linux-kernel - Re: iommu: Fix NULL pointer deref when io_page

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Message-ID: <20260121162612.3e0fd03f@gandalf.local.home>
Date: Wed, 21 Jan 2026 16:26:12 -0500
From: Steven Rostedt <rostedt@...dmis.org>
To: Daniel Thompson <daniel@...cstar.com>
Cc: Markus Elfring <Markus.Elfring@....de>,
 linux-trace-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 Masami Hiramatsu <mhiramat@...nel.org>, Mathieu Desnoyers
 <mathieu.desnoyers@...icios.com>, LKML <linux-kernel@...r.kernel.org>,
 Robin Murphy <robin.murphy@....com>, Will Deacon <will@...nel.org>
Subject: Re: iommu: Fix NULL pointer deref when io_page_fault tracepoint
 fires

On Mon, 19 Jan 2026 16:15:25 +0000
Daniel Thompson <daniel@...cstar.com> wrote:

> I dislike the proposed new summary. I think keeping "io_page_fault"
> in the summary is a much better use of characters than spelling
> dereference in full.

Agreed. You may safely ignore the comments outside of adding a "Fixes" tag.
That probably should be done.

As for your patch:

  Reviewed-by: Steven Rostedt (Google) <rostedt@...dmis.org>

-- Steve