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authorNeilBrown <neilb@suse.de>2010-06-01 13:37:23 +0400
committerNeilBrown <neilb@suse.de>2010-07-21 07:27:53 +0400
commit00bcb4ac7ee7e557a491b614219142cea0ef16f4 (patch)
tree992cfa1d0e653aa3de8f0865c5e1a5a0fee4f935 /drivers/md/raid5.c
parentd0c6f6258478e1dba532bf7c28e2cd6e1047d3a4 (diff)
downloadlinux-00bcb4ac7ee7e557a491b614219142cea0ef16f4.tar.xz
md: reduce dependence on sysfs.
We will want md devices to live as dm targets where sysfs is not visible. So allow md to not connect to sysfs. Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid5.c')
-rw-r--r--drivers/md/raid5.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 96c690279fc6..6a7a30113161 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5158,7 +5158,8 @@ static int run(mddev_t *mddev)
/* Ok, everything is just fine now */
if (mddev->to_remove == &raid5_attrs_group)
mddev->to_remove = NULL;
- else if (sysfs_create_group(&mddev->kobj, &raid5_attrs_group))
+ else if (mddev->kobj.sd &&
+ sysfs_create_group(&mddev->kobj, &raid5_attrs_group))
printk(KERN_WARNING
"md/raid:%s: failed to create sysfs attributes.\n",
mdname(mddev));
@@ -5545,10 +5546,7 @@ static int raid5_start_reshape(mddev_t *mddev)
sprintf(nm, "rd%d", rdev->raid_disk);
if (sysfs_create_link(&mddev->kobj,
&rdev->kobj, nm))
- printk(KERN_WARNING
- "md/raid:%s: failed to create "
- " link %s\n",
- mdname(mddev), nm);
+ /* Failure here is OK */;
} else
break;
}