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authorShaohua Li <shli@fb.com>2016-09-30 09:45:40 -0700
committerShaohua Li <shli@fb.com>2016-10-03 10:20:27 -0700
commitbb086a89a406b5d877ee616f1490fcc81f8e1b2b (patch)
treed74a8a87ec39992d499e81a98c3de7a456d62486 /lib/raid6
parent099b548c429217a8306adbd1552d326615c9b903 (diff)
downloadlinux-bb086a89a406b5d877ee616f1490fcc81f8e1b2b.tar.bz2
md: set rotational bit
if all disks in an array are non-rotational, set the array non-rotational. This only works for array with all disks populated at startup. Support for disk hotadd/hotremove could be added later if necessary. Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Shaohua Li <shli@fb.com>
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