linux-kernel - Re: [PATCH] UBI: Change the default percentage of reserved PEB

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Date:	Mon, 16 Jul 2012 09:31:18 +0300
From:	Artem Bityutskiy <dedekind1@...il.com>
To:	Richard Genoud <richard.genoud@...il.com>
Cc:	linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] UBI: Change the default percentage of reserved PEB

On Fri, 2012-06-29 at 16:51 +0300, Artem Bityutskiy wrote:
> On Fri, 2012-06-29 at 08:57 +0200, Richard Genoud wrote:
> > The actual value (1%) is too low for actual NAND devices, a huge
> > majority of device has 2% maximum bad blocks (SLC or MLC).
> > (Actually it's 20 blocks on a 1024 blocks device, 40/2048...)
> > 
> > Signed-off-by: Richard Genoud <richard.genoud@...il.com>
> 
> Thanks. But I'd like to wait a bit - Shmulik's point is fair and the
> current way UBI reserves PEBs is probably not the right thing to do. If
> we are going to change it, I'd like to have this patch to go together
> with that change. Just because it is better to change the default
> behavior once, than 2 times, to possibly upset/surprise users less
> times :-)

Pushed to linux-ubi.git, thanks!

-- 
Best Regards,
Artem Bityutskiy

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