linux-kernel - Re: linux-next: build warnings after merge of the usb tree

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Date:   Thu, 2 Nov 2017 09:45:41 +0100
From:   Greg KH <greg@...ah.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>
Subject: Re: linux-next: build warnings after merge of the usb tree

On Thu, Nov 02, 2017 at 03:10:22PM +1100, Stephen Rothwell wrote:
> Hi Greg,
> 
> After merging the usb tree, today's linux-next build (x86_64 allmodconfig)
> produced these warnings:
> 
> In file included from include/linux/printk.h:327:0,
>                  from include/linux/kernel.h:13,
>                  from include/asm-generic/bug.h:15,
>                  from arch/x86/include/asm/bug.h:81,
>                  from include/linux/bug.h:4,
>                  from include/linux/scatterlist.h:6,
>                  from include/linux/dmapool.h:14,
>                  from drivers/usb/mtu3/mtu3_qmu.c:30:
> drivers/usb/mtu3/mtu3_qmu.c: In function 'mtu3_prepare_tx_gpd':
> drivers/usb/mtu3/mtu3_qmu.c:261:25: warning: format '%p' expects argument of type 'void *', but argument 7 has type 'dma_addr_t {aka long long unsigned int}' [-Wformat=]
>   dev_dbg(mep->mtu->dev, "TX-EP%d queue gpd=%p, enq=%p, qdma=%pad\n",
>                          ^
> include/linux/dynamic_debug.h:134:39: note: in definition of macro 'dynamic_dev_dbg'
>    __dynamic_dev_dbg(&descriptor, dev, fmt, \
>                                        ^
> drivers/usb/mtu3/mtu3_qmu.c:261:2: note: in expansion of macro 'dev_dbg'
>   dev_dbg(mep->mtu->dev, "TX-EP%d queue gpd=%p, enq=%p, qdma=%pad\n",
>   ^
> drivers/usb/mtu3/mtu3_qmu.c: In function 'mtu3_prepare_rx_gpd':
> drivers/usb/mtu3/mtu3_qmu.c:300:25: warning: format '%p' expects argument of type 'void *', but argument 7 has type 'dma_addr_t {aka long long unsigned int}' [-Wformat=]
>   dev_dbg(mep->mtu->dev, "RX-EP%d queue gpd=%p, enq=%p, qdma=%pad\n",
>                          ^
> include/linux/dynamic_debug.h:134:39: note: in definition of macro 'dynamic_dev_dbg'
>    __dynamic_dev_dbg(&descriptor, dev, fmt, \
>                                        ^
> drivers/usb/mtu3/mtu3_qmu.c:300:2: note: in expansion of macro 'dev_dbg'
>   dev_dbg(mep->mtu->dev, "RX-EP%d queue gpd=%p, enq=%p, qdma=%pad\n",
>   ^
> 
> Introduced by commit
> 
>   1a46dfea0841 ("usb: mtu3: support 36-bit DMA address")

I think I have a patch that just landed in my tree to fix this one up.
You should see it soon.

thanks,

greg k-h