linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Mark Brown <broonie@kernel.org>
To: Ferry Toth <fntoth@gmail.com>
Cc: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Oleksij Rempel" <o.rempel@pengutronix.de>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	"Ulf Hansson" <ulf.hansson@linaro.org>,
	kernel@pengutronix.de, linux-kernel@vger.kernel.org,
	linux-mmc@vger.kernel.org, linux-pm@vger.kernel.org,
	"Søren Andersen" <san@skov.dk>
Subject: Re: [PATCH v1 0/3] introduce priority-based shutdown support
Date: Mon, 27 Nov 2023 14:09:33 +0000	[thread overview]
Message-ID: <ZWSjHdupI4KT/w4A@finisterre.sirena.org.uk> (raw)
In-Reply-To: <56823ff4-69fa-4c92-8912-51fbfd71403a@gmail.com>

[-- Attachment #1: Type: text/plain, Size: 744 bytes --]

On Sun, Nov 26, 2023 at 08:42:02PM +0100, Ferry Toth wrote:

> Funny discussion. As a hardware engineer (with no experience in automotive,
> but actual experience in industrial applications and debugging issues
> arising from bad shutdowns) let me add my 5ct at the end.

I suspect there's also a space here beyond systems that were designed
with these failure modes in mind where people run into issues once they
have the hardware and are trying to improve what they can after the fact.

> Now, we do need to keep in mind that storing J in a supercap, executing a
> CPU at GHz, storing GB data do not come free. So, after making sure things
> shutdown in time, it often pays off to shorten that deadline, and indeed
> make it faster.

Indeed.

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 488 bytes --]

  reply	other threads:[~2023-11-27 14:18 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-24 14:53 [PATCH v1 0/3] introduce priority-based shutdown support Oleksij Rempel
2023-11-24 14:53 ` [PATCH v1 1/3] driver core: move core part of device_shutdown() to a separate function Oleksij Rempel
2023-11-24 15:07   ` Greg Kroah-Hartman
2023-11-24 20:04   ` kernel test robot
2023-11-24 14:53 ` [PATCH v1 2/3] driver core: introduce prioritized device shutdown sequence Oleksij Rempel
2023-11-24 15:10   ` Greg Kroah-Hartman
2023-11-24 14:53 ` [PATCH v1 3/3] mmc: core: increase shutdown priority for MMC devices Oleksij Rempel
2023-11-24 15:05 ` [PATCH v1 0/3] introduce priority-based shutdown support Greg Kroah-Hartman
2023-11-24 15:21   ` Mark Brown
2023-11-24 15:27     ` Greg Kroah-Hartman
2023-11-24 15:49       ` Mark Brown
2023-11-24 15:56         ` Greg Kroah-Hartman
2023-11-24 16:32           ` Oleksij Rempel
2023-11-24 17:26             ` Greg Kroah-Hartman
2023-11-24 18:57               ` Oleksij Rempel
2023-11-25  6:51                 ` Greg Kroah-Hartman
2023-11-25  8:50                   ` Oleksij Rempel
2023-11-25  9:09                     ` Greg Kroah-Hartman
2023-11-25 10:30                       ` Mark Brown
2023-11-25 14:35                         ` Greg Kroah-Hartman
2023-11-25 15:43                           ` Mark Brown
2023-11-25 19:58                             ` Greg Kroah-Hartman
2023-11-26 10:14                               ` Mark Brown
2023-11-26 19:31                                 ` Oleksij Rempel
2023-11-27 11:27                                   ` Christian Loehle
2023-11-27 11:44                                     ` Oleksij Rempel
2023-11-27 11:57                                       ` Christian Loehle
2023-11-26 19:42                                 ` Ferry Toth
2023-11-27 14:09                                   ` Mark Brown [this message]
2023-11-27 10:13                     ` Christian Loehle
2023-11-27 11:36                       ` Oleksij Rempel
2023-11-30 21:59                         ` Francesco Dolcini
2023-11-27 12:54               ` Matti Vaittinen
2023-11-27 13:08                 ` Greg Kroah-Hartman
2023-11-27 14:24                   ` Mark Brown
2023-11-27 14:49                   ` Matti Vaittinen
2023-11-27 16:23                     ` Mark Brown
2023-11-30  9:57 ` Ulf Hansson

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=ZWSjHdupI4KT/w4A@finisterre.sirena.org.uk \
    --to=broonie@kernel.org \
    --cc=fntoth@gmail.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=kernel@pengutronix.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mmc@vger.kernel.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=o.rempel@pengutronix.de \
    --cc=rafael@kernel.org \
    --cc=san@skov.dk \
    --cc=ulf.hansson@linaro.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).