Re: RFC: packaging kernel modules

[Herbert Xu <herbert@gondor.apana.org.au>]

Jason Gunthorpe wrote:
> 
> What exactly is that checksum a checksum of? I would hope that it is a
> hash of the function signature which should be constant for any kernel
> version. If it is a hash of the contents then there is no point in having
> binary modules..

It is computed from the signature.  But it is overzealous in that it follows
to many pointers, i.e. if your signature were

void foo(struct bar p);

and bar is

struct bar {
	struct baz *q;
};

then if baz is changed, foo's checksum will also change.

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Email:  Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
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