From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Shi Subject: [PATCH v9 17/20] mm/pgdat: remove pgdat lru_lock Date: Mon, 2 Mar 2020 19:00:27 +0800 Message-ID: <1583146830-169516-18-git-send-email-alex.shi@linux.alibaba.com> References: <1583146830-169516-1-git-send-email-alex.shi@linux.alibaba.com> Return-path: In-Reply-To: <1583146830-169516-1-git-send-email-alex.shi@linux.alibaba.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: cgroups@vger.kernel.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, hannes@cmpxchg.org, lkp@intel.com Cc: Alex Shi , linux-mm@kvack.org, linux-kernel@vger.kernel.org Now pgdat.lru_lock was replaced by lruvec lock. It's not used anymore. Signed-off-by: Alex Shi Cc: Andrew Morton Cc: Konstantin Khlebnikov Cc: Hugh Dickins Cc: Johannes Weiner 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 a7bdff94990d..f1ff6713ac06 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -768,7 +768,6 @@ 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 3c4eb750a199..8c7df304bcd1 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6709,7 +6709,6 @@ 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