linux-kernel - [PATCH 2/2] checkpatch: Don't check for mutex_trylock

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Message-Id: <20210210085248.219210-3-bigeasy@linutronix.de>
Date:   Wed, 10 Feb 2021 09:52:48 +0100
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     linux-kernel@...r.kernel.org
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
        Andy Whitcroft <apw@...onical.com>,
        Joe Perches <joe@...ches.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Subject: [PATCH 2/2] checkpatch: Don't check for mutex_trylock_recursive()

mutex_trylock_recursive() has been removed from the tree, there is no
need to check for it.

Remove traces of mutex_trylock_recursive()'s existence.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
---
 scripts/checkpatch.pl | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 1afe3af1cc097..4b2775fd31d9d 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -7062,12 +7062,6 @@ sub process {
 			}
 		}
 
-# check for mutex_trylock_recursive usage
-		if ($line =~ /mutex_trylock_recursive/) {
-			ERROR("LOCKING",
-			      "recursive locking is bad, do not use this ever.\n" . $herecurr);
-		}
-
 # check for lockdep_set_novalidate_class
 		if ($line =~ /^.\s*lockdep_set_novalidate_class\s*\(/ ||
 		    $line =~ /__lockdep_no_validate__\s*\)/ ) {
-- 
2.30.0