From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f70.google.com (mail-pg0-f70.google.com [74.125.83.70]) by kanga.kvack.org (Postfix) with ESMTP id 5F93D6B0011 for ; Wed, 11 Apr 2018 04:09:40 -0400 (EDT) Received: by mail-pg0-f70.google.com with SMTP id s8so337287pgf.0 for ; Wed, 11 Apr 2018 01:09:40 -0700 (PDT) Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id y6-v6sor231976pln.151.2018.04.11.01.09.39 for (Google Transport Security); Wed, 11 Apr 2018 01:09:39 -0700 (PDT) From: Naoya Horiguchi Subject: [PATCH v1 0/2] mm: migrate: vm event counter for hugepage migration Date: Wed, 11 Apr 2018 17:09:25 +0900 Message-Id: <1523434167-19995-1-git-send-email-n-horiguchi@ah.jp.nec.com> Sender: owner-linux-mm@kvack.org List-ID: To: linux-mm@kvack.org Cc: Michal Hocko , Zi Yan , "Kirill A. Shutemov" , Andrew Morton , Vlastimil Babka , linux-kernel@vger.kernel.org Hi everyone, I wrote patches introducing separate vm event counters for hugepage migration (both for hugetlb and thp.) Hugepage migration is different from normal page migration in event frequency and/or how likely it succeeds, so maintaining statistics for them in mixed counters might not be helpful both for develors and users. Thanks, Naoya Horiguchi --- Summary: Naoya Horiguchi (2): mm: migrate: add vm event counters thp_migrate_(success|fail) mm: migrate: add vm event counters hugetlb_migrate_(success|fail) include/linux/vm_event_item.h | 7 +++ mm/migrate.c | 103 +++++++++++++++++++++++++++++++++++------- mm/vmstat.c | 8 ++++ 3 files changed, 102 insertions(+), 16 deletions(-)