Messages in this thread | | | Date | Thu, 29 Dec 2011 23:02:25 -0500 | From | KOSAKI Motohiro <> | Subject | Re: [PATCH 4/4] pagemap: document KPF_THP and make page-types aware of it |
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(12/21/11 5:23 PM), Naoya Horiguchi wrote: > page-types, which is a common user of pagemap, gets aware of thp > with this patch. This helps system admins and kernel hackers know > about how thp works. > Here is a sample output of page-types over a thp: > > $ page-types -p<pid> --raw --list > > voffset offset len flags > ... > 7f9d40200 3f8400 1 ___U_lA____Ma_bH______t____________ > 7f9d40201 3f8401 1ff ________________T_____t____________ > > flags page-count MB symbolic-flags long-symbolic-flags > 0x0000000000410000 511 1 ________________T_____t____________ compound_tail,thp > 0x000000000040d868 1 0 ___U_lA____Ma_bH______t____________ uptodate,lru,active,mmap,anonymous,swapbacked,compound_head,thp > > Signed-off-by: Naoya Horiguchi<n-horiguchi@ah.jp.nec.com> > Acked-by: Wu Fengguang<fengguang.wu@intel.com>
Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
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