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Date:      Thu, 20 Jan 2011 22:54:10 +0000 (UTC)
From:      Warner Losh <imp@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-projects@freebsd.org
Subject:   svn commit: r217662 - projects/graid/head/sys/geom/raid
Message-ID:  <201101202254.p0KMsAOB030597@svn.freebsd.org>

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Author: imp
Date: Thu Jan 20 22:54:10 2011
New Revision: 217662
URL: http://svn.freebsd.org/changeset/base/217662

Log:
  RAID1 is overloaded.  Document how here.

Modified:
  projects/graid/head/sys/geom/raid/md_intel.c

Modified: projects/graid/head/sys/geom/raid/md_intel.c
==============================================================================
--- projects/graid/head/sys/geom/raid/md_intel.c	Thu Jan 20 21:25:16 2011	(r217661)
+++ projects/graid/head/sys/geom/raid/md_intel.c	Thu Jan 20 22:54:10 2011	(r217662)
@@ -773,9 +773,9 @@ g_raid_md_intel_start(struct g_raid_soft
 		if (mmap->type == INTEL_T_RAID0)
 			vol->v_raid_level = G_RAID_VOLUME_RL_RAID0;
 		else if (mmap->type == INTEL_T_RAID1 &&
-		    mmap->total_disks < 4)
+		    mmap->total_disks < 4) /* >= 4 disks -> RAID10 */
 			vol->v_raid_level = G_RAID_VOLUME_RL_RAID1;
-		else if (mmap->type == INTEL_T_RAID1)
+		else if (mmap->type == INTEL_T_RAID1) /* SIC */
 			vol->v_raid_level = G_RAID_VOLUME_RL_RAID10;
 		else if (mmap->type == INTEL_T_RAID5)
 			vol->v_raid_level = G_RAID_VOLUME_RL_RAID5;



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