Now pgdat.lru_lock was replaced by lruvec lock. It's not used anymore. Signed-off-by: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Cc: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxxxxxx> Cc: Hugh Dickins <hughd@xxxxxxxxxx> Cc: Johannes Weiner <hannes@xxxxxxxxxxx> Cc: linux-mm@xxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Cc: cgroups@xxxxxxxxxxxxxxx --- 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