All of lore.kernel.org
 help / color / mirror / Atom feed
From: Andrew Lunn <andrew@lunn.ch>
To: Saravana Kannan <saravanak@google.com>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	Russell King <linux@armlinux.org.uk>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>, Len Brown <lenb@kernel.org>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	Vladimir Oltean <olteanv@gmail.com>,
	"Cc: Android Kernel" <kernel-team@android.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	netdev <netdev@vger.kernel.org>,
	ACPI Devel Maling List <linux-acpi@vger.kernel.org>
Subject: Re: [PATCH v3 2/3] driver core: fw_devlink: Add support for FWNODE_FLAG_NEEDS_CHILD_BOUND_ON_ADD
Date: Wed, 22 Sep 2021 14:52:57 +0200	[thread overview]
Message-ID: <YUsnKX1pYc9K8f95@lunn.ch> (raw)
In-Reply-To: <CAGETcx9YPZ3nSF7ghjiaALa_DMJXqkR45-VL5SA+xT_jd7V+zQ@mail.gmail.com>

> That goes back to Rafael's reply (and I agree):
> 
> "Also if the probe has already started, it may still return
> -EPROBE_DEFER at any time in theory, so as a rule the dependency is
> actually known to be satisfied when the probe has successfully
> completed."
> 
> So waiting for the probe to finish is the right behavior/intentional
> for fw_devlink.

But differs to how things actually work in the driver model. The
driver model does not care if a driver has finished probing, you can
use a resource as soon as it is registered. Hence this whole
problem/discussion.

	Andrew

  reply	other threads:[~2021-09-22 12:53 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-15 17:09 [PATCH v3 0/3] fw_devlink bug fixes Saravana Kannan
2021-09-15 17:09 ` [PATCH v3 1/3] driver core: fw_devlink: Improve handling of cyclic dependencies Saravana Kannan
2021-09-18 14:38   ` Rafael J. Wysocki
2021-09-15 17:09 ` [PATCH v3 2/3] driver core: fw_devlink: Add support for FWNODE_FLAG_NEEDS_CHILD_BOUND_ON_ADD Saravana Kannan
2021-09-18 15:03   ` Rafael J. Wysocki
2021-09-19  1:16     ` Andrew Lunn
2021-09-19  6:41       ` Greg Kroah-Hartman
2021-09-21 16:15       ` Greg Kroah-Hartman
2021-09-21 16:35         ` Rafael J. Wysocki
2021-09-21 17:56           ` Andrew Lunn
2021-09-21 18:56             ` Rafael J. Wysocki
2021-09-21 19:50               ` Andrew Lunn
2021-09-21 20:07                 ` Saravana Kannan
2021-09-21 21:02                   ` Andrew Lunn
2021-09-21 21:54                     ` Saravana Kannan
2021-09-21 22:04                       ` Andrew Lunn
2021-09-21 22:26                         ` Saravana Kannan
2021-09-22  0:45                           ` Andrew Lunn
2021-09-22  1:00                             ` Saravana Kannan
2021-09-22 12:52                               ` Andrew Lunn [this message]
2021-09-23 12:48                   ` Rafael J. Wysocki
2021-09-15 17:09 ` [PATCH v3 3/3] net: mdiobus: Set FWNODE_FLAG_NEEDS_CHILD_BOUND_ON_ADD for mdiobus parents Saravana Kannan
2021-09-23 17:30 ` [PATCH v3 0/3] fw_devlink bug fixes Greg Kroah-Hartman
2021-09-23 19:44   ` Vladimir Oltean
2021-09-24  6:09     ` Greg Kroah-Hartman
2021-09-23 22:28 ` Florian Fainelli

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=YUsnKX1pYc9K8f95@lunn.ch \
    --to=andrew@lunn.ch \
    --cc=davem@davemloft.net \
    --cc=geert@linux-m68k.org \
    --cc=gregkh@linuxfoundation.org \
    --cc=hkallweit1@gmail.com \
    --cc=kernel-team@android.com \
    --cc=kuba@kernel.org \
    --cc=lenb@kernel.org \
    --cc=linux-acpi@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=netdev@vger.kernel.org \
    --cc=olteanv@gmail.com \
    --cc=rafael@kernel.org \
    --cc=saravanak@google.com \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.