block: disable entropy contributions for nonrot devices

[mirror_ubuntu-artful-kernel.git] / drivers / md / bcache / super.c

diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index d4713d098a397c2f1b124f9fdd240d9907fa16d6..4dd2bb7167f05e94bda5d33b213dc67356fc9f5a 100644 (file)
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -842,6 +842,7 @@ static int bcache_device_init(struct bcache_device *d, unsigned block_size,
        q->limits.logical_block_size    = block_size;
        q->limits.physical_block_size   = block_size;
        set_bit(QUEUE_FLAG_NONROT,      &d->disk->queue->queue_flags);
+       clear_bit(QUEUE_FLAG_ADD_RANDOM, &d->disk->queue->queue_flags);
        set_bit(QUEUE_FLAG_DISCARD,     &d->disk->queue->queue_flags);
 
        blk_queue_flush(q, REQ_FLUSH|REQ_FUA);