Alex Riesen <raa.lkml@gmail.com> writes:

quoted text
> Michael Gebetsroither, Mon, Oct 15, 2007 02:46:11 +0200:
>> > - it is the only OS in the world with multi-root (/a/b/c and /a/b/c
>> >   can be not the same, depending on what current "drive" is) and
>> >   multi-cwd, which hasn't had formed itself into a problem yet, but
>> >   surely will
>> 
>> Thats true for linux too.
>> /a/b/c and /a/b/c can be 2 totally different files depending on the vfs
>> namespace you are one.
>
> No it is not. A process will always see the same filesystem object
> under the same path at the any given time (IOW, you can't have many
> namespaces active at the same time).

dak@lola:/home/tmp/emacs$ mkdir -p /tmp/a/b
dak@lola:/home/tmp/emacs$ cd /tmp/a/b
dak@lola:/tmp/a/b$ sudo mount --bind /usr /tmp/a
Password:
dak@lola:/tmp/a/b$ command pwd
/tmp/a/b
dak@lola:/tmp/a/b$ ls -l
total 0
dak@lola:/tmp/a/b$ ls -l /tmp/a/b
ls: /tmp/a/b: No such file or directory
dak@lola:/tmp/a/b$ 

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum
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