Re: [PATCH 24/32] vfs: syscall: Add fsopen() to prepare for superblock creation [ver #9]

Thu, 12 Jul 2018 16:50:45 -0700 


> On Jul 12, 2018, at 4:35 PM, David Howells <[email protected]> wrote:
> 
> Andy Lutomirski <[email protected]> wrote:
> 
>> I tend to think that this *should* fail using the new API.  The semantics of
>> the second mount request are bizarre at best.
> 
> You still have to support existing behaviour lest you break userspace.
> 

I assume the existing behavior is that a bind mount is created?  If so, the new 
mount(8) tool could do it in user code.

























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