Re: [patch] nvme-fabrics: correct some printk information

From: Julia Lawall
Date: Mon Dec 12 2016 - 10:47:23 EST




On Mon, 12 Dec 2016, Dan Carpenter wrote:

> On Sat, Dec 10, 2016 at 02:24:22PM -0800, Joe Perches wrote:
> > On Sun, 2016-12-11 at 00:07 +0300, Dan Carpenter wrote:
> > > On Sat, Dec 10, 2016 at 12:54:50PM -0800, Joe Perches wrote:
> > > > diff -u -p drivers//dma/pxa_dma.c /tmp/nothing//dma/pxa_dma.c
> > > > --- drivers//dma/pxa_dma.c
> > > > +++ /tmp/nothing//dma/pxa_dma.c
> > > > @@ -640,9 +640,6 @@ static unsigned int clear_chan_irq(struc
> > > > dcsr = phy_readl_relaxed(phy, DCSR);
> > > > phy_writel(phy, dcsr, DCSR);
> > > > if ((dcsr & PXA_DCSR_BUSERR) && (phy->vchan))
> > > > - dev_warn(&phy->vchan->vc.chan.dev->device,
> > > > - "%s(chan=%p): PXA_DCSR_BUSERR\n",
> > > > - __func__, &phy->vchan);
> > >
> > > That's not a defect. We're getting the address of vchan. I don't get
> > > it?
> >
> > $ git grep -n -w vchan drivers/dma/pxa*
> > drivers/dma/pxa_dma.c:103: struct pxad_chan *vchan;
>
> I'm not sure what you're saying here still. This code works as
> intended. We're not printing a stack address.

I guess that the point is that one would like to print the channel, not
the address of the channel?

julia