Let's try to minimze the noise.
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Cc: Reza Arbab <arbab@xxxxxxxxxxxxxxxxxx>
Cc: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: David Hildenbrand <david@xxxxxxxxxx>
---
mm/memory_hotplug.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 4c7e0efff079..d8f127754c2e 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1685,7 +1685,9 @@ static int __ref __offline_pages(unsigned long start_pfn,
offlined_pages = check_pages_isolated(start_pfn, end_pfn);
if (offlined_pages < 0)
goto repeat;
+#ifdef CONFIG_DEBUG_VM
pr_info("Offlined Pages %ld\n", offlined_pages);
+#endif
/* Ok, all of our target is isolated.
We cannot do rollback at this point. */
offline_isolated_pages(start_pfn, end_pfn);
@@ -1720,9 +1722,11 @@ static int __ref __offline_pages(unsigned long start_pfn,
return 0;
failed_removal:
+#ifdef CONFIG_DEBUG_VM
pr_debug("memory offlining [mem %#010llx-%#010llx] failed\n",
(unsigned long long) start_pfn << PAGE_SHIFT,
((unsigned long long) end_pfn << PAGE_SHIFT) - 1);
+#endif
memory_notify(MEM_CANCEL_OFFLINE, &arg);
/* pushback to free area */
undo_isolate_page_range(start_pfn, end_pfn, MIGRATE_MOVABLE);
--
2.14.3
