lkml.org 
[lkml]   [2000]   [Sep]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From


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...

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:38    [W:0.097 / U:0.532 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site