linux-kernel - Re: [PATCH -next] dma/sh: fix rcar-dma.c printk format warnings

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Date:	Mon, 28 Jul 2014 21:08:18 +0900
From:	Simon Horman <horms@...ge.net.au>
To:	Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:	Vinod Koul <vinod.koul@...el.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	"dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>,
	Dan Williams <dan.j.williams@...el.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -next] dma/sh: fix rcar-dma.c printk format warnings

On Mon, Jul 28, 2014 at 08:31:07PM +0900, Simon Horman wrote:
> [Replying again using an HTML-free mail client]
> 
> On Mon, Jul 28, 2014 at 01:20:59PM +0200, Laurent Pinchart wrote:
> > On Saturday 26 July 2014 21:19:30 Vinod Koul wrote:
> > > On Fri, Jul 25, 2014 at 10:02:39AM -0700, Randy Dunlap wrote:
> > > > From: Randy Dunlap <rdunlap@...radead.org>
> > > > 
> > > > Fix printk format warnings by using size_t modifiers ('z'):
> > > > 
> > > > ../drivers/dma/sh/rcar-dmac.c:759:4: warning: format '%u' expects argument
> > > > of type 'unsigned int', but argument 9 has type 'size_t' [-Wformat=]
> > > > ../drivers/dma/sh/rcar-dmac.c:759:4: warning: format '%u' expects
> > > > argument of type 'unsigned int', but argument 10 has type 'size_t'
> > > > [-Wformat=]
> > >
> > > This is not present in dmaengine trees. Simon is this in your tree?
> > 
> > The patch applies to a new driver under development that Simon took in his 
> > tree. From what he told me he plans to send a pull request soon.
> >  
> > > > Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> > > > Cc: Laurent Pinchart <laurent.pinchart@...asonboard.com>
> > > > Cc: Dan Williams <dan.j.williams@...el.com>
> > > > Cc: dmaengine@...r.kernel.org
> > 
> > Acked-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
> > 
> > Simon, should I submit a new version that incorporates this change, or do you 
> > want to include it in your pull request directly (possibly squashing it in the 
> > original commit) ?
> 
> Hi Laurent,
> 
> sorry for any confusion that I may have caused.
> I will see about squashing this change into the original commit.

On second thoughts I decided to commit this patch on top of
my branch in order to correctly credit Randy.

> > > > ---
> > > > 
> > > >  drivers/dma/sh/rcar-dmac.c |    2 +-
> > > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > > 
> > > > Index: linux-next-20140725/drivers/dma/sh/rcar-dmac.c
> > > > ===================================================================
> > > > --- linux-next-20140725.orig/drivers/dma/sh/rcar-dmac.c
> > > > +++ linux-next-20140725/drivers/dma/sh/rcar-dmac.c
> > > > @@ -757,7 +757,7 @@ rcar_dmac_chan_prep_sg(struct rcar_dmac_
> > > >  			hwdesc->size = size;
> > > >  			
> > > >  			dev_dbg(chan->chan.device->dev,
> > > > -				"chan%u: hwdesc %p/%p sgl %u@%p, %u/%u %pad -> %pad\n",
> > > > +				"chan%u: hwdesc %p/%p sgl %u@%p, %zu/%zu %pad -> %pad\n",
> > > >  				chan->index, hwdesc, desc, i, sg, size, len,
> > > >  				&hwdesc->src_addr, &hwdesc->dst_addr);
> > 
> > -- 
> > Regards,
> > 
> > Laurent Pinchart
> > 
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