Re: [PATCH v2 2/3] rtmutex: update rt-mutex

[Alex Shi]

Any more comments or concern on this?

Thanks!

On 05/25/2017 01:26 PM, Alex Shi wrote:
> The rtmutex remove a pending owner bit in in rt_mutex::owner, in
> commit 8161239a8bcc ("rtmutex: Simplify PI algorithm and make highest prio task get lock")
> But the document was changed accordingly. Updating it to a meaningful
> state.
> 
> BTW, as 'Steven Rostedt' mentioned:
> There is still technically a "Pending Owner", it's just not called
> that anymore. The pending owner happens to be the top_waiter of a lock
> that has no owner and has been woken up to grab the lock.
> 
> Signed-off-by: Alex Shi <alex.shi@xxxxxxxxxx>
> Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
> Cc: Sebastian Siewior <bigeasy@xxxxxxxxxxxxx>
> Cc: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
> Cc: Juri Lelli <juri.lelli@xxxxxxx>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> To: linux-doc@xxxxxxxxxxxxxxx
> To: linux-kernel@xxxxxxxxxxxxxxx
> To: Jonathan Corbet <corbet@xxxxxxx>
> To: Ingo Molnar <mingo@xxxxxxxxxx>
> To: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
> ---
>  Documentation/locking/rt-mutex.txt | 58 +++++++++++++++++---------------------
>  1 file changed, 26 insertions(+), 32 deletions(-)