linux-kernel - Re: [PATCH 4/5] mtd: rawnand: qcom: update BBT related flags

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Date:   Wed, 18 Jul 2018 23:15:26 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Abhishek Sahu <absahu@...eaurora.org>
Cc:     Boris Brezillon <boris.brezillon@...tlin.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Richard Weinberger <richard@....at>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mtd@...ts.infradead.org, Andy Gross <andy.gross@...aro.org>
Subject: Re: [PATCH 4/5] mtd: rawnand: qcom: update BBT related flags

Hi Abhishek,

Abhishek Sahu <absahu@...eaurora.org> wrote on Fri,  6 Jul 2018
13:21:58 +0530:

> Remove the NAND_SKIP_BBTSCAN to use RAM based BBT.

Unless I am understanding it the wrong way, NAND_SKIP_BBTSCAN will skip
the scan of the on-chip BBT and will scan every block to construct a
RAM, based BBT thanks to the BBM.

So flash based BBT is already unused and removing this flag is a
mistake, right?

> Flash based BBT is not used since bootloaders
> doesn't have support for the same.
> 
> Signed-off-by: Abhishek Sahu <absahu@...eaurora.org>
> ---

Thanks,
Miquèl