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Message-ID: <1313928777.18505.2.camel@localhost.localdomain>
Date: Sun, 21 Aug 2011 14:12:54 +0200
From: Thomas Meyer <thomas@...3r.de>
To: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Cc: Julia Lawall <julia@...u.dk>
Subject: [PATCH] check for get/put_cpu() imbalances
From: Thomas Meyer <thomas@...3r.de>
Semantic patch that checks if every get_cpu() has a corresponding put_cpu().
Signed-off-by: Thomas Meyer <thomas@...3r.de>
---
scripts/coccinelle/misc/getput_cpu.cocci | 24 ++++++++++++++++++++++++
1 files changed, 24 insertions(+), 0 deletions(-)
create mode 100644 scripts/coccinelle/misc/getput_cpu.cocci
diff --git a/scripts/coccinelle/misc/getput_cpu.cocci b/scripts/coccinelle/misc/getput_cpu.cocci
new file mode 100644
index 0000000..8f76153
--- /dev/null
+++ b/scripts/coccinelle/misc/getput_cpu.cocci
@@ -0,0 +1,24 @@
+/// Check for get/put_cpu() imbalances
+///
+// Confidence: Low
+// Copyright: (C) 2011 Thomas Meyer
+// URL:
+// Comments:
+// Options: -no_includes -include_headers
+
+virtual report
+
+@r1 depends on report@
+position p;
+@@
+
+* get_cpu()@p
+... when != put_cpu()
+? get_cpu()
+
+@...ipt:python depends on report@
+p << r1.p;
+@@
+
+msg="WARNING: Possible missing put_cpu()!"
+coccilib.report.print_report(p[0], msg)
--
1.7.6
--
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