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yaml --- r: 207339 b: refs/heads/master c: 1a15a25 h: refs/heads/master i: 207337: 3305ab4 207335: baab3ce v: v3
git-mirror · Aug 10, 2010 · 2ce3ec6 · 2ce3ec6
1 parent 99f5ea4
commit 2ce3ec6
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8bbea968f9022c3f66a36902509574597611be99
+refs/heads/master: 1a15a250862fda3fbdf8454cc7131e24de904e7c
diff --git a/trunk/scripts/checkpatch.pl b/trunk/scripts/checkpatch.pl
@@ -2584,6 +2584,14 @@ sub process {
 			}
 		}
 
+# prefer usleep_range over udelay
+		if ($line =~ /\budelay\s*\(\s*(\w+)\s*\)/) {
+			# ignore udelay's < 10, however
+			if (! (($1 =~ /(\d+)/) && ($1 < 10)) ) {
+				CHK("usleep_range is preferred over udelay; see Documentation/timers/timers-howto.txt\n" . $line);
+			}
+		}
+
 # warn about #ifdefs in C files
 #		if ($line =~ /^.\s*\#\s*if(|n)def/ && ($realfile =~ /\.c$/)) {
 #			print "#ifdef in C files should be avoided\n";