From: Laurent Dufour <ldufour@xxxxxxxxxxxxx> Subject: mm/memory_hotplug: quieting offline operation On PowerPC, when dymically removing memory from a system we can see in the console a lot of messages like this: [ 186.575389] Offlined Pages 4096 This message is displayed on each LMB (256MB) removed, which means that we removing 1TB of memory, this message is displayed 4096 times. Moving it to DEBUG to not flood the console. Link: https://lkml.kernel.org/r/20201211150157.91399-1-ldufour@xxxxxxxxxxxxx Signed-off-by: Laurent Dufour <ldufour@xxxxxxxxxxxxx> Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Reviewed-by: David Hildenbrand <david@xxxxxxxxxx> Acked-by: Michal Hocko <mhocko@xxxxxxxx> Cc: Nathan Lynch <nathanl@xxxxxxxxxxxxx> Cc: Scott Cheloha <cheloha@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/memory_hotplug.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/memory_hotplug.c~mm-memory_hotplug-quieting-offline-operation +++ a/mm/memory_hotplug.c @@ -1561,7 +1561,7 @@ int __ref offline_pages(unsigned long st /* Mark all sections offline and remove free pages from the buddy. */ __offline_isolated_pages(start_pfn, end_pfn); - pr_info("Offlined Pages %ld\n", nr_pages); + pr_debug("Offlined Pages %ld\n", nr_pages); /* * The memory sections are marked offline, and the pageblock flags _
