checkpatch: add a "prefer __aligned" check
Prefer the use of __aligned(size) over __attribute__((__aligned___(size)))
Link: http://lkml.kernel.org/r/20110609094526.1571774c.akpm@linux-foundation.org
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index b14f830..8f35f0e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2891,6 +2891,11 @@
WARN("__packed is preferred over __attribute__((packed))\n" . $herecurr);
}
+# Check for __attribute__ aligned, prefer __aligned
+ if ($line =~ /\b__attribute__\s*\(\s*\(.*aligned/) {
+ WARN("__aligned(size) is preferred over __attribute__((aligned(size)))\n" . $herecurr);
+ }
+
# check for sizeof(&)
if ($line =~ /\bsizeof\s*\(\s*\&/) {
WARN("sizeof(& should be avoided\n" . $herecurr);
