linux-kernel - [PATCH 1/2] mm/memory_hotplug: remove reset_node_managed_pages() in hotadd_init

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Message-Id: <20230601162626.1030-1-haifeng.xu@shopee.com>
Date:   Thu,  1 Jun 2023 16:26:25 +0000
From:   Haifeng Xu <haifeng.xu@...pee.com>
To:     david@...hat.com
Cc:     osalvador@...e.de, rppt@...nel.org, mhocko@...nel.org,
        akpm@...ux-foundation.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Haifeng Xu <haifeng.xu@...pee.com>
Subject: [PATCH 1/2] mm/memory_hotplug: remove reset_node_managed_pages() in hotadd_init_pgdat()

managed pages has already been set to 0 in free_area_init_core_hotplug(),
so it's pointless to reset again.

Signed-off-by: Haifeng Xu <haifeng.xu@...pee.com>
---
 mm/memory_hotplug.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 8e0fa209d533..65e385f34679 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1210,7 +1210,6 @@ static pg_data_t __ref *hotadd_init_pgdat(int nid)
 	 * online_pages() and offline_pages().
 	 * TODO: should be in free_area_init_core_hotplug?
 	 */
-	reset_node_managed_pages(pgdat);
 	reset_node_present_pages(pgdat);
 
 	return pgdat;
-- 
2.25.1