linux-kernel - Re: linux-next: build failure after merge of the xen-tip tree

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Message-ID: <552E3772.7050209@citrix.com>
Date:	Wed, 15 Apr 2015 11:03:30 +0100
From:	David Vrabel <david.vrabel@...rix.com>
To:	Bob Liu <bob.liu@...cle.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>
CC:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Stefano Stabellini <stefano.stabellini@...citrix.com>,
	Xen Devel <Xen-devel@...ts.xensource.com>,
	<linux-next@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Wei Liu <wei.liu2@...rix.com>,
	Paul Durrant <paul.durrant@...rix.com>
Subject: Re: linux-next: build failure after merge of the xen-tip tree

On 13/04/15 09:36, Bob Liu wrote:
> Hi Stephen,
> 
> On 04/13/2015 04:09 PM, Stephen Rothwell wrote:
>> Hi all,
>>
>> After merging the xen-tip tree, today's linux-next build (x86_64
>> allmodconfig)
>> failed like this:
>>
>> drivers/char/tpm/xen-tpmfront.c: In function 'setup_ring':
>> drivers/char/tpm/xen-tpmfront.c:203:7: warning: passing argument 2 of
>> 'xenbus_grant_ring' makes pointer from integer without a cast
>>    rv = xenbus_grant_ring(dev, virt_to_mfn(priv->shr));
>>         ^
>> In file included from drivers/char/tpm/xen-tpmfront.c:17:0:
>> include/xen/xenbus.h:206:5: note: expected 'void *' but argument is of
>> type 'long unsigned int'
>>   int xenbus_grant_ring(struct xenbus_device *dev, void *vaddr,
>>       ^
>> drivers/char/tpm/xen-tpmfront.c:203:7: error: too few arguments to
>> function 'xenbus_grant_ring'
>>    rv = xenbus_grant_ring(dev, virt_to_mfn(priv->shr));
>>         ^
>> In file included from drivers/char/tpm/xen-tpmfront.c:17:0:
>> include/xen/xenbus.h:206:5: note: declared here
>>   int xenbus_grant_ring(struct xenbus_device *dev, void *vaddr,
>>       ^
>>
>> Caused by commit 1b1586eeeb8c ("xenbus_client: Extend interface to
>> support multi-page ring").
>>
>> I have used the xen-tip tree from next-20150410 for today.
>>
> 
> Sorry for this issue, I missed the xentpm-front.c file in that patch.
> (Original patch from Wei Liu already included the right modification
> which didn't exist in Paul's.)
> 
> Attached patch should fix this build failure.

Thanks. I've folded this in.

David
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