Re: [Xen-devel] [PATCH] drivers: xen-blkfront: only talk_to_blkback() when in XenbusStateInitialising

[Jan Beulich]

>>> On 22.06.15 at 15:56, <konrad.wilk@xxxxxxxxxx> wrote:
> --- a/drivers/block/xen-blkfront.c
> +++ b/drivers/block/xen-blkfront.c
> @@ -1951,6 +1951,8 @@ static void blkback_changed(struct xenbus_device *dev,
>  
>  	switch (backend_state) {
>  	case XenbusStateInitWait:
> +		if (dev->state != XenbusStateInitialising)
> +			break;

If, as you say in a subsequent reply, all other drivers already have
such a check, wouldn't it make more sense to put this into xenbus'
backend_changed() or even xenbus_otherend_changed()?

Jan

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