linux-kernel - Re: A Plumber’s Wish List for Linux

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Message-ID: <CAPXgP11K4_eVn4_emEYVzCVUsm-BXDyStk7DnDmFpMTL=404Gg@mail.gmail.com>
Date:	Fri, 7 Oct 2011 14:46:23 +0200
From:	Kay Sievers <kay.sievers@...y.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	linux-kernel@...r.kernel.org, lennart@...ttering.net,
	harald@...hat.com, david@...ar.dk, greg@...ah.com
Subject: Re: A Plumber’s Wish List for Linux

[]sorry, need to resend. I tried to reply with the cell phone but it bounces]

On Fri, Oct 7, 2011 at 12:38, Alan Cox <alan@...rguk.ukuu.org.uk> wrote:
> On Fri, 7 Oct 2011 12:28:46 +0200 Kay Sievers <kay.sievers@...y.org> wrote:
>
>> What do you mean would be ugly?
>
> I have an ext4fs. It supports every possible file name allowed by POSIX
> and SuS. What name are you going to use for your 'hidden directory' that
> won't clash with a real file ?

Ah, no. The label on FAT (similar on NTFS) are 'magic entries' in the
root dir list, not a real file in the root dir.

We need kernel support for changing a mounted fs, because, unlike
ext4, the blocks containing the strings are inside the fs, which the
kernel might change any time.

Kay
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