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

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Date:   Sat, 10 Dec 2016 14:24:22 -0800
From:   Joe Perches <joe@...ches.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Julia Lawall <julia.lawall@...6.fr>,
        James Smart <james.smart@...adcom.com>,
        Keith Busch <keith.busch@...el.com>, Jens Axboe <axboe@...com>,
        linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org
Subject: Re: [patch] nvme-fabrics: correct some printk information

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;