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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /scripts/coccinelle/free/clk_put.cocci | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'scripts/coccinelle/free/clk_put.cocci')
-rw-r--r-- | scripts/coccinelle/free/clk_put.cocci | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/scripts/coccinelle/free/clk_put.cocci b/scripts/coccinelle/free/clk_put.cocci new file mode 100644 index 00000000..46747adf --- /dev/null +++ b/scripts/coccinelle/free/clk_put.cocci @@ -0,0 +1,67 @@ +/// Find missing clk_puts. +/// +//# This only signals a missing clk_put when there is a clk_put later +//# in the same function. +//# False positives can be due to loops. +// +// Confidence: Moderate +// Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2. +// Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2. +// URL: http://coccinelle.lip6.fr/ +// Comments: +// Options: + +virtual context +virtual org +virtual report + +@clk@ +expression e; +statement S,S1; +int ret; +position p1,p2,p3; +@@ + +e = clk_get@p1(...) +... when != clk_put(e) +if (<+...e...+>) S +... when any + when != clk_put(e) + when != if (...) { ... clk_put(e); ... } +( + if (ret == 0) S1 +| +if (...) + { ... + return 0; } +| +if (...) + { ... + return <+...e...+>; } +| +*if@p2 (...) + { ... when != clk_put(e) + when forall + return@p3 ...; } +) +... when any +clk_put(e); + +@script:python depends on org@ +p1 << clk.p1; +p2 << clk.p2; +p3 << clk.p3; +@@ + +cocci.print_main("clk_get",p1) +cocci.print_secs("if",p2) +cocci.print_secs("needed clk_put",p3) + +@script:python depends on report@ +p1 << clk.p1; +p2 << clk.p2; +p3 << clk.p3; +@@ + +msg = "ERROR: missing clk_put; clk_get on line %s and execution via conditional on line %s" % (p1[0].line,p2[0].line) +coccilib.report.print_report(p3[0],msg) |