On Tue, Jun 16, 2009 at 03:10:22PM -0300, Rafael Vanoni wrote:
> Jonathan Adams wrote:
> >On Tue, Jun 16, 2009 at 01:32:29PM -0300, Rafael Vanoni wrote:
> >>Jonathan Adams wrote:
> >>># dtrace -n'
> >>> fbt::kmem_alloc:return
> >>> /((uintptr_t)caller - (uintptr_t)&`poll_common) < sizeof
> >>> (`poll_common)/
> >>> {stack()}
> >>>'
> >>>
> >>>(replace kmem_alloc and poll_common with the functions of interest, of
> >>>course)
> >>>Cheers,
> >>>- jonathan
> >>Ah, very cool. Didn't know about caller.
> >>
> >>Out of curiosity, why are you casting it ?
> >
> >Because you can't subtract a pointer from an integer, or two incompatible
> >pointer types?
> >
> >Cheers,
> >- jonathan
> >
>
> Yes, but isn't caller already declared as uintptr_t ?
Oh. Probably. caller() is a caddr_t in the kernel, hence my confusion.
Cheers,
- jonathan
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