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

From: Artem Bityutskiy
Date: Fri Jun 29 2012 - 09:47:29 EST


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@xxxxxxxxx>

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 :-)

--
Best Regards,
Artem Bityutskiy

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