linux-kernel - Re: 2.6.0-test3-mm1 and rootflags

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Message-ID: <bacecf9e-b47e-4a8b-0e36-1004a9711cc3@infradead.org>
Date:   Tue, 29 Jun 2021 12:23:11 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Greg Depoire--Ferrer <greg.depoire@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: 2.6.0-test3-mm1 and rootflags

On 6/29/21 10:20 AM, Greg Depoire--Ferrer wrote:
> Hello.
> 
> I configure my kernel to boot without an initrd, with "rw root=PARTUUID=...
> rootflags=...". I would like the kernel to mount my root partition with
> MS_NOATIME but it is currently not possible without using an initrd that
> remounts the root partition with the new flags, as was described in this
> thread.
> 
> Because the kernel already supports setting filesystem dependent flags, I think
> it would make sense for it to also support setting filesystem independent flags.
> Also, there is the issue of flags that can't be reset later by initrd (see the
> previous messages).
> 
> In reply to this message, there is a patch that implements what was suggested,
> adding a 'rootopts=' parameter that takes a bitmap value for the mount flags.
> 
> It's my first time using a mailing list. I'm not sure if you're supposed to
> reply to very old messages like this one or create a new thread instead. Sorry
> if I did something wrong.

Hi,

It would be better to start a new email thread and include a link to
the previous discussion. E.g.:

Reference: or Link: https://lore.kernel.org/lkml/200308121855.h7CIt6St002437@turing-police.cc.vt.edu/

and also Cc: any interested parties.


thanks.
-- 
~Randy