On Sun, 3 Sep 2000, Alan Cox wrote:
> > I've considered making "free_page()" a macro something like
> > __free_pge(x);
> > x = NULL;
> > but that works only for lvalues, of course, and not all users are
> > lvalue-users, so it's hard to do. But that would have caught this.
> Not that hard. (barf buckets at the ready)
> *((unsigned long *)(&x)) = NULL;
free_page(foo()) and we've got problems...
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This archive was generated by hypermail 2b29 : Thu Sep 07 2000 - 21:00:16 EST