linux-kernel - Re: [PATCH v1 0/3] introduce priority-based shutdown support

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Message-ID: <20231127113611.GD877872@pengutronix.de>
Date:   Mon, 27 Nov 2023 12:36:11 +0100
From:   Oleksij Rempel <o.rempel@...gutronix.de>
To:     Christian Loehle <christian.loehle@....com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>, linux-pm@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Mark Brown <broonie@...nel.org>, kernel@...gutronix.de,
        Søren Andersen <san@...v.dk>
Subject: Re: [PATCH v1 0/3] introduce priority-based shutdown support

On Mon, Nov 27, 2023 at 10:13:49AM +0000, Christian Loehle wrote:
> > Same problem was seen not only in automotive devices, but also in
> > industrial or agricultural. With other words, it is important enough to bring
> > some kind of solution mainline.
> > 
> 
> IMO that is a serious problem with the used storage / eMMC in that case and it
> is not suitable for industrial/automotive uses?
> Any industrial/automotive-suitable storage device should detect under-voltage and
> just treat it as a power-down/loss, and while that isn't nice for the storage device,
> it really shouldn't be able to brick a device (within <1M cycles anyway).
> What does the storage module vendor say about this?

Good question. I do not have insights ATM. I'll forward it.

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