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coccinelle: mini_lock: improve performance

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Replace <+... ...+> by ... when any.  <+... ...+> is slow, and in some
obscure cases involving backward jumps it doesn't force the unlock to
actually come after the end of the if.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Julia Lawall 2018-05-21 08:58:48 +02:00 committed by Masahiro Yamada
parent 4c1d9bb0b5
commit 32d0572a75
1 changed files with 4 additions and 2 deletions
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6
scripts/coccinelle/locks/mini_lock.cocci
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@ -67,12 +67,14 @@ identifier lock,unlock;
@@ @@
*lock(E1@p,...); *lock(E1@p,...);
<+... when != E1 ... when != E1
when any
if (...) { if (...) {
... when != E1 ... when != E1
* return@r ...; * return@r ...;
} }
...+> ... when != E1
when any
*unlock@up(E1,...); *unlock@up(E1,...);
@script:python depends on org@ @script:python depends on org@