| Date | Tue, 10 Jun 2008 12:08:27 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: [patch 3/7] mm: speculative page references |
| |
On Thu, 5 Jun 2008, npiggin@suse.de wrote:
> + * do the right thing (see comments above). > + */ > + return 0; > + } > +#endif > + VM_BUG_ON(PageCompound(page) && (struct page *)page_private(page) != page);
This is easier written as:
== VM_BUG_ON(PageTail(page)
And its also slightly incorrect since page_private(page) is not pointing to the head page for PageHead(page).
|