diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 95cda3ecc66b..9a384bfe2bd5 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5586,6 +5586,12 @@ 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",