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If the autoexpand pool property is turned on and vdev is healthy try to

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expand the pool automatically when we detect underlying GEOM provider
size change.

Obtained from:	Fudo Security
Tested in:	AWS
This commit is contained in:
Pawel Jakub Dawidek 2019-03-30 07:29:20 +00:00
parent e6b0d5eb9f
commit af4f9e5f00
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=345728
1 changed files with 24 additions and 0 deletions
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24
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c
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@ -157,6 +157,29 @@ vdev_geom_attrchanged(struct g_consumer *cp, const char *attr)
}
}
static void
vdev_geom_resize(struct g_consumer *cp)
{
struct consumer_priv_t *priv;
struct consumer_vdev_elem *elem;
spa_t *spa;
vdev_t *vd;
priv = (struct consumer_priv_t *)&cp->private;
if (SLIST_EMPTY(priv))
return;
SLIST_FOREACH(elem, priv, elems) {
vd = elem->vd;
if (vd->vdev_state != VDEV_STATE_HEALTHY)
continue;
spa = vd->vdev_spa;
if (!spa->spa_autoexpand)
continue;
vdev_online(spa, vd->vdev_guid, ZFS_ONLINE_EXPAND, NULL);
}
}
static void
vdev_geom_orphan(struct g_consumer *cp)
{
@ -229,6 +252,7 @@ vdev_geom_attach(struct g_provider *pp, vdev_t *vd, boolean_t sanity)
gp = g_new_geomf(&zfs_vdev_class, "zfs::vdev");
gp->orphan = vdev_geom_orphan;
gp->attrchanged = vdev_geom_attrchanged;
gp->resize = vdev_geom_resize;
cp = g_new_consumer(gp);
error = g_attach(cp, pp);
if (error != 0) {