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(parent: 2ac295a) | patch
md: refuse to change shape of array if it is active but read-only
authorNeilBrown <neilb@suse.de>
Wed, 28 May 2014 03:39:21 +0000 (13:39 +1000)
committerNeilBrown <neilb@suse.de>
Thu, 29 May 2014 06:59:30 +0000 (16:59 +1000)
commitbd8839e03b8e70fbbe08bbff70d8cba95273c823
tree29419f9639907eabb74e527fd3ed71bc08a122e9tree | snapshot (tar.gz zip)
parent2ac295a544dcae9299cba13ce250419117ae7fd1commit | diff
md: refuse to change shape of array if it is active but read-only

read-only arrays should not be changed.  This includes changing
the level, layout, size, or number of devices.

So reject those changes for readonly arrays.

Signed-off-by: NeilBrown <neilb@suse.de>
drivers/md/md.c diff | blob | blame | history