From 4882720b267b7b1d1b0ce08334b205f0329d4615 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Tue, 7 Sep 2010 14:34:01 +0000 Subject: semaphore: Remove mutex emulation Semaphores used as mutexes have been deprecated for years. Now that all users are either converted to real semaphores or to mutexes remove the cruft. Signed-off-by: Thomas Gleixner Cc: Peter Zijlstra Cc: Christoph Hellwig LKML-Reference: <20100907125057.562399240@linutronix.de> --- scripts/checkpatch.pl | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 90b54d4697fd..e3c7fc0dca38 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -2794,12 +2794,8 @@ sub process { WARN("__func__ should be used instead of gcc specific __FUNCTION__\n" . $herecurr); } -# check for semaphores used as mutexes - if ($line =~ /^.\s*(DECLARE_MUTEX|init_MUTEX)\s*\(/) { - WARN("mutexes are preferred for single holder semaphores\n" . $herecurr); - } -# check for semaphores used as mutexes - if ($line =~ /^.\s*init_MUTEX_LOCKED\s*\(/) { +# check for semaphores initialized locked + if ($line =~ /^.\s*sema_init.+,\W?0\W?\)/) { WARN("consider using a completion\n" . $herecurr); } -- cgit v1.2.3