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From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Andrea Arcangeli <aarcange@redhat.com>,
	Hugh Dickins <hughd@google.com>,
	Dave Hansen <dave.hansen@intel.com>, Mel Gorman <mgorman@suse.de>,
	Rik van Riel <riel@redhat.com>, Vlastimil Babka <vbabka@suse.cz>,
	Christoph Lameter <cl@gentwo.org>,
	Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
	Steve Capper <steve.capper@linaro.org>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@suse.cz>,
	Jerome Marchand <jmarchan@redhat.com>,
	Sasha Levin <sasha.levin@oracle.com>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Subject: RE: [PATCH 16/36] mm, thp: remove compound_lock
Date: Tue, 14 Jul 2015 17:02:44 +0300 (EEST)	[thread overview]
Message-ID: <20150714140244.C85BE8B@black.fi.intel.com> (raw)
In-Reply-To: <1436550130-112636-17-git-send-email-kirill.shutemov@linux.intel.com>

Kirill A. Shutemov wrote:
> We are going to use migration entries to stabilize page counts. It means
> we don't need compound_lock() for that.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> Tested-by: Sasha Levin <sasha.levin@oracle.com>
> Acked-by: Vlastimil Babka <vbabka@suse.cz>
> ---
>  include/linux/mm.h         | 35 -----------------------------------
>  include/linux/page-flags.h | 12 +-----------
>  mm/debug.c                 |  3 ---
>  mm/memcontrol.c            | 11 +++--------
>  4 files changed, 4 insertions(+), 57 deletions(-)

checkpatch fixlet:

22a36e559f70  mm, thp: remove compound_lock fix
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 74b7cece1dfa..f10f9c0030dd 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -689,7 +689,7 @@ static inline void ClearPageSlabPfmemalloc(struct page *page)
 	 1 << PG_private | 1 << PG_private_2 | \
 	 1 << PG_writeback | 1 << PG_reserved | \
 	 1 << PG_slab	 | 1 << PG_swapcache | 1 << PG_active | \
-	 1 << PG_unevictable | __PG_MLOCKED | __PG_HWPOISON )
+	 1 << PG_unevictable | __PG_MLOCKED | __PG_HWPOISON)
 
 /*
  * Flags checked when a page is prepped for return by the page allocator.

  reply	other threads:[~2015-07-14 14:03 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-10 17:41 [PATCH 00/36] THP refcounting redesign Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 01/36] mm, proc: adjust PSS calculation Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 02/36] rmap: add argument to charge compound page Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 03/36] memcg: adjust to support new THP refcounting Kirill A. Shutemov
2015-07-14 13:58   ` Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 04/36] mm, thp: adjust conditions when we can reuse the page on WP fault Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 05/36] mm: adjust FOLL_SPLIT for new refcounting Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 06/36] mm: handle PTE-mapped tail pages in gerneric fast gup implementaiton Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 07/36] thp, mlock: do not allow huge pages in mlocked area Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 08/36] khugepaged: ignore pmd tables with THP mapped with ptes Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 09/36] thp: rename split_huge_page_pmd() to split_huge_pmd() Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 10/36] mm, vmstats: new THP splitting event Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 11/36] mm: temporally mark THP broken Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 12/36] thp: drop all split_huge_page()-related code Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 13/36] mm: drop tail page refcounting Kirill A. Shutemov
2015-07-14 14:01   ` Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 14/36] futex, thp: remove special case for THP in get_futex_key Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 15/36] ksm: prepare to new THP semantics Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 16/36] mm, thp: remove compound_lock Kirill A. Shutemov
2015-07-14 14:02   ` Kirill A. Shutemov [this message]
2015-07-10 17:41 ` [PATCH 17/36] arm64, thp: remove infrastructure for handling splitting PMDs Kirill A. Shutemov
2015-07-15 15:23   ` Suzuki K. Poulose
2015-07-10 17:41 ` [PATCH 18/36] arm, " Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 19/36] mips, " Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 20/36] powerpc, " Kirill A. Shutemov
2015-07-15 11:31   ` Aneesh Kumar K.V
2015-07-10 17:41 ` [PATCH 21/36] s390, " Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 22/36] sparc, " Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 23/36] tile, " Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 24/36] x86, " Kirill A. Shutemov
2015-07-10 17:41 ` [PATCH 25/36] mm, " Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 26/36] mm: rework mapcount accounting to enable 4k mapping of THPs Kirill A. Shutemov
2015-07-12 19:13   ` Kirill A. Shutemov
2015-07-14 14:04   ` Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 27/36] mm: differentiate page_mapped() from page_mapcount() for compound pages Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 28/36] mm, numa: skip PTE-mapped THP on numa fault Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 29/36] thp: implement split_huge_pmd() Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 30/36] thp: add option to setup migration entiries during PMD split Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 31/36] thp, mm: split_huge_page(): caller need to lock page Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 32/36] thp: reintroduce split_huge_page() Kirill A. Shutemov
2015-07-14 14:04   ` Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 33/36] migrate_pages: try to split pages on qeueuing Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 34/36] thp: introduce deferred_split_huge_page() Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 35/36] mm: re-enable THP Kirill A. Shutemov
2015-07-10 17:42 ` [PATCH 36/36] thp: update documentation Kirill A. Shutemov
2015-07-14 14:05   ` Kirill A. Shutemov
2015-07-14  9:06 ` [PATCH 00/36] THP refcounting redesign Jerome Marchand
2015-07-14 15:29   ` Kirill A. Shutemov
2015-07-15 11:30 ` Aneesh Kumar K.V

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