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authormlelstv <mlelstv@NetBSD.org>2010-12-23 14:58:13 +0000
committermlelstv <mlelstv@NetBSD.org>2010-12-23 14:58:13 +0000
commit8c3ce541fba63061602b31b4c95ff0d056f3b769 (patch)
treeecad0048e7c4b4c04cadd3050c4a4e13a0560a33 /sys/dev/dm/dm_pdev.c
parent4ebb5d99777fea12743bcfc8e06d466325a7f33c (diff)
make dm aware of physical sector sizes.
For aggregates of multiple disks we use the largest sector size from all disks. For standard power-of-2 sizes this is the same as the least common multiple. We still require proper alignment of the targets in the mapping table. ok by haad@
Diffstat (limited to 'sys/dev/dm/dm_pdev.c')
-rw-r--r--sys/dev/dm/dm_pdev.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/dev/dm/dm_pdev.c b/sys/dev/dm/dm_pdev.c
index 7f63a463691..81867cebedb 100644
--- a/sys/dev/dm/dm_pdev.c
+++ b/sys/dev/dm/dm_pdev.c
@@ -1,4 +1,4 @@
-/* $NetBSD: dm_pdev.c,v 1.7 2010/11/19 06:44:40 dholland Exp $ */
+/* $NetBSD: dm_pdev.c,v 1.8 2010/12/23 14:58:13 mlelstv Exp $ */
/*
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -119,6 +119,7 @@ dm_pdev_insert(const char *dev_name)
kmem_free(dmp, sizeof(dm_pdev_t));
return NULL;
}
+ getdisksize(dmp->pdev_vnode, &dmp->pdev_numsec, &dmp->pdev_secsize);
dmp->ref_cnt = 1;
mutex_enter(&dm_pdev_mutex);