diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index dd29e3c28166..377f373db6c0 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -6389,6 +6389,12 @@ sub process { "please use device_initcall() or more appropriate function instead of __initcall() (see include/linux/init.h)\n" . $herecurr); } +# check for spin_is_locked(), suggest lockdep instead + if ($line =~ /\bspin_is_locked\(/) { + WARN("USE_LOCKDEP", + "Where possible, use lockdep_assert_held instead of assertions based on spin_is_locked\n" . $herecurr); + } + # check for deprecated apis if ($line =~ /\b($deprecated_apis_search)\b\s*\(/) { my $deprecated_api = $1;