Re: [PATCH v3 2/2] amd/display: only require overlay plane to cover whole CRTC on ChromeOS

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To: Harry Wentland <harry.wentland@xxxxxxx>
Subject: Re: [PATCH v3 2/2] amd/display: only require overlay plane to cover whole CRTC on ChromeOS
From: Simon Ser <contact@xxxxxxxxxxx>
Date: Wed, 06 Oct 2021 14:08:23 +0000
Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx, Alex Deucher <alexander.deucher@xxxxxxx>, Harry Wentland <hwentlan@xxxxxxx>, Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx>, Bas Nieuwenhuizen <bas@xxxxxxxxxxxxxxxxxxx>
In-reply-to: <20f3da02-7b70-1681-1621-7c389f23829f@amd.com>
References: <20210929190603.48890-1-contact@emersion.fr> <20210929190603.48890-2-contact@emersion.fr> <20f3da02-7b70-1681-1621-7c389f23829f@amd.com>
Reply-to: Simon Ser <contact@xxxxxxxxxxx>

> current->comm is "DrmThread" on my ChromeOS system.

Oops! I forgot that current->comm could be overwritten by user-space. Sent v4
which should address this by checking the executable name too.

References:
- [PATCH v3 1/2] amd/display: check cursor plane matches underlying plane
  - From: Simon Ser
- [PATCH v3 2/2] amd/display: only require overlay plane to cover whole CRTC on ChromeOS
  - From: Simon Ser
- Re: [PATCH v3 2/2] amd/display: only require overlay plane to cover whole CRTC on ChromeOS
  - From: Harry Wentland

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