On 02/06/16 09:47, Jan Beulich wrote: >>>> On 02.06.16 at 00:31, <andrew.coop...@citrix.com> wrote: >> On 01/06/2016 23:24, Julien Grall wrote: >>> free_xenheap_pages already tolerates NULL (even if an order != 0). Is >>> there any reason to not do the same for free_domheap_pages? >> The xenheap allocation functions deal in terms of plain virtual >> addresses, while the domheap functions deal in terms of struct page_info *. >> >> Overall, this means that the domheap functions have a more restricted >> input/output set than their xenheap variants. >> >> As there is already precedent with xenheap, making domheap tolerate NULL >> is probably fine, and indeed the preferred course of action. > I disagree, for the very reason you mention above.
Which? Dealing with struct page_info pointer? Its still just a pointer, whose value is expected to be NULL if not allocated. ~Andrew _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel