Re: nouveau lockdep splat

[Joe Perches <joe@perches.com>]

On Wed, 2013-03-06 at 12:31 -0700, Stephen Warren wrote:
> On 03/06/2013 12:14 PM, Marcin Slusarz wrote:
> > On Wed, Mar 06, 2013 at 01:04:29AM +0100, Borislav Petkov wrote:
> >> On Tue, Mar 05, 2013 at 05:30:52PM +0100, Lucas Stach wrote:
> >>> Dropping Tegra ML, it's not the place where Nouveau mails should go.
> >>
> >> $ ./scripts/get_maintainer.pl -f drivers/gpu/drm/nouveau/nv50_display.c
> >> ...
> >> linux-tegra@vger.kernel.org (open list:TEGRA SUPPORT)
> >>
> >> Maybe get_maintainer.pl patterns need correction...
> > 
> > That's new feature (introduced in commit eb90d0855b75f8 "get_maintainer: allow
> > keywords to match filenames") of get_maintainer.pl which now can look at file
> > contents...
> 
> get_maintainer.pl could always look at file contents IIRC. The change
> was that I added keyword "tegra" to the Tegra section that now matches
> this file's contents.
> 
> ./scripts/get_maintainer.pl -f drivers/gpu/drm/nouveau
> 
> ... might be a better invocation, although perhaps I should add an
> explicit exclusion for "nouveau" to the Tegra section in MAINTAINERS.

Another option might be avoid overloading the "K:"
entry and use a different letter for the file name
pattern match (maybe "N") and avoid looking for
tegra in the file or patch without another specific
"K:" keyword match.

Maybe:
---
 MAINTAINERS               | 10 +++++++---
 scripts/get_maintainer.pl |  2 +-
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/MAINTAINERS b/MAINTAINERS
index e95b1e9..76e0223 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -96,10 +96,14 @@ Descriptions of section entries:
 	   F:	net/
 	   X:	net/ipv6/
 	   matches all files in and below net excluding net/ipv6/
+	N: Filename wildcard pattern match, for instance:
+	   N:	(?i)[^a-z]tegra
+	   matches any filename with case insensitive "tegra" but not
+	   any other word like integrate
 	K: Keyword perl extended regex pattern to match content in a
-	   patch or file, or an affected filename.  For instance:
+	   patch or file.  For instance:
 	   K: of_get_profile
-	      matches patch or file content, or filenames, that contain
+	      matches patch or file content, that contain
 	      "of_get_profile"
 	   K: \b(printk|pr_(info|err))\b
 	      matches patch or file content, or filenames, that contain one or
@@ -7866,7 +7870,7 @@ L:	linux-tegra@vger.kernel.org
 Q:	http://patchwork.ozlabs.org/project/linux-tegra/list/
 T:	git
git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra.git
 S:	Supported
-K:	(?i)[^a-z]tegra
+N:	(?i)[^a-z]tegra
 
 TEHUTI ETHERNET DRIVER
 M:	Andy Gospodarek <andy@greyhouse.net>
diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index ce4cc83..5e4fb14 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -611,7 +611,7 @@ sub get_maintainers {
 				    $hash{$tvi} = $value_pd;
 				}
 			    }
-			} elsif ($type eq 'K') {
+			} elsif ($type eq 'N') {
 			    if ($file =~ m/$value/x) {
 				$hash{$tvi} = 0;
 			    }