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dm raid: fix typos in Documentation/device-mapper/dm-raid.txt

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Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Masanari Iida 2016-10-17 21:17:10 +09:00 committed by Mike Snitzer
parent 23cab26dfc
commit bb1423a96f
1 changed files with 4 additions and 4 deletions
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Documentation/device-mapper/dm-raid.txt
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@ -17,7 +17,7 @@ The target is named "raid" and it accepts the following parameters:
raid0 RAID0 striping (no resilience) raid0 RAID0 striping (no resilience)
raid1 RAID1 mirroring raid1 RAID1 mirroring
raid4 RAID4 with dedicated last parity disk raid4 RAID4 with dedicated last parity disk
raid5_n RAID5 with dedicated last parity disk suporting takeover raid5_n RAID5 with dedicated last parity disk supporting takeover
Same as raid4 Same as raid4
-Transitory layout -Transitory layout
raid5_la RAID5 left asymmetric raid5_la RAID5 left asymmetric
@ -36,7 +36,7 @@ The target is named "raid" and it accepts the following parameters:
- rotating parity N (right-to-left) with data continuation - rotating parity N (right-to-left) with data continuation
raid6_n_6 RAID6 with dedicate parity disks raid6_n_6 RAID6 with dedicate parity disks
- parity and Q-syndrome on the last 2 disks; - parity and Q-syndrome on the last 2 disks;
laylout for takeover from/to raid4/raid5_n layout for takeover from/to raid4/raid5_n
raid6_la_6 Same as "raid_la" plus dedicated last Q-syndrome disk raid6_la_6 Same as "raid_la" plus dedicated last Q-syndrome disk
- layout for takeover from raid5_la from/to raid6 - layout for takeover from raid5_la from/to raid6
raid6_ra_6 Same as "raid5_ra" dedicated last Q-syndrome disk raid6_ra_6 Same as "raid5_ra" dedicated last Q-syndrome disk
@ -137,8 +137,8 @@ The target is named "raid" and it accepts the following parameters:
device removal (negative value) or device addition (positive device removal (negative value) or device addition (positive
value) to any reshape supporting raid levels 4/5/6 and 10. value) to any reshape supporting raid levels 4/5/6 and 10.
RAID levels 4/5/6 allow for addition of devices (metadata RAID levels 4/5/6 allow for addition of devices (metadata
and data device tupel), raid10_near and raid10_offset only and data device tuple), raid10_near and raid10_offset only
allow for device addtion. raid10_far does not support any allow for device addition. raid10_far does not support any
reshaping at all. reshaping at all.
A minimum of devices have to be kept to enforce resilience, A minimum of devices have to be kept to enforce resilience,
which is 3 devices for raid4/5 and 4 devices for raid6. which is 3 devices for raid4/5 and 4 devices for raid6.