Re: [PATCH v2 04/12] usb: gadget: aspeed: Improve debugging when nuking

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On Fri, 2019-07-12 at 12:06 +0300, Sergei Shtylyov wrote:
> On 12.07.2019 12:01, Sergei Shtylyov wrote:
> 
> > > When nuking requests, it's useful to display how many were
> > > actually nuked. It has proven handy when debugging issues
> > > where EP0 went in a wrong state.
> > > 
> > > Signed-off-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
> > > ---
> > >   drivers/usb/gadget/udc/aspeed-vhub/core.c | 7 +++++--
> > >   1 file changed, 5 insertions(+), 2 deletions(-)
> > > 
> > > diff --git a/drivers/usb/gadget/udc/aspeed-vhub/core.c 
> > > b/drivers/usb/gadget/udc/aspeed-vhub/core.c
> > > index db3628be38c0..0c77cd488c48 100644
> > > --- a/drivers/usb/gadget/udc/aspeed-vhub/core.c
> > > +++ b/drivers/usb/gadget/udc/aspeed-vhub/core.c
> > > @@ -65,13 +65,16 @@ void ast_vhub_done(struct ast_vhub_ep *ep, struct 
> > > ast_vhub_req *req,
> > >   void ast_vhub_nuke(struct ast_vhub_ep *ep, int status)
> > >   {
> > >       struct ast_vhub_req *req;
> > > -
> > > -    EPDBG(ep, "Nuking\n");
> > > +    int count = 0;
> > >       /* Beware, lock will be dropped & req-acquired by done() */
> > >       while (!list_empty(&ep->queue)) {
> > >           req = list_first_entry(&ep->queue, struct ast_vhub_req, queue);
> > >           ast_vhub_done(ep, req, status);
> > > +        count++;
> > > +    }
> > > +    if (count) {
> > > +        EPDBG(ep, "Nuked %d request(s)\n", count);
> > 
> >     CodingStyle says to avoid {} around a single statement.
> 
>     I somehow missed this in v1 posting, sorry about that.

Yeah well ... there used to be more in there, forgot to remove the {}
when I stripped it down. I'm not going to respin for something so
trivial unless something else shows up.

Felipe, what's your situation with getting those patches ? I haven't
heard for you in a couple of weeks...

Cheers,
Ben.





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