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Allow setting a lower ashift with -o ashift
[zfs.git]
/
module
/
zfs
/
vdev_raidz.c
diff --git
a/module/zfs/vdev_raidz.c
b/module/zfs/vdev_raidz.c
index
21c6e03
..
cb806c5
100644
(file)
--- a/
module/zfs/vdev_raidz.c
+++ b/
module/zfs/vdev_raidz.c
@@
-21,6
+21,7
@@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012 by Delphix. All rights reserved.
*/
#include <sys/zfs_context.h>
*/
#include <sys/zfs_context.h>
@@
-1441,7
+1442,8
@@
vdev_raidz_reconstruct(raidz_map_t *rm, int *t, int nt)
}
static int
}
static int
-vdev_raidz_open(vdev_t *vd, uint64_t *asize, uint64_t *ashift)
+vdev_raidz_open(vdev_t *vd, uint64_t *asize, uint64_t *max_asize,
+ uint64_t *ashift)
{
vdev_t *cvd;
uint64_t nparity = vd->vdev_nparity;
{
vdev_t *cvd;
uint64_t nparity = vd->vdev_nparity;
@@
-1469,10
+1471,12
@@
vdev_raidz_open(vdev_t *vd, uint64_t *asize, uint64_t *ashift)
}
*asize = MIN(*asize - 1, cvd->vdev_asize - 1) + 1;
}
*asize = MIN(*asize - 1, cvd->vdev_asize - 1) + 1;
+ *max_asize = MIN(*max_asize - 1, cvd->vdev_max_asize - 1) + 1;
*ashift = MAX(*ashift, cvd->vdev_ashift);
}
*asize *= vd->vdev_children;
*ashift = MAX(*ashift, cvd->vdev_ashift);
}
*asize *= vd->vdev_children;
+ *max_asize *= vd->vdev_children;
if (numerrors > nparity) {
vd->vdev_stat.vs_aux = VDEV_AUX_NO_REPLICAS;
if (numerrors > nparity) {
vd->vdev_stat.vs_aux = VDEV_AUX_NO_REPLICAS;