From cf5b790219adaa732214f1666931e6b8e5f4ea3f Mon Sep 17 00:00:00 2001 From: mav Date: Thu, 24 Dec 2009 13:38:02 +0000 Subject: As soon as geom_raid3 reports it's own stripe as sector size, report largest underlying provider's stripe, multiplied by number of data disks in array, due to transformation done, as array stripe. --- sys/geom/raid3/g_raid3.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/sys/geom/raid3/g_raid3.c b/sys/geom/raid3/g_raid3.c index 0feca0c..6425b2e 100644 --- a/sys/geom/raid3/g_raid3.c +++ b/sys/geom/raid3/g_raid3.c @@ -2317,6 +2317,8 @@ static void g_raid3_launch_provider(struct g_raid3_softc *sc) { struct g_provider *pp; + struct g_raid3_disk *disk; + int n; sx_assert(&sc->sc_lock, SX_LOCKED); @@ -2324,6 +2326,18 @@ g_raid3_launch_provider(struct g_raid3_softc *sc) pp = g_new_providerf(sc->sc_geom, "raid3/%s", sc->sc_name); pp->mediasize = sc->sc_mediasize; pp->sectorsize = sc->sc_sectorsize; + pp->stripesize = 0; + pp->stripeoffset = 0; + for (n = 0; n < sc->sc_ndisks; n++) { + disk = &sc->sc_disks[n]; + if (disk->d_consumer && disk->d_consumer->provider && + disk->d_consumer->provider->stripesize > pp->stripesize) { + pp->stripesize = disk->d_consumer->provider->stripesize; + pp->stripeoffset = disk->d_consumer->provider->stripeoffset; + } + } + pp->stripesize *= sc->sc_ndisks - 1; + pp->stripeoffset *= sc->sc_ndisks - 1; sc->sc_provider = pp; g_error_provider(pp, 0); g_topology_unlock(); -- cgit v1.1