diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/md/Kconfig | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig index fd2aae150ccc..ac25a48362ac 100644 --- a/drivers/md/Kconfig +++ b/drivers/md/Kconfig | |||
@@ -139,11 +139,12 @@ config MD_RAID5_RESHAPE | |||
139 | is online. However it is still EXPERIMENTAL code. It should | 139 | is online. However it is still EXPERIMENTAL code. It should |
140 | work, but please be sure that you have backups. | 140 | work, but please be sure that you have backups. |
141 | 141 | ||
142 | You will need a version of mdadm newer than 2.3.1. During the | 142 | You will need mdadm verion 2.4.1 or later to use this |
143 | early stage of reshape there is a critical section where live data | 143 | feature safely. During the early stage of reshape there is |
144 | is being over-written. A crash during this time needs extra care | 144 | a critical section where live data is being over-written. A |
145 | for recovery. The newer mdadm takes a copy of the data in the | 145 | crash during this time needs extra care for recovery. The |
146 | critical section and will restore it, if necessary, after a crash. | 146 | newer mdadm takes a copy of the data in the critical section |
147 | and will restore it, if necessary, after a crash. | ||
147 | 148 | ||
148 | The mdadm usage is e.g. | 149 | The mdadm usage is e.g. |
149 | mdadm --grow /dev/md1 --raid-disks=6 | 150 | mdadm --grow /dev/md1 --raid-disks=6 |