Author: mav
Date: Sat Apr 25 06:50:15 2015
New Revision: 281977
URL: https://svnweb.freebsd.org/changeset/base/281977
Log:
MFC r281698: Do not report stripe size if it is equal to sector size.
Modified:
stable/9/sys/dev/virtio/block/virtio_blk.c
Directory Properties:
stable/9/ (props changed)
stable/9/sys/ (props changed)
stable/9/sys/dev/ (props changed)
Modified: stable/9/sys/dev/virtio/block/virtio_blk.c
==============================================================================
--- stable/9/sys/dev/virtio/block/virtio_blk.c Sat Apr 25 06:49:18 2015
(r281976)
+++ stable/9/sys/dev/virtio/block/virtio_blk.c Sat Apr 25 06:50:15 2015
(r281977)
@@ -728,7 +728,8 @@ vtblk_alloc_disk(struct vtblk_softc *sc,
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 -
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