Re: [Xen-devel] Grant access to more than one dom

[Simon Martin <furryfuttock@xxxxxxxxx>]

Thanks Daniel,


> The add_grefs function strings the allocated gntalloc_gref structures onto
> two linked lists: the list heads are local, but are only used temporarily.
> If the operation is successful, the list_splice_tail calls wire up the
> linked lists to permanent structures on the heap; if unsuccessful, they
> are used to clean up.

After sending the mail I kind of worked out the what, however the how
still bugs me. The function list_splice_tail does pointer juggling,
not allocation, so as far as I can see you just end up with pointers to
stack variables...

-- 
Best regards,
 Simon                            mailto:furryfuttock@xxxxxxxxx


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