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From: Jarod Wilson <jwilson@redhat.com>
To: Stefan Richter <stefanr@s5r6.in-berlin.de>
Cc: linux1394-devel@lists.sourceforge.net,
	"Kristian Høgsberg" <krh@redhat.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] firewire: fail open() quickly if the node doesn't exist anymore
Date: Mon, 28 Jan 2008 17:32:03 -0500	[thread overview]
Message-ID: <200801281732.03912.jwilson@redhat.com> (raw)
In-Reply-To: <tkrat.340b4530dff1f75a@s5r6.in-berlin.de>

On Sunday 27 January 2008 12:21:56 pm Stefan Richter wrote:
> Scenario:  Process A keeps the character device file of node N open.
> N is being unplugged.  File /dev/fwN won't be destroyed as long as A
> doesn't close it.  Now, process B opens /dev/fwN as well.  Previously
> it would succeed but be unable to do any IO on it of course.  With this
> patch, process B's open() will fail immediately with -ENODEV.
>
> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

Makes perfect sense to me, no problems with it in cursory testing.

Signed-off-by: Jarod Wilson <jwilson@redhat.com>

-- 
Jarod Wilson
jwilson@redhat.com

  reply	other threads:[~2008-01-28 22:32 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-27  0:05 [PATCH] firewire: fix "kobject_add failed for fw* with -EEXIST" Stefan Richter
2008-01-27 17:20 ` [PATCH update] " Stefan Richter
2008-01-27 17:21   ` [PATCH] firewire: fail open() quickly if the node doesn't exist anymore Stefan Richter
2008-01-28 22:32     ` Jarod Wilson [this message]
2008-01-28 23:50       ` Stefan Richter
2008-01-28 16:48   ` [PATCH update] firewire: fix "kobject_add failed for fw* with -EEXIST" Jarod Wilson
2008-01-28 18:54     ` Stefan Richter
2008-01-28 22:24       ` Jarod Wilson
2008-01-28 19:16     ` Stefan Richter
2008-01-28 23:31       ` Stefan Richter
2008-02-02 14:01         ` [PATCH update 2] " Stefan Richter
2008-01-28 22:30   ` [PATCH update] " Jarod Wilson

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