From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: Direct writing to the IDE on panic?
Date: Fri, 14 Apr 2006 15:52:07 +0100 [thread overview]
Message-ID: <1145026327.17531.24.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.58.0604141023240.11098@gandalf.stny.rr.com>
On Gwe, 2006-04-14 at 10:27 -0400, Steven Rostedt wrote:
> Nice point. But fortunately, this is for a custom application running on
> an embedded device, such that the data that is on another part of the disk
> (which btw is an IDE flash) is just the application and the rest of the
> OS. So, although a bad write to the disk will cause much more work, it
> wont destroy data that cant be replaced.
If you know the controller as well then you are correct in assuming the
code to do the dump is very simple indeed providing you stick to PIO,
especially if you know the set up is already done before crash
next prev parent reply other threads:[~2006-04-14 14:43 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-13 13:55 Steven Rostedt
2006-04-14 14:28 ` Alan Cox
2006-04-14 14:27 ` Steven Rostedt
2006-04-14 14:52 ` Alan Cox [this message]
2006-04-14 14:54 ` Steven Rostedt
2006-04-14 15:52 ` Randy.Dunlap
2006-04-15 15:05 ` Steven Rostedt
2006-04-15 16:45 ` Randy.Dunlap
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