Do not invoke the resize event when previous provider's size was zero.
authorae <ae@FreeBSD.org>
Wed, 1 Mar 2017 18:03:32 +0000 (18:03 +0000)
committerae <ae@FreeBSD.org>
Wed, 1 Mar 2017 18:03:32 +0000 (18:03 +0000)
commitdcf8479255fa48a484d1d11da2a28fcd770b20be
tree0eddfc5112d3fc5b9bcfbf23e8991e11c64ef345
parentd31065a5f0c13a08f31f543b31f39a80113cf7e6
Do not invoke the resize event when previous provider's size was zero.
This is similar to r303637 fix for geom_disk.

Reported by: avg
Tested by: avg
MFC after: 1 week
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c