linux-kernel - Re: [PATCH 3/3] mtdblock: Warn if the added for a NAND device

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Date:   Tue, 17 Aug 2021 18:49:13 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Ezequiel Garcia <ezequiel@...guardiasur.com.ar>
Cc:     Ezequiel Garcia <ezequiel@...labora.com>,
        linux-mtd <linux-mtd@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>
Subject: Re: [PATCH 3/3] mtdblock: Warn if the added for a NAND device

Hi Ezequiel,

Ezequiel Garcia <ezequiel@...guardiasur.com.ar> wrote on Tue, 17 Aug
2021 13:27:54 -0300:

> Bonjour Miquel,
> 
> On Fri, 6 Aug 2021 at 17:05, Miquel Raynal <miquel.raynal@...tlin.com> wrote:
> >
> > On Sun, 2021-08-01 at 23:45:09 UTC, Ezequiel Garcia wrote:
> > > There is a surprisingly large number of tutorials
> > > that suggest using mtdblock to mount SquashFS filesystems
> > > on flash devices, including NAND devices.
> > >
> > > This approach is suboptimal than using UBI. If the flash device
> > > is NAND, this is specially true, due to wear leveling, bit-flips and
> > > badblocks. In this case UBI is strongly preferred, so be nice to users
> > > and print a warning suggesting to consider UBI block, if mtdblock
> > > is added for a NAND device.
> > >
> > > Signed-off-by: Ezequiel Garcia <ezequiel@...labora.com>
> >
> > Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.
> >
> 
> Any chance you respin this one?
> 
> It appears somehow this made its way to the patch:
> "Untracked files not listed" sorry about that -- could you remove it?

Yeah no problem about that, it happens ;)

> While there, you can fix the typo in the commit title:
> "mtdblock: Warn if the added for a NAND device" -> "mtdblock: Warn if
> added for a NAND device"

Done as well.

Cheers!
Miquèl