linux-kernel - Re: [RFC][PATCH 00/10] pstore: directly mapped regions

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Message-ID: <673d0ef9477f1dfbed474cc51ad68092814dfe85.camel@sipsolutions.net>
Date: Mon, 17 Feb 2025 12:43:56 +0100
From: Johannes Berg <johannes@...solutions.net>
To: Eugen Hristev <eugen.hristev@...aro.org>, linux-arm-msm@...r.kernel.org,
 	linux-hardening@...r.kernel.org, kees@...nel.org
Cc: linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org,
 rafael@...nel.org, 	dakr@...nel.org, andersson@...nel.org,
 konradybcio@...nel.org, tony.luck@...el.com, 	gpiccoli@...lia.com,
 pmladek@...e.com, rostedt@...dmis.org, 	john.ogness@...utronix.de,
 senozhatsky@...omium.org, quic_mojha@...cinc.com, 
	linux-arm-kernel@...ts.infradead.org, kernel@...cinc.com
Subject: Re: [RFC][PATCH 00/10] pstore: directly mapped regions

On Mon, 2025-02-17 at 13:39 +0200, Eugen Hristev wrote:
> 
> On 2/17/25 13:19, Johannes Berg wrote:
> > On Mon, 2025-02-17 at 12:44 +0200, Eugen Hristev wrote:
> > > 
> > > At this moment going through devcoredump is not something that impacts
> > > the idea of the implementation.
> > 
> > Yeah. I don't think it _should_ go through it at all.
> > 
> > > The whole reason of going through it (because things work without it as
> > > well), is to see whether this has any kind of impact or not, and if
> > > there is any kind of fit/reason of going through it.
> > 
> > So it's just a trial balloon?
> 
> Yes, that's why it's marked as an RFC.
> 

(IMHO) that doesn't make it acceptable to just randomly go modify code
you don't understand the purpose of, certainly not without actually
stating such. But anyway, I'll leave it at that.

johannes