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Date: Wed, 21 Feb 2024 12:00:56 +0100
From: Greg KH <gregkh@linuxfoundation.org>
To: max.oss.09@gmail.com
Cc: stable@vger.kernel.org, patches@lists.linux.dev, s.hauer@pengutronix.de,
	han.xu@nxp.com, tomasz.mon@camlingroup.com, richard@nod.at,
	tharvey@gateworks.com, linux-mtd@lists.infradead.org,
	Max Krummenacher <max.krummenacher@toradex.com>
Subject: Re: [regression 5.4.y][RFC][PATCH 0/1]  mtd: rawnand: gpmi:
 busy_timeout_cycles
Message-ID: <2024022151-tinker-sprang-5fa2@gregkh>
References: <20240207174911.870822-1-max.oss.09@gmail.com>
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In-Reply-To: <20240207174911.870822-1-max.oss.09@gmail.com>

On Wed, Feb 07, 2024 at 06:49:10PM +0100, max.oss.09@gmail.com wrote:
> From: Max Krummenacher <max.krummenacher@toradex.com>
> 
> Hello
> 
> With the backported commit e09ff743e30b ("mtd: rawnand: gpmi: Set
> WAIT_FOR_READY timeout based on program/erase times") in kernel 5.4.y
> I see corruption of the NAND content during kernel boot.
> Reverting said commit on top of current 5.4.y fixes the issue.
> 
> It seems that the commit relies on commit 71c76f56b97c ("mtd:
> rawnand: gpmi: Fix setting busy timeout setting"), but its
> backport got reverted.
> One should either backport both commits or none, having only one
> results in potential bugs.
> 
> I've seen it in 5.4.y, however in 5.10.y and 5.15.y there one of
> the two backports is also reverted and likely the same regression
> exists.
> 
> Any comments?
> 
> Max
> 
> Max Krummenacher (1):
>   Revert "Revert "mtd: rawnand: gpmi: Fix setting busy timeout setting""
> 
>  drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> -- 
> 2.42.0
> 
> 

Now queeud up, thanks.

greg k-h