Messages in this thread | | | Subject | Re: [PATCH v2 0/6] Series short description | From | Peter Zijlstra <> | Date | Wed, 27 Aug 2008 10:33:24 +0200 |
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On Tue, 2008-08-26 at 13:34 -0400, Gregory Haskins wrote: > Hi Ingo, > > The following repositories > > git://git.kernel.org/pub/scm/linux/kernel/git/ghaskins/linux-2.6-hacks.git tip/sched/devel/rtbalance > > ftp://ftp.novell.com/dev/ghaskins/tip-rt-fixes.tar.bz2 > > apply to tip/sched/devel to pick up fixes for the RT scheduler. > > [ > Changelog: > > v2: > *) predicated newidle and double_lock changes on > CONFIG_PREEMPT to address a concern by Nick Piggin > > *) fixed a build issue when DEBUG_PI_LIST is defined > > v1: > *) initial release > ] > > These patches were developed in the interest of shorting latencies in > PREEMPT_RT, but they apply to the mainline scheduler as well, so I am > offering them here first. > > This has been tested under both 26.3-rt3 and tip/sched/devel on x86_64 for > both CONFIG_SMP and !CONFIG_SMP. > > Comments/bug-fixes welcome!
Looks good to me,
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Ingo please consider.
> --- > > Gregory Haskins (6): > sched: create "pushable_tasks" list to limit pushing to one attempt > plist: fix PLIST_NODE_INIT to work with debug enabled > sched: add sched_class->needs_post_schedule() member > sched: make double-lock-balance fair > sched: pull only one task during NEWIDLE balancing to limit critical section > sched: only try to push a task on wakeup if it is migratable > > > include/linux/init_task.h | 1 > include/linux/plist.h | 9 ++- > include/linux/sched.h | 2 + > kernel/sched.c | 84 ++++++++++++++++++++++++--- > kernel/sched_rt.c | 139 ++++++++++++++++++++++++++++++++++++++------- > 5 files changed, 202 insertions(+), 33 deletions(-) > >
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