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From: Jiwen Qi <jiwen7.qi@gmail.com>
To: linux-mm@kvack.org
Cc: rppt@kernel.org, Jiwen Qi <jiwen7.qi@gmail.com>
Subject: [PATCH] mm/mm_init: Fix the zone->managed_pages comment to match the code
Date: Sun, 29 Dec 2024 18:09:00 +0000	[thread overview]
Message-ID: <20241229180900.49920-1-jiwen7.qi@gmail.com> (raw)

The invocation of zone_init_internals(zone, j, nid, zone->present_pages)
initializes zone->managed_pages to zone->present_pages. zone->present_pages
is not 0 when the zone is not empty.

Signed-off-by: Jiwen Qi <jiwen7.qi@gmail.com>
---
 mm/mm_init.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/mm/mm_init.c b/mm/mm_init.c
index 24b68b425afb..6cf6243c4c52 100644
--- a/mm/mm_init.c
+++ b/mm/mm_init.c
@@ -1567,8 +1567,9 @@ static void __init free_area_init_core(struct pglist_data *pgdat)
 		unsigned long size = zone->spanned_pages;
 
 		/*
-		 * Initialize zone->managed_pages as 0 , it will be reset
-		 * when memblock allocator frees pages into buddy system.
+		 * Initialize zone->managed_pages to zone->present_pages, it
+		 * will be reset when memblock allocator frees pages into
+		 * buddy system.
 		 */
 		zone_init_internals(zone, j, nid, zone->present_pages);
 

base-commit: 4bbf9020becbfd8fc2c3da790855b7042fad455b
-- 
2.25.1



             reply	other threads:[~2024-12-29 18:09 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-29 18:09 Jiwen Qi [this message]
2025-01-09 14:28 ` David Hildenbrand
2025-01-12 16:10   ` [PATCH v2] " Jiwen Qi

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