On Tue, Feb 09, 2010 at 03:25:59PM +0000, Stephane Chazelas wrote:
> Hiya,
>
> [context: util-linux 2.16-1ubuntu5 on Ubuntu 9.10, 2.6.31-17-generic]
>
> I can see mount(8) states:
>
> Note that the filesystem mount options will
> remain the same as those on the original mount
> point, and cannot be changed by passing the -o
> option along with --bind/--rbind.
>
>
> However, one can do for instance:
>
> mount --bind /here /there
> mount -o remount,noexec /there
>
> And that works (without affecting /here).
>
> Maybe that would be worth documenting
done:
commit 1f06c70d9cfc4c5cdfc0e58758cda13e58e66c26
Author: Karel Zak <kzak@xxxxxxxxxx>
Date: Wed Nov 18 16:11:01 2009 +0100
mount: add a note about bind-dir remounts
>, or better, "mount" could
> be changed so that one can do it in a single step with:
>
> mount --bind -o noexec /here /there
this is unsupported by kernel, the "remount" and "bind" are two
different operations.
Karel
--
Karel Zak <kzak@xxxxxxxxxx>
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