Re: [PATCH v2] drm/msm: Drop mm_lock in scan loop

Hi, On Fri, Apr 2, 2021 at 2:08 PM Rob Clark wrote: > > From: Rob Clark > > lock_stat + mmm_donut[1] say that this reduces contention on mm_lock > significantly (~350x lower waittime-max, and ~100x lower waittime-avg) > > [1] >

[PATCH v2] drm/msm: Drop mm_lock in scan loop

From: Rob Clark lock_stat + mmm_donut[1] say that this reduces contention on mm_lock significantly (~350x lower waittime-max, and ~100x lower waittime-avg) [1] https://chromium.googlesource.com/chromiumos/platform/microbenchmarks/+/refs/heads/main/mmm_donut.py Signed-off-by: Rob Clark ---