Re: [kernel-team] [PATCH 1/3] staging: Android: vsoc: Create wc kernel mapping for region shm.

From: Joel Fernandes
Date: Thu May 03 2018 - 01:12:04 EST


On Wed, May 2, 2018 at 9:45 PM 'Alistair Strachan' via kernel-team <
kernel-team@xxxxxxxxxxx> wrote:

> Map the region shm as write-combining instead of uncachable.


I think more commit message is needed. Why is this done, what does it fix,
etc. Its hard to know what the improvement is without a cover-letter either.

I am assuming the improvement is in performance by using the
write-combining mode.

thanks,

- Joel