v2.6.23-rt1)