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SubjectRe: [PATCH 4/7] proc: export more page flags in /proc/kpageflags
On Thu, 07 May 2009 09:21:21 +0800
Wu Fengguang <fengguang.wu@intel.com> wrote:

> + * pseudo flags for the well known (anonymous) memory mapped pages
> + */
> + if (!PageSlab(page) && page_mapped(page))
> + u |= 1 << KPF_MMAP;
> + if (PageAnon(page))
> + u |= 1 << KPF_ANON;

Why do you check PageSlab on user pages ?
Is there any case that PageSlab == true && page_mapped == true ?

--
Kinds Regards
Minchan Kim


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