On Fri, 2006-09-01 at 13:10 +0200, Martin Schwidefsky wrote:
> +#if defined(CONFIG_PAGE_STATES)
> +
> +struct page * find_get_page_nodiscard(struct address_space *mapping,
> + unsigned long offset)
> +{
> + struct page *page;
> +
> + read_lock_irq(&mapping->tree_lock);
> + page = radix_tree_lookup(&mapping->page_tree, offset);
> + if (page)
> + page_cache_get(page);
> + read_unlock_irq(&mapping->tree_lock);
> + return page;
> +}
> +
> +EXPORT_SYMBOL(find_get_page_nodiscard);
> +
> +#endif
Is it worth having another full copy of find_get_page()? What about a
"nodiscard" argument?
-- Dave
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