[PATCH 1/3] locking: WW mutex cleanup

[Peter Zijlstra]

On Tue, Jun 19, 2018 at 10:24:43AM +0200, Thomas Hellstrom wrote:
> From: Peter Ziljstra <peterz at infradead.org>
> 
> Make the WW mutex code more readable by adding comments, splitting up
> functions and pointing out that we're actually using the Wait-Die
> algorithm.
> 
> Cc: Ingo Molnar <mingo at redhat.com>
> Cc: Jonathan Corbet <corbet at lwn.net>
> Cc: Gustavo Padovan <gustavo at padovan.org>
> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> Cc: Sean Paul <seanpaul at chromium.org>
> Cc: David Airlie <airlied at linux.ie>
> Cc: Davidlohr Bueso <dave at stgolabs.net>
> Cc: "Paul E. McKenney" <paulmck at linux.vnet.ibm.com>
> Cc: Josh Triplett <josh at joshtriplett.org>
> Cc: Thomas Gleixner <tglx at linutronix.de>
> Cc: Kate Stewart <kstewart at linuxfoundation.org>
> Cc: Philippe Ombredanne <pombredanne at nexb.com>
> Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> Cc: linux-doc at vger.kernel.org
> Cc: linux-media at vger.kernel.org
> Cc: linaro-mm-sig at lists.linaro.org
> Co-authored-by: Thomas Hellstrom <thellstrom at vmware.com>
> Signed-off-by: Thomas Hellstrom <thellstrom at vmware.com>
> ---
>  Documentation/locking/ww-mutex-design.txt |  12 +-
>  include/linux/ww_mutex.h                  |  28 ++---
>  kernel/locking/mutex.c                    | 202 ++++++++++++++++++------------
>  3 files changed, 145 insertions(+), 97 deletions(-)

Acked-by: Peter Zijlstra (Intel) <peterz at infradead.org>