On Wed, 19 Sep 2007 16:59:04 +0200 Jiri Slaby <[EMAIL PROTECTED]> wrote:
> ---------8<---------8<---------8<---------8<---------8<---------8<---- > That means > void agp_generic_destroy_page(void *addr) > { > struct page *page; > > if (addr == NULL) > return; > > page = virt_to_page(addr); > (1) unmap_page_from_agp(page); > put_page(page); > (2) free_page((unsigned long)addr); > atomic_dec(&agp_bridge->current_memory_agp); > } > > (1) unmap_page_from_agp -> change_page_attr -> change_page_attr_addr -> > __change_page_attr -> save_page -> list_add(&fpage->lru, &deferred_pages); > (2) free_page -> free_pages -> __free_pages -> free_hot_page -> > free_hot_cold_page -> list_add(&page->lru, &pcp->list); that'll hurt. > any ideas how to fix this? We should hold a single reference on the page for its membership in deferred_pages. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/