Re: [RFC] shared subtrees

[Mike Waychison <Michael.Waychison@Sun.COM>]

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J. Bruce Fields wrote:
> On Tue, Jan 25, 2005 at 04:47:04PM -0500, Mike Waychison wrote:
> 
>>Although Al hasn't explicitly defined the semantics for mount
>>- --make-shared, I think the idea is that 'only' that mountpoint becomes
>>tagged as shared (becomes a member of a p-node of size 1).
> 
> 
> On Thu, Jan 13, 2005 at 10:18:51PM +0000, Al Viro wrote:
> 
>>	* we can mark a subtree sharable.  Every vfsmount in the subtree
>>that is not already in some p-node gets a single-element p-node of its
>>own.
> 
> 
> Also, note that mount automatically sets up propagation that mirrors
> that of the mounted on vfsmount, so by default new mounts anywhere in
> the subtree will also be tagged as shared.
> 

Why not simply call this --make-rshared and keep --make-shared only
share a single mount then?

- --
Mike Waychison
Sun Microsystems, Inc.
1 (650) 352-5299 voice
1 (416) 202-8336 voice

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