Re: [PATCH V3] rtmutex: ensure only the top waiter or higher priority task can take the lock and remove unrelated boosting

Steven Rostedt
2011-01-12T17:04:30Z

On Wed, 2011-01-12 at 12:03 -0500, Steven Rostedt wrote:
> On Thu, 2010-12-23 at 16:49 +0800, Lai Jiangshan wrote:
> > In current rtmutex, the pending owner may be boosted by the tasks
> > in the rtmutex's waitlist when the pending owner is deboosted
> > or a task in the waitlist is boosted. This boosting is unrelated,
> > because the pending owner does not really take the rtmutex.
> > It is not reasonable.
>
> Hi Lai,
>
> Your patch looks like it is proving itself in -rt (after I fixed a bunch
> of -rt stuff to get your stuff working ;).
>
> Could you repost your patch with the following removed:

Oh, and you can add:

Acked-by: Steven Rostedt <rostedt@goodmis.org>

Thanks!

-- Steve