Messages in this thread | | | Subject | Re: [Cocci] [RFC] Convert "resource->end - resource->start + 1" to resource_size(resource) via coccinelle | From | Joe Perches <> | Date | Mon, 06 Jun 2011 22:32:18 -0700 |
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On Tue, 2011-06-07 at 07:07 +0200, Julia Lawall wrote: > On Mon, 6 Jun 2011, Joe Perches wrote: > > Perhaps do a treewide update via: > > $ cat resource.cocci > > @@ > > struct resource *ptr; > > @@ > > - ptr->end - ptr->start + 1 > > + resource_size(ptr) > > $ spatch -sp_file resource.cocci linux-2.6/ > There might be some cases that have the +1 in a different place, or that > have some parentheses. > I suspect that a lot of these non-uses of resource_size still exist.
True enough.
Cocci already handles the parens case "(foo->end-foo->start)+1"
There are some uses of end+1-start and 1+end-start that weren't converted by the patch I sent.
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