[PATCH v1 5/5] mm/memory_hotplug: print only with DEBUG_VM in online/offline_pages()

[David Hildenbrand]

Let's try to minimze the noise.

Signed-off-by: David Hildenbrand <da...@redhat.com>
---
 mm/memory_hotplug.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index bbbd16f9d877..6fec2dc6a73d 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -966,9 +966,11 @@ int __ref online_pages(unsigned long pfn, unsigned long 
nr_pages, int online_typ
        return 0;
 
 failed_addition:
+#ifdef CONFIG_DEBUG_VM
        pr_debug("online_pages [mem %#010llx-%#010llx] failed\n",
                 (unsigned long long) pfn << PAGE_SHIFT,
                 (((unsigned long long) pfn + nr_pages) << PAGE_SHIFT) - 1);
+#endif
        memory_notify(MEM_CANCEL_ONLINE, &arg);
        return ret;
 }
@@ -1660,7 +1662,9 @@ int offline_pages(unsigned long start_pfn, unsigned long 
nr_pages)
        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);
@@ -1695,9 +1699,11 @@ int offline_pages(unsigned long start_pfn, unsigned long 
nr_pages)
        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);
-- 
2.17.1