linux-kernel - Re: [PATCH 1/3] md: Remove deprecated CONFIG_MD

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Message-ID: <CAMuHMdWvo5ggC31Ukd8+sLC1jyqcXw=T-tVDtwdLqRg87HwvCQ@mail.gmail.com>
Date: Fri, 12 Jan 2024 19:27:40 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Christoph Hellwig <hch@....de>
Cc: Song Liu <song@...nel.org>, linux-raid@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-block@...r.kernel.org, 
	Jens Axboe <axboe@...nel.dk>, Neil Brown <neilb@...e.de>, Guoqing Jiang <guoqing.jiang@...ux.dev>, 
	Mateusz Grzonka <mateusz.grzonka@...el.com>, Jes Sorensen <jes@...ined-monkey.org>
Subject: Re: [PATCH 1/3] md: Remove deprecated CONFIG_MD_LINEAR

Hi Christoph,

On Fri, Jan 12, 2024 at 6:10 PM Christoph Hellwig <hch@....de> wrote:
> On Fri, Jan 12, 2024 at 09:08:04AM -0800, Song Liu wrote:
> > Thanks for the heads-up. I honestly don't know about this use case.
> > Where can I find/get more information about it?
>
> What NAS uses md linear?

No idea, I was just wondering....
Lots of NASes sold support JBOD (yes, I know I should not use anything
that lacks mirroring for data I care about ;-)

> Either way you can always set up a dm-linear table to get at the
> data.

If dm-linear offers the same functionality, I have no objection.

Note to self: learn about the difference between dm and md, finally...

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68korg

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds