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-rw-r--r--mm/memory_hotplug.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 1fe76d963ac2..1ae2b2cc3a54 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -69,12 +69,16 @@ int __add_pages(struct zone *zone, unsigned long phys_start_pfn,
69 for (i = 0; i < nr_pages; i += PAGES_PER_SECTION) { 69 for (i = 0; i < nr_pages; i += PAGES_PER_SECTION) {
70 err = __add_section(zone, phys_start_pfn + i); 70 err = __add_section(zone, phys_start_pfn + i);
71 71
72 if (err) 72 /* We want to keep adding the rest of the
73 * sections if the first ones already exist
74 */
75 if (err && (err != -EEXIST))
73 break; 76 break;
74 } 77 }
75 78
76 return err; 79 return err;
77} 80}
81EXPORT_SYMBOL_GPL(__add_pages);
78 82
79static void grow_zone_span(struct zone *zone, 83static void grow_zone_span(struct zone *zone,
80 unsigned long start_pfn, unsigned long end_pfn) 84 unsigned long start_pfn, unsigned long end_pfn)