diff options
Diffstat (limited to 'mm/memory_hotplug.c')
| -rw-r--r-- | mm/memory_hotplug.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 88d50e74e3fe..c82193db4be6 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -1388,10 +1388,8 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn) page_is_file_cache(page)); } else { -#ifdef CONFIG_DEBUG_VM - pr_alert("failed to isolate pfn %lx\n", pfn); + pr_warn("failed to isolate pfn %lx\n", pfn); dump_page(page, "isolation failed"); -#endif put_page(page); /* Because we don't have big zone->lock. we should check this again here. */ @@ -1411,8 +1409,14 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn) /* Allocate a new page from the nearest neighbor node */ ret = migrate_pages(&source, new_node_page, NULL, 0, MIGRATE_SYNC, MR_MEMORY_HOTPLUG); - if (ret) + if (ret) { + list_for_each_entry(page, &source, lru) { + pr_warn("migrating pfn %lx failed ret:%d ", + page_to_pfn(page), ret); + dump_page(page, "migration failure"); + } putback_movable_pages(&source); + } } out: return ret; |