diff options
| author | Joe Perches <joe@perches.com> | 2012-06-01 03:26:09 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-06-01 04:49:27 +0400 |
| commit | 243f3803cf2a3665092c5fd6f924f453694681a6 (patch) | |
| tree | a05005eb618c2770a2e56c644ae04d8e36c58c89 /scripts | |
| parent | 9a4cad4e25b91f48494f13fce3d25ea44bec7472 (diff) | |
| download | linux-243f3803cf2a3665092c5fd6f924f453694681a6.tar.xz | |
checkpatch: suggest pr_<level> over printk(KERN_<LEVEL>
Suggest the shorter pr_<level> instead of printk(KERN_<LEVEL>.
Prefer to use pr_<level> over bare printks.
Prefer to use pr_warn over pr_warning.
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@shadowen.org>
Cc: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/checkpatch.pl | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 2262e1f57fa6..e5bd60ff48e3 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -2382,6 +2382,19 @@ sub process { } } + if ($line =~ /\bprintk\s*\(\s*KERN_([A-Z]+)/) { + my $orig = $1; + my $level = lc($orig); + $level = "warn" if ($level eq "warning"); + WARN("PREFER_PR_LEVEL", + "Prefer pr_$level(... to printk(KERN_$1, ...\n" . $herecurr); + } + + if ($line =~ /\bpr_warning\s*\(/) { + WARN("PREFER_PR_LEVEL", + "Prefer pr_warn(... to pr_warning(...\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 |