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-rw-r--r--drivers/md/raid5.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 61b6b25dc5e..d6470dec667 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -497,5 +497,7 @@ static inline int algorithm_is_DDF(int layout)
{
return layout >= 8 && layout <= 10;
}
+
+extern int md_raid5_congested(mddev_t *mddev, int bits);
extern int raid5_set_cache_size(mddev_t *mddev, int size);
#endif