linux-kernel - Re: [PATCH] xen/tmem: Pass page instead of pfn to xen_tmem_get

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Message-ID: <CA+LKeY4aZmxwRpi7Ec4wKUJk+z0hz=om2eh8p-uNd2PkJ39dAw@mail.gmail.com>
Date:	Sat, 22 Aug 2015 11:51:24 -0300
From:	Murilo Opsfelder Araújo <mopsfelder@...il.com>
To:	Julien Grall <julien.grall@...rix.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	xen-devel@...ts.xenproject.org,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	Stefano Stabellini <stefano.stabellini@...citrix.com>,
	David Vrabel <david.vrabel@...rix.com>
Subject: Re: [PATCH] xen/tmem: Pass page instead of pfn to xen_tmem_get_page()

On Wed, Aug 19, 2015 at 9:23 PM, Julien Grall <julien.grall@...rix.com> wrote:
> Hi,
>
> On 19/08/2015 06:25, Murilo Opsfelder Araujo wrote:
>>
>> The commit 091208a676dfdabb2b8fe86ee155c6fc80081b69 "xen/tmem: Use
>> xen_page_to_gfn rather than pfn_to_gfn" left behind a call to
>> xen_tmem_get_page() receiving pfn instead of page.
>>
>> This change also fixes the following build warning:
>>
>> drivers/xen/tmem.c: In function ‘tmem_cleancache_get_page’:
>> drivers/xen/tmem.c:194:47: warning: passing argument 4 of
>> ‘xen_tmem_get_page’ makes pointer from integer without a cast
>>    ret = xen_tmem_get_page((u32)pool, oid, ind, pfn);
>>                                                 ^
>> drivers/xen/tmem.c:138:12: note: expected ‘struct page *’ but argument is
>> of type ‘long unsigned int’
>>   static int xen_tmem_get_page(u32 pool_id, struct tmem_oid oid,
>>              ^
>>
>> Signed-off-by: Murilo Opsfelder Araujo <mopsfelder@...il.com>
>
>
> Sorry for the breakage, I haven't spot it because CONFIG_CLEANCACHE is not
> enabled on my config.
>
> Reviewed-by: Julien Grall <julien.grall@...rix.com>
>
> Regards,
>
> --
> Julien Grall

Hi, Julien.

No need to apologize, and thanks for reviewing that.

-- 
Murilo
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