Messages in this thread | | | Date | Wed, 18 Jan 2006 14:38:11 -0500 (EST) | From | Jason Baron <> | Subject | Re: [patch 1/2] x86_64: pageattr use single list |
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On Wed, 18 Jan 2006, Nick Piggin wrote:
> Use page->lru.next to implement the singly linked list of pages rather > than the struct deferred_page which needs to be allocated and freed for > each page. > > Signed-off-by: Nick Piggin <npiggin@suse.de> > Acked-by: Andi Kleen <ak@suse.de> > > Index: linux-2.6/arch/x86_64/mm/pageattr.c > ===================================================================
...
> + > + flush_map((dpage && !dpage->lru.next) ? (unsigned long)page_address(dpage) : 0); > + while (dpage) { > + __free_page(dpage); > + dpage = (struct page *)dpage->lru.next; > } > } >
do you want to be touching a struct page that was just freed?
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