mm: memory_hotplug: migration failure info of a page under DEBUG_VM



Put the migration failure info of a page under DEBUG_VM as most of
the times this info is not required.

Change-Id: I798f0bef9c558a272c6aa94424236d8f65f801dd
Signed-off-by: Charan Teja Reddy <charante@codeaurora.org>

parent c8e2ca97

mm/memory_hotplug.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -1407,7 +1407,10 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)
		if (__ratelimit(&migrate_rs)) {
		pr_warn("migrating pfn %lx failed ret:%d\n",
		page_to_pfn(page), ret);
		dump_page(page, "migration failure");
		__dump_page(page, "migration failure");
		#if defined(CONFIG_DEBUG_VM)
		dump_page_owner(page);
		#endif
		}
		}
		putback_movable_pages(&source);