Messages in this thread |  | | Date | Sat, 18 Aug 2018 14:19:46 +0200 (CEST) | From | Julia Lawall <> | Subject | Re: [PATCH] Coccinelle: remove pci_alloc_consistent semantic to dectect in zalloc-simple.cocci |
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On Sat, 18 Aug 2018, zhong jiang wrote:
> Because pci_alloc_consistent has been deprecated. We prefer to use > dam_alloc_coherent directly. Therefore, we should remove pci_alloc_consistent > to increase the confidence. > > Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Thanks for the suggestion.
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
> --- > scripts/coccinelle/api/alloc/zalloc-simple.cocci | 41 +----------------------- > 1 file changed, 1 insertion(+), 40 deletions(-) > > diff --git a/scripts/coccinelle/api/alloc/zalloc-simple.cocci b/scripts/coccinelle/api/alloc/zalloc-simple.cocci > index 92b2091..d819275 100644 > --- a/scripts/coccinelle/api/alloc/zalloc-simple.cocci > +++ b/scripts/coccinelle/api/alloc/zalloc-simple.cocci > @@ -35,8 +35,7 @@ statement S; > > * x = (T)\(kmalloc(E1, ...)\|vmalloc(E1)\|dma_alloc_coherent(...,E1,...)\| > kmalloc_node(E1, ...)\|kmem_cache_alloc(...)\|kmem_alloc(E1, ...)\| > - devm_kmalloc(...,E1,...)\|kvmalloc(E1, ...)\|pci_alloc_consistent(...,E1,...)\| > - kvmalloc_node(E1,...)\); > + devm_kmalloc(...,E1,...)\|kvmalloc(E1, ...)\|kvmalloc_node(E1,...)\); > if ((x==NULL) || ...) S > * memset((T2)x,0,E1); > > @@ -124,15 +123,6 @@ statement S; > - x = (T)kvmalloc(E1,E2); > + x = (T)kvzalloc(E1,E2); > | > -- x = pci_alloc_consistent(E2,E1,E3); > -+ x = pci_zalloc_consistent(E2,E1,E3); > -| > -- x = (T *)pci_alloc_consistent(E2,E1,E3); > -+ x = pci_zalloc_consistent(E2,E1,E3); > -| > -- x = (T)pci_alloc_consistent(E2,E1,E3); > -+ x = (T)pci_zalloc_consistent(E2,E1,E3); > -| > - x = kvmalloc_node(E1,E2,E3); > + x = kvzalloc_node(E1,E2,E3); > | > @@ -389,35 +379,6 @@ msg="WARNING: kvzalloc should be used for %s, instead of kvmalloc/memset" % (x) > coccilib.report.print_report(p[0], msg) > > //----------------------------------------------------------------- > -@r8 depends on org || report@ > -type T, T2; > -expression x; > -expression E1,E2,E3; > -statement S; > -position p; > -@@ > - > - x = (T)pci_alloc_consistent@p(E2,E1,E3); > - if ((x==NULL) || ...) S > - memset((T2)x,0,E1); > - > -@script:python depends on org@ > -p << r8.p; > -x << r8.x; > -@@ > - > -msg="%s" % (x) > -msg_safe=msg.replace("[","@(").replace("]",")") > -coccilib.org.print_todo(p[0], msg_safe) > - > -@script:python depends on report@ > -p << r8.p; > -x << r8.x; > -@@ > - > -msg="WARNING: pci_zalloc_consistent should be used for %s, instead of pci_alloc_consistent/memset" % (x) > -coccilib.report.print_report(p[0], msg) > -//----------------------------------------------------------------- > @r9 depends on org || report@ > type T, T2; > expression x; > -- > 1.7.12.4 > >
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