linux-kernel - [PATCH] mm: Be less noisy during memory hotplug

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Date:   Thu, 23 Mar 2023 17:19:04 +0000
From:   Tomas Krcka <krckatom@...zon.de>
To:     <linux-mm@...ck.org>
CC:     Tomas Krcka <krckatom@...zon.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Pavel Tatashin <pavel.tatashin@...rosoft.com>,
        Alexander Duyck <alexander.h.duyck@...ux.intel.com>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] mm: Be less noisy during memory hotplug

Turn a pr_info() into a pr_debug() to prevent dmesg spamming on systems
where memory hotplug is a frequent operation.

Fixes: 966cf44f637e ("mm: defer ZONE_DEVICE page initialization to the point where we init pgmap")

Suggested-by: Jan H. Schönherr <jschoenh@...zon.de>
Signed-off-by: Tomas Krcka <krckatom@...zon.de>
---
 mm/page_alloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index ac1fc986af44..14d70f4e6c0a 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6959,7 +6959,7 @@ void __ref memmap_init_zone_device(struct zone *zone,
 				     compound_nr_pages(altmap, pfns_per_compound));
 	}
 
-	pr_info("%s initialised %lu pages in %ums\n", __func__,
+	pr_debug("%s initialised %lu pages in %ums\n", __func__,
 		nr_pages, jiffies_to_msecs(jiffies - start));
 }
 
-- 
2.39.2




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