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-rw-r--r--drivers/md/Kconfig11
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