[PATCH 13/18] checkpatch: Remove checks relating to [smp_]read_barrier_depends()

From: Will Deacon
Date: Tue Jun 30 2020 - 13:38:44 EST


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

Acked-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
Signed-off-by: Will Deacon <will@xxxxxxxxxx>
---
scripts/checkpatch.pl | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 4c820607540b..8032f80c5bc7 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5903,8 +5903,7 @@ sub process {
my $barriers = qr{
mb|
rmb|
- wmb|
- read_barrier_depends
+ wmb
}x;
my $barrier_stems = qr{
mb__before_atomic|
@@ -5953,12 +5952,6 @@ 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@include/asm-@) {
CHK("ARCH_DEFINES",
--
2.27.0.212.ge8ba1cc988-goog