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-rw-r--r--mm/memory_hotplug.c21
1 files changed, 9 insertions, 12 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index e4af144..9260314 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -705,24 +705,21 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)
check this again here. */
if (page_count(page)) {
not_managed++;
+ ret = -EBUSY;
break;
}
}
}
- ret = -EBUSY;
- if (not_managed) {
- if (!list_empty(&source))
+ if (!list_empty(&source)) {
+ if (not_managed) {
+ putback_lru_pages(&source);
+ goto out;
+ }
+ /* this function returns # of failed pages */
+ ret = migrate_pages(&source, hotremove_migrate_alloc, 0, 1);
+ if (ret)
putback_lru_pages(&source);
- goto out;
}
- ret = 0;
- if (list_empty(&source))
- goto out;
- /* this function returns # of failed pages */
- ret = migrate_pages(&source, hotremove_migrate_alloc, 0, 1);
- if (ret)
- putback_lru_pages(&source);
-
out:
return ret;
}
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