On Tue, 13 Jul 2021, Joe Perches wrote:
> On Tue, 2021-07-13 at 23:33 +0200, Julia Lawall wrote:
> > > > On Fri, 9 Jul 2021, Joe Perches wrote:
> > > > > Here is a cocci script to convert various types of bitmap allocations
> > > > > that use BITS_TO_LONGS to the more typical bitmap_alloc functions.
> >
> > I see that there is also a bitmap_free. Maybe the rule should be
> > introducing that as well?
>
> Yes, but as far as I know, it's difficult for coccinelle to convert
> the kfree() calls of any previous bitmap_alloc to bitmap_free as
> most frequently the kfree() call is in a separate function.
Often the code says a->b = foo(); and then the a->b in another function is
the same one that was the result of foo(). One could check that this is
the only assignment to a->b in the file for more confidence.
I'll add it to the rule and see how it goes.
julia
>
> Please do it if you know how, you're probably the best in the world
> at coccinelle. I don't know how...
>
> cheers, Joe
>
>
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