Re: [PATCH tip/core/rcu 2/3] rcu: Add designated reviewers for RCU

["Paul E. McKenney" <paulmck@linux.vnet.ibm.com>]

On Tue, Jul 08, 2014 at 11:06:24AM -0700, Joe Perches wrote:
> On Tue, 2014-07-08 at 10:09 +0200, Peter Zijlstra wrote:
> > On Mon, Jul 07, 2014 at 03:42:03PM -0700, Paul E. McKenney wrote:
> > >  MAINTAINERS | 8 ++++++++
> > >  1 file changed, 8 insertions(+)
> > > 
> > > diff --git a/MAINTAINERS b/MAINTAINERS
> > > index 1814075c0e74..92f2bf91eec1 100644
> > > --- a/MAINTAINERS
> > > +++ b/MAINTAINERS
> > > @@ -7405,6 +7405,9 @@ F:	kernel/rcu/torture.c
> > >  
> > >  RCUTORTURE TEST FRAMEWORK
> > >  M:	"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
> > > +R:	Steven Rostedt <rostedt@goodmis.org>
> > > +R:	Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
> > > +R:	Lai Jiangshan <laijs@cn.fujitsu.com>
> > >  L:	linux-kernel@vger.kernel.org
> > >  S:	Supported
> > >  T:	git git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
> > 
> > OK,.. so if we're going to do this can we talk about the syntax here.
> > 
> > I would like to also use this for SCHED and PERF, but since both are
> > rather big I would like to be able to subdivide things. Now I could of
> > course go create many MAINTAINER sections, but that feels artificial.
> > 
> > So I would like to be able to write:
> > 
> > SCHEDULER:
> > ...
> > R:   Steven Rostedt <rostedt@goodmis.org> (kernel/sched/rt.c)
> > R:   Juri Lelli <juri.lelli@gmail.com>    (kernel/sched/deadline.c)
> > 
> > or something like that. And here I've already done concessions in that
> > the above is machine readable. Ideally I'd be able to say things like:
> > 'for sched and numa related things' add 'rik and mel'.
> > 
> > Hmm, maybe we can look at the patch subject tag like: sched/numa or
> > sched/rt or sched/deadline etc.. instead of the files touched.
> 
> I think it's best to use separate sections.
> 
> The parsing logic in get_maintainers is already ugly enough.

OK, here is a basic change.  Hey, I figure that if you weren't desperately
in need of entertainment, you would not have asked me to hack a perl script!

							Thanx, Paul

------------------------------------------------------------------------

scripts: Teach get_maintainer.pl about the new "R:" tag

We can now designate reviewers in the MAINTAINERS file with the new
"R:" tag, so this commit teaches get_maintainers.pl to add their
email addresses.

Reported-by: Joe Perches <joe@perches.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index 41987885bd31..03785ce7b5b6 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -536,7 +536,7 @@ sub range_has_maintainer {
 	if ($line =~ m/^(\C):\s*(.*)/) {
 	    my $type = $1;
 	    my $value = $2;
-	    if ($type eq 'M') {
+	    if ($type eq 'M' || $type eq 'R') {
 		return 1;
 	    }
 	}
@@ -1047,7 +1047,7 @@ sub add_categories {
 			}
 		    }
 		}
-	    } elsif ($ptype eq "M") {
+	    } elsif ($ptype eq "M" || $ptype eq "R") {
 		my ($name, $address) = parse_email($pvalue);
 		if ($name eq "") {
 		    if ($i > 0) {
@@ -1062,7 +1062,11 @@ sub add_categories {
 		}
 		if ($email_maintainer) {
 		    my $role = get_maintainer_role($i);
-		    push_email_addresses($pvalue, $role);
+		    if ($ptype eq "M") {
+		      push_email_addresses($pvalue, $role);
+		    } else {
+		      push_email_addresses($pvalue, "designated reviewer");
+		    }
 		}
 	    } elsif ($ptype eq "T") {
 		push(@scm, $pvalue);