Re: [PATCH] unshare: Cleanup up the sys_unshare interface before weare committed.

[Eric W. Biederman]

"Albert Cahalan" <acahalan@xxxxxxxxx> writes:

> The unshare() syscall is in fact a clone() syscall minus one
> CLONE_* flag that is normally implied: CLONE_TASK_STRUCT.
> (conceptually -- it has no name because it is always implied)
>
> We already have one flag with inverted action: CLONE_NEWNS.
> Adding another such flag (for the task struct) makes sense.
> The new system call is thus not needed at all.
>
> Suggested names: CLONE_NO_TASK, CLONE_SAMETASK, CLONE_SHARETASK

The practical issue there is that even in the best case the implementations
are enough different that it probably would not make a lot of sense.

Eric

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