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MFC r281698:

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Do not report stripe size if it is equal to sector size.
This commit is contained in:
mav 2015-04-25 06:49:18 +00:00
parent 613943f9f1
commit 01924a30ae
1 changed files with 2 additions and 1 deletions
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3
sys/dev/virtio/block/virtio_blk.c
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@ -712,7 +712,8 @@ 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 -