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From: Alex Shi <alex.shi@linux.alibaba.com>
To: 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, hannes@cmpxchg.org, lkp@intel.com,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	cgroups@vger.kernel.org, shakeelb@google.com,
	iamjoonsoo.kim@lge.com, richard.weiyang@gmail.com
Cc: Alex Shi <alex.shi@linux.alibaba.com>
Subject: [PATCH v10 14/15] mm/pgdat: remove pgdat lru_lock
Date: Mon, 27 Apr 2020 15:03:04 +0800	[thread overview]
Message-ID: <1587970985-21629-16-git-send-email-alex.shi@linux.alibaba.com> (raw)
In-Reply-To: <1587970985-21629-1-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: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.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 47679130de95..21bebe8d40dd 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -725,7 +725,6 @@ 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 69827d4fa052..d4947cb92736 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6780,7 +6780,6 @@ 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:[~2020-04-27  7:04 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-27  7:02 [PATCH v10 00/15] per memcg lru lock Alex Shi
2020-04-27  7:02 ` [PATCH v10 01/15] mm/swap: use vmf clean up swapin funcs parameters Alex Shi
2020-04-27  7:02 ` [PATCH v10 02/15] mm/vmscan: remove unnecessary lruvec adding Alex Shi
2020-04-27  7:02 ` [PATCH v10 03/15] mm/page_idle: no unlikely double check for idle page counting Alex Shi
2020-04-27  7:02 ` [PATCH v10 04/15] mm/thp: move lru_add_page_tail func to huge_memory.c Alex Shi
2020-04-27  7:02 ` [PATCH v10 05/15] mm/thp: clean up lru_add_page_tail Alex Shi
2020-04-27  7:02 ` [PATCH v10 06/15] mm/thp: narrow lru locking Alex Shi
2020-04-27  7:02 ` [PATCH v10 07/15] mm/memcg: add debug checking in lock_page_memcg Alex Shi
2020-04-27  7:02 ` [PATCH v10 08/15] mm/lru: introduce TestClearPageLRU Alex Shi
2020-04-27  7:02 ` [PATCH v10 09/15] mm/compaction: do page isolation first in compaction Alex Shi
2020-04-27  7:02 ` [PATCH v10 10/15] mm/mlock: ClearPageLRU before get lru lock in munlock page isolation Alex Shi
2020-04-27  7:03 ` [PATCH v10 10/15] mm/mlock: isolation page before get lru lock in munlock Alex Shi
2020-04-27  7:03 ` [PATCH v10 11/15] mm/lru: replace pgdat lru_lock with lruvec lock Alex Shi
2020-04-27  7:03 ` [PATCH v10 12/15] mm/lru: introduce the relock_page_lruvec function Alex Shi
2020-04-27  7:03 ` [PATCH v10 13/15] mm/vmscan: use relock for move_pages_to_lru Alex Shi
2020-04-27  7:03 ` Alex Shi [this message]
2020-04-27  7:03 ` [PATCH v10 15/15] mm/lru: revise the comments of lru_lock Alex Shi

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