Re: [PATCH] generic/081: hack around the lvm unmount race

[Brian Foster <bfoster@redhat.com>]

On Mon, Jan 09, 2017 at 02:38:18PM +0100, Christoph Hellwig wrote:
> This is butt ugly, but I see no better way than to wait a bit to
> work around the race between the weird umount in LVM, and the mount
> ismounted checks.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---

Yes please:

Reviewed-by: Brian Foster <bfoster@redhat.com>

I've had this test expunged from some setups simply because this failure
can cause the entire test run to go off the rails.

>  tests/generic/081 | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/tests/generic/081 b/tests/generic/081
> index 11755d4..426766d 100755
> --- a/tests/generic/081
> +++ b/tests/generic/081
> @@ -35,6 +35,8 @@ _cleanup()
>  	cd /
>  	rm -f $tmp.*
>  	# lvm may have umounted it on I/O error, but in case it does not
> +	# wait a bit for lvm to settle, sigh..
> +	sleep 2
>  	$UMOUNT_PROG $mnt >/dev/null 2>&1
>  	$LVM_PROG vgremove -f $vgname >>$seqres.full 2>&1
>  	$LVM_PROG pvremove -f $SCRATCH_DEV >>$seqres.full 2>&1
> -- 
> 2.1.4
> 
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