Quoting Richard Guy Briggs (rgb(a)redhat.com):
 On 2017-08-24 11:03, Serge E. Hallyn wrote:
 > Quoting Richard Guy Briggs (rgb(a)redhat.com):
 > > Introduce macros cap_gained, cap_grew, cap_full to make the use of the
 > > negation of is_subset() easier to read and analyse.
 > > 
 > > Signed-off-by: Richard Guy Briggs <rgb(a)redhat.com>
 > > ---
 > >  security/commoncap.c |   16 ++++++++++------
 > >  1 files changed, 10 insertions(+), 6 deletions(-)
 > > 
 > > diff --git a/security/commoncap.c b/security/commoncap.c
 > > index b7fbf77..6f05ec0 100644
 > > --- a/security/commoncap.c
 > > +++ b/security/commoncap.c
 > > @@ -513,6 +513,12 @@ void handle_privileged_root(struct linux_binprm *bprm,
bool has_cap, bool *effec
 > >  		*effective = true;
 > >  }
 > >  
 > 
 > It's subjective and so might be just me, but I think I'd find it easier
 > to read if it was cap_gained(source, target, field) and cap_grew(cred, source,
target)
 
 In more than one place, I wanted to put the parameter that I was trying
 to read aloud closest to the function name to make reading it flow
 better, leaving the parameters less critical to comprehension towards
 the end. 
And I see that in the final patch it looks nicer the way you have it.
 > This looks correct though, so either way
 > 
 > Reviewed-by: Serge Hallyn <serge(a)hallyn.com>
 
 Thanks.  Did you want to put this through, or send it through Paul's
 audit tree? 
If Paul's around I'm happy to have it go through his tree.
thanks,
-serge