diff options
author | Neil Brown <neilb@notabene.brown> | 2008-06-27 18:31:31 -0400 |
---|---|---|
committer | Neil Brown <neilb@notabene.brown> | 2008-06-27 18:31:31 -0400 |
commit | 6c2fce2ef6b4821c21b5c42c7207cb9cf8c87eda (patch) | |
tree | 726b16f46c039df387f7cdfe0d195821d8955532 /drivers/md/raid1.c | |
parent | 8ed0a5216a0238f53b482ec88ce4aeed4b9f0da1 (diff) |
Support adding a spare to a live md array with external metadata.
i.e. extend the 'md/dev-XXX/slot' attribute so that you can
tell a device to fill an vacant slot in an and md array.
Signed-off-by: Neil Brown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r-- | drivers/md/raid1.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index c610b947218a..d32fc559ff05 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c | |||
@@ -1103,8 +1103,13 @@ static int raid1_add_disk(mddev_t *mddev, mdk_rdev_t *rdev) | |||
1103 | int found = 0; | 1103 | int found = 0; |
1104 | int mirror = 0; | 1104 | int mirror = 0; |
1105 | mirror_info_t *p; | 1105 | mirror_info_t *p; |
1106 | int first = 0; | ||
1107 | int last = mddev->raid_disks - 1; | ||
1106 | 1108 | ||
1107 | for (mirror=0; mirror < mddev->raid_disks; mirror++) | 1109 | if (rdev->raid_disk >= 0) |
1110 | first = last = rdev->raid_disk; | ||
1111 | |||
1112 | for (mirror = first; mirror <= last; mirror++) | ||
1108 | if ( !(p=conf->mirrors+mirror)->rdev) { | 1113 | if ( !(p=conf->mirrors+mirror)->rdev) { |
1109 | 1114 | ||
1110 | blk_queue_stack_limits(mddev->queue, | 1115 | blk_queue_stack_limits(mddev->queue, |