From 18c5ed7145f044995c62ce9d3b1890664a50f0ef Mon Sep 17 00:00:00 2001 From: Alexander Motin Date: Sat, 18 Apr 2015 19:37:37 +0000 Subject: [PATCH] Do not report stripe size if it is equal to sector size. MFC after: 1 week --- sys/dev/virtio/block/virtio_blk.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sys/dev/virtio/block/virtio_blk.c b/sys/dev/virtio/block/virtio_blk.c index 28a363b88e0..0cfebf1d724 100644 --- a/sys/dev/virtio/block/virtio_blk.c +++ b/sys/dev/virtio/block/virtio_blk.c @@ -710,7 +710,8 @@ vtblk_alloc_disk(struct vtblk_softc *sc, struct virtio_blk_config *blkcfg) dp->d_fwheads = blkcfg->geometry.heads; } - if (virtio_with_feature(dev, VIRTIO_BLK_F_TOPOLOGY)) { + if (virtio_with_feature(dev, VIRTIO_BLK_F_TOPOLOGY) && + blkcfg->topology.physical_block_exp > 0) { dp->d_stripesize = dp->d_sectorsize * (1 << blkcfg->topology.physical_block_exp); dp->d_stripeoffset = (dp->d_stripesize -