checkpatch: add virt barriers

Add virt_ barriers to list of barriers to check for
presence of a comment.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Julian Calaby <julian.calaby@gmail.com>
Acked-by: Joe Perches <joe@perches.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 25476c2..c7bf1aa 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5133,7 +5133,8 @@ sub process {
                }x;
                my $all_barriers = qr{
                        (?:$barriers)|
-                       smp_(?:$barrier_stems)
+                       smp_(?:$barrier_stems)|
+                       virt_(?:$barrier_stems)
                }x;
 
                if ($line =~ /\b(?:$all_barriers)\s*\(/) {