Re: [Xen-devel] [PATCH v2 1/2] net/xen-netfront: Correct printf format in xennet_get_responses

[Joe Perches <joe@xxxxxxxxxxx>]

On Fri, 2015-06-05 at 13:34 +0100, Julien Grall wrote:
> On 04/06/15 17:25, Joe Perches wrote:
> > On Thu, 2015-06-04 at 13:52 +0100, Julien Grall wrote:
> >> On 04/06/15 13:46, David Vrabel wrote:
> >>> On 04/06/15 13:45, Julien Grall wrote:
> >>>> On 03/06/15 18:06, Joe Perches wrote:
> >>>>> On Wed, 2015-06-03 at 17:55 +0100, Julien Grall wrote:
> >>>>>> rx->status is an int16_t, print it using %d rather than %u in order to
> >>>>>> have a meaningful value when the field is negative.
> >>>>> []
> >>>>>> diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
> >>>>> []
> >>>>>> @@ -733,7 +733,7 @@ static int xennet_get_responses(struct 
> >>>>>> netfront_queue *queue,
> >>>>>>                if (unlikely(rx->status < 0 ||
> >>>>>>                             rx->offset + rx->status > PAGE_SIZE)) {
> >>>>>>                        if (net_ratelimit())
> >>>>>> -                              dev_warn(dev, "rx->offset: %x, size: 
> >>>>>> %u\n",
> >>>>>> +                              dev_warn(dev, "rx->offset: %x, size: 
> >>>>>> %d\n",
> >>>>>
> >>>>> If you're going to do this, perhaps it'd be sensible to
> >>>>> also change the %x to %#x or 0x%x so that people don't
> >>>>> mistake offset without an [a-f] for decimal.
> >>>>
> >>>> Good idea. I will resend a version of this series.
> >>>>
> >>>> David, can I keep you Reviewed-by for this change?#
> >>>
> >>> Can you make the offset %d instead?
> > 
> > If you do, please change similar uses in
> > drivers/net/xen-netback/ in the same patch.
> 
> The format is not really consistent accross the 2 drivers and even
> within the same driver (see pending_idx which is some times print with
> %x and %d).
> 
> Anyway, ss it's a different drivers and maintainers I will prefer to
> send a separate patch for this.

It's all xen to me, but thanks.


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