Re: 2.6.24-rc5-mm1: problems with cat /proc/kpageflags

David Miller
2007-12-21T03:15:22Z

From: Matt Mackall <mpm@selenic.com>
Date: Thu, 20 Dec 2007 19:06:55 -0600

> @@ -707,7 +707,10 @@ static ssize_t kpagecount_read(struct fi
> return -EIO;
>
> while (count > 0) {
> - ppage = pfn_to_page(pfn++);
> + ppage = 0;
> + if (pfn_valid(pfn))
> + ppage = pfn_to_page(pfn);
> + pfn++;
> if (!ppage)
> pcount = 0;
> else

Yes that should work, please use "NULL" in the final
version of the patch instead of "0" so that sparse is
happy.

Thanks.