Messages in this thread | | | Date | Mon, 26 Dec 2011 17:42:17 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [PATCH 4/4] pagemap: document KPF_THP and make page-types aware of it |
| |
On Wed, 21 Dec 2011 17:23:48 -0500 Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> 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> > Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
| |