From 45c073c921cfbfe23eaafa0b2bb0986e85e60e27 Mon Sep 17 00:00:00 2001 From: Neil Brown Date: Tue, 10 Oct 2006 07:06:08 +1000 Subject: [PATCH] Clarify when update=super-minor happens automatcially .. in man page --- mdadm.8 | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/mdadm.8 b/mdadm.8 index 3ebef842..076ee637 100644 --- a/mdadm.8 +++ b/mdadm.8 @@ -724,8 +724,15 @@ The option will update the .B "preferred minor" field on each superblock to match the minor number of the array being -assembled. This is not needed on 2.6 and later kernels as they make -this adjustment automatically. +assembled. +This can be useful if +.B --examine +reports a different "Preferred Minor" to +.BR --detail . +In some cases this update will be performed automatically +by the kernel driver. In particular the update happens automatically +at the first write to an array with redundancy (RAID level 1 or +greater) on a 2.6 (or later) kernel. The .B uuid -- 2.39.2