Re: [PATCH] rtmutex: ensure only the top waiter or higher priority task can take the lock and reduce unrelated boosting

Steven Rostedt
2010-12-17T03:30:37Z

On Thu, 2010-12-16 at 22:17 -0500, Steven Rostedt wrote:
> On Fri, 2010-12-17 at 11:10 +0800, Lai Jiangshan wrote:
> > On 12/17/2010 04:33 AM, Darren Hart wrote:
>
> > I also try to port it to -rt. Steven, have you ported it to -rt?
>
> I'm porting it now. -rt does a a bit to the rtmutex.c code, and I spent
> a bit of time cleaning it up. I finally got your patch to compile, and
> now I'm debugging it ;-)
>
> I'm hoping to have it ready to post tomorrow.

Update: I just successfully booted a port of your patch. I'll keep it
running over night and post it tomorrow morning (if it doesn't crash).

/me kicks off a bunch of dbenches

-- Steve