From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Aaro Koskinen <aaro.koskinen@nsn.com>
Cc: "Hans J. Koch" <hjk@hansjkoch.de>,
linux-kernel@vger.kernel.org,
Michal Simek <michal.simek@xilinx.com>
Subject: Re: [PATCH] uio: fix devm_request_irq usage
Date: Fri, 20 Dec 2013 08:49:13 -0800 [thread overview]
Message-ID: <20131220164913.GA29422@kroah.com> (raw)
In-Reply-To: <1387549187-10068-1-git-send-email-aaro.koskinen@nsn.com>
On Fri, Dec 20, 2013 at 04:19:47PM +0200, Aaro Koskinen wrote:
> Commit e6789cd3dfb553077606ccafeb05e0043f072481 (uio: Simplify uio error
> path by using devres functions) converted uio to use devm_request_irq().
> This introduced a change in behaviour since the IRQ is associated with
> the parent device instead of the created UIO device. The IRQ will remain
> active after uio_unregister_device() is called, and some drivers will
> crash because of this. The patch fixes this.
What drivers crash because of this? Any in-kernel drivers?
thanks,
greg k-h
next prev parent reply other threads:[~2013-12-20 16:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-20 14:19 [PATCH] uio: fix devm_request_irq usage Aaro Koskinen
2013-12-20 16:49 ` Greg Kroah-Hartman [this message]
2013-12-20 18:01 ` Aaro Koskinen
2013-12-20 18:56 ` Greg Kroah-Hartman
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=20131220164913.GA29422@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=aaro.koskinen@nsn.com \
--cc=hjk@hansjkoch.de \
--cc=linux-kernel@vger.kernel.org \
--cc=michal.simek@xilinx.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox