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. > [ It would help if I remembered to rename the default subject ;) ] I just wanted to add that these are not urgent fixes. .28 at the earliest. Thanks -Greg > [ > 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! > > Regards, > -Greg > > > --- > > 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(-) > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html >
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