linux-kernel - Re: [PATCH RFC] drm/amdgpu: Block userspace mapping of IO

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Message-ID: <CALkFLLLKT=4LD_YFJdq8QdzybknRQW+W3P-3GnJzT1eoYuGg8A@mail.gmail.com>
Date: Wed, 16 Apr 2025 17:13:50 +0530
From: Ujwal Kundur <ujwal.kundur@...il.com>
To: Christian König <christian.koenig@....com>
Cc: alexander.deucher@....com, airlied@...il.com, simona@...ll.ch, 
	lijo.lazar@....com, sunil.khatri@....com, Hawking.Zhang@....com, 
	Jun.Ma2@....com, Yunxiang.Li@....com, amd-gfx@...ts.freedesktop.org, 
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC] drm/amdgpu: Block userspace mapping of IO

Thanks for your response.

> Hui what? Why do you think that grabbing a reference to an interrupt would block userspace mapping of IO registers?

It looks like I am missing a lot of pieces to do this, I'll try again
once I have a better understanding.

Sorry about that and thanks again for your time.

--- Ujwal.