From: Andrew Morton <akpm@linux-foundation.org>
To: "Joakim Tjernlund" <Joakim.Tjernlund@transmode.se>
Cc: haokexin@gmail.com, akorolev@infradead.org, nico@cam.org,
joern@logfs.org, linux-mtd@lists.infradead.org,
dwmw2@infradead.org
Subject: Re: [PATCH] Fix of broken state in CFI driver caused by FL_SHUTDOWN
Date: Wed, 9 Apr 2008 16:01:05 -0700 [thread overview]
Message-ID: <20080409160105.cd5b9d50.akpm@linux-foundation.org> (raw)
In-Reply-To: <009801c89a95$09ae4680$1d0ad380$@Tjernlund@transmode.se>
On Thu, 10 Apr 2008 00:57:07 +0200
"Joakim Tjernlund" <Joakim.Tjernlund@transmode.se> wrote:
> > -----Original Message-----
> > From: linux-mtd-bounces@lists.infradead.org [mailto:linux-mtd-bounces@lists.infradead.org] On Behalf
> > Of Alexey Korolev
> > Sent: den 4 april 2008 14:22
> > To: J__rn Engel
> > Cc: nico@cam.org; haokexin@gmail.com; dwmw2@infradead.org; akpm@linux-foundation.org; linux-
> > mtd@lists.infradead.org
> > Subject: Re: [PATCH] Fix of broken state in CFI driver caused by FL_SHUTDOWN
> >
> > Hi
> >
> >
> > CFI driver in 2.6.24 kernel is broken. Not so intensive read/write operations cause incomplete writes
> > which lead to kernel panics in JFFS2.
> > We investigated the issue - it is caused by bug in FL_SHUTDOWN parsing code. Sometimes chip returns -
> > EIO as if it is in FL_SHUTDOWN state when it should wait in FL_PONT (error in order of conditions).
> >
> > The following patch fixes the bug in state parsing code of CFI.
> > Also I've added comments to notify developers if they want to add new case in future.
> > Please include it.
> >
> > Signed-off-by: Alexey Korolev <akorolev@infradead.org>
> > Reviewed-By: Joern Engel <joern@logfs.org>
>
> Acked-By: Joakim Tjernlund <Joakim.Tjenrlund@transmode.se>
>
> Guys, I think you should sent this directly to Linus as David seems
> unavailable ATM. It should really go into 2.6.25
>
I don't have a copy of the patch.
next prev parent reply other threads:[~2008-04-09 23:01 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-04 9:06 [PATCH] Fix of broken state in CFI driver caused by FL_SHUTDOWN Alexey Korolev
2008-04-04 9:34 ` Jörn Engel
2008-04-04 12:10 ` Alexey Korolev
2008-04-04 12:21 ` Alexey Korolev
2008-04-05 3:46 ` Kevin Hao
2008-04-09 22:57 ` Joakim Tjernlund
2008-04-09 23:01 ` Andrew Morton [this message]
[not found] ` <009801c89a95$09ae4680$1d0ad380$%Tjernlund@transmode.se>
2008-04-09 23:02 ` Nicolas Pitre
2008-04-09 23:08 ` Joakim Tjernlund
2008-04-10 16:57 ` Alexey Korolev
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