Re: [PATCH] unshare: Cleanup up the sys_unshare interface before weare committed.
From: Andrew Morton
Date: Thu Mar 16 2006 - 15:34:32 EST
ebiederm@xxxxxxxxxxxx (Eric W. Biederman) wrote:
> Since we have not crossed the magic 2.6.16 line can we please
> include this patch. My apologies for catching this so late in the
> - Error if we are passed any flags we don't expect.
> This preserves forward compatibility so programs that use new flags that
> run on old kernels will fail instead of silently doing the wrong thing.
> - Use separate defines from sys_clone.
> sys_unshare can't implement half of the clone flags under any circumstances
> and those that it does implement have subtlely different semantics than
> the clone flags. Using a different set of flags sets the
> expectation that things will be different.
iirc there was some discussion about this and it was explicitly decided to
keep the CLONE flags.
Maybe Janak or Linus can comment?
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