drm/msm: dpu: Don't store/deref pointers in trace ringbuffer

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TP_printk is not synchronous, so storing pointers and then later
dereferencing them is a Bad Idea. This patch stores everything locally to
avoid display stomped memory.

Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
[seanpaul fixed up commit msg typo on apply]
Signed-off-by: Sean Paul <seanpaul@chromium.org>

Signed-off-by: Rob Clark <robdclark@gmail.com>

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Sean Paul 2018-09-19 14:33:50 -04:00 • committed by Rob Clark

parent 1bb4e701aa

commit f65f035f19

1 changed files with 55 additions and 43 deletions

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98

drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h

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