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From: Alex Shi <alex.shi@linux.alibaba.com>
To: alex.shi@linux.alibaba.com, cgroups@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	akpm@linux-foundation.org, mgorman@techsingularity.net,
	tj@kernel.org, hughd@google.com, khlebnikov@yandex-team.ru,
	daniel.m.jordan@oracle.com, yang.shi@linux.alibaba.com,
	willy@infradead.org
Cc: Vlastimil Babka <vbabka@suse.cz>,
	Dan Williams <dan.j.williams@intel.com>,
	Michal Hocko <mhocko@suse.com>,
	Wei Yang <richard.weiyang@gmail.com>,
	Arun KS <arunks@codeaurora.org>,
	Oscar Salvador <osalvador@suse.de>,
	Mike Rapoport <rppt@linux.vnet.ibm.com>,
	Alexander Duyck <alexander.h.duyck@linux.intel.com>,
	Pavel Tatashin <pasha.tatashin@soleen.com>,
	Alexander Potapenko <glider@google.com>,
	Johannes Weiner <hannes@cmpxchg.org>
Subject: [PATCH v3 5/7] mm/pgdat: remove pgdat lru_lock
Date: Sat, 16 Nov 2019 11:15:04 +0800	[thread overview]
Message-ID: <1573874106-23802-6-git-send-email-alex.shi@linux.alibaba.com> (raw)
In-Reply-To: <1573874106-23802-1-git-send-email-alex.shi@linux.alibaba.com>

Now pgdat.lru_lock was replaced by lruvec lock. It's not used anymore.

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: Wei Yang <richard.weiyang@gmail.com>
Cc: Arun KS <arunks@codeaurora.org>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: Mike Rapoport <rppt@linux.vnet.ibm.com>
Cc: Alexander Duyck <alexander.h.duyck@linux.intel.com>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org
Cc: cgroups@vger.kernel.org
---
 include/linux/mmzone.h | 1 -
 mm/page_alloc.c        | 1 -
 2 files changed, 2 deletions(-)

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 9b8b8daf4e03..2e9e67fd350c 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -736,7 +736,6 @@ struct deferred_split {
 
 	/* Write-intensive fields used by page reclaim */
 	ZONE_PADDING(_pad1_)
-	spinlock_t		lru_lock;
 
 #ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT
 	/*
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index f5ecbacb0e04..e8f2c8f755f4 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6803,7 +6803,6 @@ static void __meminit pgdat_init_internals(struct pglist_data *pgdat)
 	init_waitqueue_head(&pgdat->pfmemalloc_wait);
 
 	pgdat_page_ext_init(pgdat);
-	spin_lock_init(&pgdat->lru_lock);
 	lruvec_init(&pgdat->__lruvec);
 }
 
-- 
1.8.3.1


  parent reply	other threads:[~2019-11-16  3:15 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-16  3:14 [PATCH v3 0/8] per lruvec lru_lock for memcg Alex Shi
2019-11-16  3:15 ` [PATCH v3 1/7] mm/lru: add per lruvec lock " Alex Shi
2019-11-16  6:28   ` Shakeel Butt
2019-11-18  2:44     ` Alex Shi
2019-11-18 12:08       ` Matthew Wilcox
2019-11-18 12:37         ` Alex Shi
2019-11-19 10:05         ` Alex Shi
2019-11-16  3:15 ` [PATCH v3 2/7] mm/lruvec: add irqsave flags into lruvec struct Alex Shi
2019-11-16  6:31   ` Shakeel Butt
2019-11-18  2:52     ` Alex Shi
2019-11-22  6:46   ` Christoph Hellwig
2019-11-16  3:15 ` [PATCH v3 3/7] mm/lru: replace pgdat lru_lock with lruvec lock Alex Shi
2019-11-16  4:38   ` Matthew Wilcox
2019-11-18 11:55     ` Alex Shi
2019-11-18 12:14       ` Matthew Wilcox
2019-11-18 12:31         ` Alex Shi
2019-11-18 12:34           ` Matthew Wilcox
2019-11-19 10:14             ` Alex Shi
2019-11-16  7:03   ` Shakeel Butt
2019-11-18 12:23     ` Alex Shi
2019-11-18 12:31       ` Matthew Wilcox
2019-11-19 10:08         ` Alex Shi
2019-11-18 16:11   ` Johannes Weiner
2019-11-19 10:04     ` Alex Shi
2019-11-19  2:10   ` Daniel Jordan
2019-11-19 10:10     ` Alex Shi
2019-11-16  3:15 ` [PATCH v3 4/7] mm/lru: only change the lru_lock iff page's lruvec is different Alex Shi
2019-11-16  3:15 ` Alex Shi [this message]
2019-11-16  3:15 ` [PATCH v3 6/7] mm/lru: likely enhancement Alex Shi
2019-11-16  3:15 ` [PATCH v3 7/7] mm/lru: revise the comments of lru_lock Alex Shi

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