diff options
| author | Kenneth R Westerback <krw@cvs.openbsd.org> | 2016-04-04 18:48:40 +0000 |
|---|---|---|
| committer | Kenneth R Westerback <krw@cvs.openbsd.org> | 2016-04-04 18:48:40 +0000 |
| commit | 920ebf8ac71d43445517fcb87fcc1a149478402e (patch) | |
| tree | 29012a19ddc2698e55b6f8be4d873ddbc97f4c15 /sys/dev/softraid_raid5.c | |
| parent | 9550b5c20eb6521c6be55ff7a01473d287609743 (diff) | |
Enable creation of softraid volumes using disks with non-512 byte
sectors. Volumes created will present a sector size equal to the
largest sector size of the constituent disks.
Softraid Metadata version cranks to 6 due to new field.
ok jsing@ with tweaks that will follow soon.
Diffstat (limited to 'sys/dev/softraid_raid5.c')
| -rw-r--r-- | sys/dev/softraid_raid5.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/sys/dev/softraid_raid5.c b/sys/dev/softraid_raid5.c index ee0c7fddc1b..bf886bba3a5 100644 --- a/sys/dev/softraid_raid5.c +++ b/sys/dev/softraid_raid5.c @@ -1,4 +1,4 @@ -/* $OpenBSD: softraid_raid5.c,v 1.23 2015/07/21 03:30:51 krw Exp $ */ +/* $OpenBSD: softraid_raid5.c,v 1.24 2016/04/04 18:48:39 krw Exp $ */ /* * Copyright (c) 2014 Joel Sing <jsing@openbsd.org> * Copyright (c) 2009 Marco Peereboom <marco@peereboom.us> @@ -96,12 +96,22 @@ int sr_raid5_create(struct sr_discipline *sd, struct bioc_createraid *bc, int no_chunk, int64_t coerced_size) { + int i; + u_int32_t secsize; + if (no_chunk < 3) { sr_error(sd->sd_sc, "%s requires three or more chunks", sd->sd_name); return EINVAL; } + secsize = sd->sd_vol.sv_chunks[0]->src_secsize; + for (i = 0; i < no_chunk; i++) { + if (sd->sd_vol.sv_chunks[i]->src_secsize > secsize) + secsize = sd->sd_vol.sv_chunks[i]->src_secsize; + } + sd->sd_meta->ssdi.ssd_secsize = secsize; + /* * XXX add variable strip size later even though MAXPHYS is really * the clever value, users like to tinker with that type of stuff. |