Re: [PATCH 1/2] New system call, unshare

[Avi Kivity]

Alan Cox wrote:

> On Llu, 2005-08-08 at 09:33 -0400, Janak Desai wrote:
>  
>
> > [PATCH 1/2] unshare system call: System Call handler function sys_unshare
> >    
>
>
> Given the complexity of the kernel code involved and the obscurity of
> the functionality why not just do another clone() in userspace to
> unshare the things you want to unshare and then _exit the parent ?
>
>  
suppose somebody wait()s for the parent? you've turned a synchronous 
operation into an asynchronous one.
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