Re: [PATCH -mm 0/7] execns syscall and user namespace

[Arjan van de Ven]

On Tue, 2006-07-11 at 09:50 +0200, Cedric Le Goater wrote:
> Hello !
> 
> The following patchset adds the user namespace and a new syscall execns.
> 
> The user namespace will allow a process to unshare its user_struct table,
> resetting at the same time its own user_struct and all the associated
> accounting.
> 
> The purpose of execns is to make sure that a process unsharing a namespace
> is free from any reference in the previous namespace. the execve() semantic
> seems to be the best candidate as it already flushes the previous process
> context.
> 
> Thanks for reviewing, sharing, flaming !

how does this interact with the unshare() syscall ?
can the unshare syscall be rigged up such that you have the same effect?


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