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authorJoe Perches <joe@perches.com>2012-12-17 16:02:00 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-17 17:15:19 -0800
commit88982fea52d0115d44b77619afef576f24cdb844 (patch)
treea31942d9f3ec40c520b6c963e726c705e47b7db3 /scripts
parent0979ae66464bd9793c6701861bccb21f9f118a52 (diff)
downloadop-kernel-dev-88982fea52d0115d44b77619afef576f24cdb844.zip
op-kernel-dev-88982fea52d0115d44b77619afef576f24cdb844.tar.gz
checkpatch: warn when declaring "struct spinlock foo;"
spinlock_t should always be used. Signed-off-by: Joe Perches <joe@perches.com> Acked-by: "Luis R. Rodriguez" <mcgrof@do-not-panic.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/checkpatch.pl6
1 files changed, 6 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index e0a674f..f27b0b5 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3336,6 +3336,12 @@ sub process {
"Avoid line continuations in quoted strings\n" . $herecurr);
}
+# check for struct spinlock declarations
+ if ($line =~ /^.\s*\bstruct\s+spinlock\s+\w+\s*;/) {
+ WARN("USE_SPINLOCK_T",
+ "struct spinlock should be spinlock_t\n" . $herecurr);
+ }
+
# Check for misused memsets
if ($^V && $^V ge 5.10.0 &&
defined $stat &&
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