Re: [PATCH v4 1/3] rtmutex: update rt-mutex-design

2017-07-11 Thread Alex Shi
On 07/07/2017 10:52 AM, Alex Shi wrote: > > -Reviewers: Ingo Molnar, Thomas Gleixner, Thomas Duetsch, and Randy Dunlap > +Original Reviewers: Ingo Molnar, Thomas Gleixner, Thomas Duetsch, and > + Randy Dunlap > +Update (7/6/2017) Reviewers: Steven Rostedt and Sebastian Siewio

[PATCH v4 1/3] rtmutex: update rt-mutex-design

2017-07-06 Thread Alex Shi
The rt-mutex-design documents didn't gotten meaningful update from its first version. Even after owner's pending bit was removed in commit 8161239a8bcc ("rtmutex: Simplify PI algorithm and make highest prio task get lock") and priority list 'plist' changed to rbtree. And Peter Zijlstra did some cle