Add YA check to printk style.

dev_<level> uses are functions and generate smaller
object code than dev_printk(KERN_<LEVEL>.

Signed-off-by: Joe Perches <j...@perches.com>
---
V2: Remove unnecessary copy/paste logic from pr_<level>
    conversion above it.

 scripts/checkpatch.pl | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 9de3a69..9a1ae72 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2425,6 +2425,15 @@ sub process {
                             "Prefer pr_warn(... to pr_warning(...\n" . 
$herecurr);
                }
 
+               if ($line =~ /\bdev_printk\s*\(\s*KERN_([A-Z]+)/) {
+                       my $orig = $1;
+                       my $level = lc($orig);
+                       $level = "warn" if ($level eq "warning");
+                       $level = "dbg" if ($level eq "debug");
+                       WARN("PREFER_DEV_LEVEL",
+                            "Prefer dev_$level(... to dev_printk(KERN_$orig, 
...\n" . $herecurr);
+               }
+
 # function brace can't be on same line, except for #defines of do while,
 # or if closed on same line
                if (($line=~/$Type\s*$Ident\(.*\).*\s{/) and



--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to