testreshape5 - flush devices between tests.
We need to flush the block devices before reading different data. Signed-off-by: NeilBrown <neilb@suse.de>
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@ -27,6 +27,7 @@ do
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# test save
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# test save
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dd if=/dev/urandom of=$md0 bs=1024 count=$size
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dd if=/dev/urandom of=$md0 bs=1024 count=$size
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blockdev --flushbufs $md0 $devs
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> /tmp/NewRand
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> /tmp/NewRand
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$dir/test_stripe save /tmp/NewRand $disks $[chunk*1024] 5 $nlayout 0 $[size*1024] $devs
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$dir/test_stripe save /tmp/NewRand $disks $[chunk*1024] 5 $nlayout 0 $[size*1024] $devs
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cmp -s -n $[size*1024] $md0 /tmp/NewRand || { echo cmp failed ; exit 2; }
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cmp -s -n $[size*1024] $md0 /tmp/NewRand || { echo cmp failed ; exit 2; }
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