Re: [PATCH] 2.4.8-pre3 fsync entire path (+reiserfs fsync semantic

[Alexander Viro]

On Sat, 4 Aug 2001, Chris Wedgwood wrote:

> On Fri, Aug 03, 2001 at 07:41:40PM -0400, Alexander Viro wrote:
> 
>     file->f_cred. Different people opening the same file can have
>     different credentials (e.g. credentials can be revoked)
> 
> Sure, but if I
> 
>         f = open("/home/viro/file", ... );
>         fsync(f);
> 
> I only have creds for 'file' --- I have no such thing for 'viro' or
> 'home', so I can't do anything sensible here.

Credentials are about "I'm foo", not "I'm allowed to do this with that".
Server decides what you can do.