linux-kernel - Re: [PATCH 5/5] fix rootfstype=tmpfs

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Date:   Thu, 9 Nov 2023 10:42:44 -0600
From:   Rob Landley <rob@...dley.net>
To:     Stefan Berger <stefanb@...ux.ibm.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>
Subject: Re: [PATCH 5/5] fix rootfstype=tmpfs

On 11/8/23 16:05, Stefan Berger wrote:
> On 11/1/23 09:10, Stefan Berger wrote:
>> On 2/21/23 16:04, Rob Landley wrote:
>>> Wire up rootfstype=tmpfs to force rootfs to be tmpfs even when you 
>>> specify root=
>>>
>>> Initramfs automatically uses tmpfs (if available) when you DON'T 
>>> specify a
>>> root= fallback root to mount over initramfs, but some people can't NOT do
> 
> can't NOT -> cannot

The double negative was intentional for emphasis, hence the capitalization. They
are unable to refrain from doing. "Could you just... not do that?" "No, I cannot
not do that."

But if you want to phrase it differently, go ahead.

>>> that for some reason (old bootloaders), so let rootfstype=tmpfs 
>>> override it.
>>>
>>> My original code tried to do this 10 years ago but got the test wrong,
>>> and nobody's corrected it since, so here you go...
> 
> I think this sentence can be dropped.

If you like.

>>>
>>> Signed-off-by: Rob Landley <rob@...dley.net>
>> 
>> I would like to be able to have this for some work with OpenBMC and 
>> ideally it would propagate to one of the recent kernels with a Fixes tag 
>> like this? 
> 
> Can you repost this patch or should I do it?

They're more likely to listen to you.

Rob
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