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Message-Id: <20191108170120.22331-14-will@kernel.org>
Date:   Fri,  8 Nov 2019 17:01:20 +0000
From:   Will Deacon <will@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     Will Deacon <will@...nel.org>, Yunjae Lee <lyj7694@...il.com>,
        SeongJae Park <sj38.park@...il.com>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Josh Triplett <josh@...htriplett.org>,
        Matt Turner <mattst88@...il.com>,
        Ivan Kokshaysky <ink@...assic.park.msu.ru>,
        Richard Henderson <rth@...ddle.net>,
        Peter Zijlstra <peterz@...radead.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Michael Ellerman <mpe@...erman.id.au>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Arnd Bergmann <arnd@...db.de>, Joe Perches <joe@...ches.com>,
        Boqun Feng <boqun.feng@...il.com>, linux-alpha@...r.kernel.org,
        virtualization@...ts.linux-foundation.org
Subject: [PATCH 13/13] checkpatch: Remove checks relating to [smp_]read_barrier_depends()

The '[smp_]read_barrier_depends()' macros no longer exist, so we don't
need to deal with them in the checkpatch script.

Signed-off-by: Will Deacon <will@...nel.org>
---
 scripts/checkpatch.pl | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 6fcc66afb088..7f5a368206bf 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5787,8 +5787,7 @@ sub process {
 		my $barriers = qr{
 			mb|
 			rmb|
-			wmb|
-			read_barrier_depends
+			wmb
 		}x;
 		my $barrier_stems = qr{
 			mb__before_atomic|
@@ -5829,12 +5828,6 @@ sub process {
 			}
 		}
 
-# check for smp_read_barrier_depends and read_barrier_depends
-		if (!$file && $line =~ /\b(smp_|)read_barrier_depends\s*\(/) {
-			WARN("READ_BARRIER_DEPENDS",
-			     "$1read_barrier_depends should only be used in READ_ONCE or DEC Alpha code\n" . $herecurr);
-		}
-
 # check of hardware specific defines
 		if ($line =~ m@^.\s*\#\s*if.*\b(__i386__|__powerpc64__|__sun__|__s390x__)\b@ && $realfile !~ m@...lude/asm-@) {
 			CHK("ARCH_DEFINES",
-- 
2.24.0.rc1.363.gb1bccd3e3d-goog

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