[PATCH] checkpatch: Adjust regular expressions in $logFunctions

From	SF Markus Elfring <elfring@users.sourceforge.net>
Newsgroups	linux.kernel
Subject	[PATCH] checkpatch: Adjust regular expressions in $logFunctions
Date	2017-05-09 21:10 +0200
Message-ID	<tFiGe-5YT-23@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 9 May 2017 20:40:51 +0200

* Two alternations contained an empty element. Use the question mark
  metacharacter instead to express optional items in the search pattern.

* Some alternation elements shared a common prefix (like an underscore).
  Improve the specification of this detail by more non-capturing groups.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 scripts/checkpatch.pl | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 4b9569fa931b..8561de02d9b8 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -427,12 +427,12 @@ our $typeTypedefs = qr{(?x:
 our $zero_initializer = qr{(?:(?:0[xX])?0+$Int_type?|NULL|false)\b};
 
 our $logFunctions = qr{(?x:
-	printk(?:_ratelimited|_once|_deferred_once|_deferred|)|
-	(?:[a-z0-9]+_){1,2}(?:printk|emerg|alert|crit|err|warning|warn|notice|info|debug|dbg|vdbg|devel|cont|WARN)(?:_ratelimited|_once|)|
-	WARN(?:_RATELIMIT|_ONCE|)|
+	printk(?:_(?:ratelimited|once|deferred(?:_once)?))?|
+	(?:[a-z0-9]+_){1,2}(?:printk|emerg|alert|crit|err|warning|warn|notice|info|debug|dbg|vdbg|devel|cont|WARN)(?:_(?:ratelimited|once))?|
+	WARN(?:_(?:RATELIMIT|ONCE))?|
 	panic|
 	MODULE_[A-Z_]+|
-	seq_vprintf|seq_printf|seq_puts
+	seq_(?:v?printf|puts)
 )};
 
 our $signature_tags = qr{(?xi:
-- 
2.12.2

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[PATCH] checkpatch: Adjust regular expressions in $logFunctions SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-09 21:10 +0200
  Re: [PATCH] checkpatch: Adjust regular expressions in $logFunctions Joe Perches <joe@perches.com> - 2017-05-09 23:00 +0200
    Re: checkpatch: Adjust regular expressions in $logFunctions SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-09 23:10 +0200
      Re: checkpatch: Adjust regular expressions in $logFunctions Joe Perches <joe@perches.com> - 2017-05-09 23:20 +0200

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