On 06/15/2016 01:11 PM, Daniel Vetter wrote:
> On Wed, Jun 15, 2016 at 10:37:24AM +0200, Paul Bolle wrote:
>> [Added Sinclair, Thomas, and "VMware Graphics".]
>>
>> On do, 2016-04-14 at 07:34 -0700, Joe Perches wrote:
>>> On Thu, 2016-04-14 at 13:32 +0200, Paul Bolle wrote:
>>>> On do, 2016-03-03 at 11:26 +0100, Paul Bolle wrote:
>>>>> Use the upper_32_bits() macro instead of the four line equivalent that
>>>>> triggers a GCC warning on 32 bits x86:
>>>>>     drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c: In function
>>>>> 'vmw_cmdbuf_header_submit':
>>>>>     drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c:297:25: warning: right
>>>>> shift count >= width of type [-Wshift-count-overflow]
>>>>>        val = (header->handle >> 32);
>>>>>                              ^
>>>>>
>>>>> And use the lower_32_bits() macro instead of and-ing with a 32 bits
>>>>> mask.
>>>>>
>>>>> Signed-off-by: Paul Bolle <pebolle at tiscali.nl>
>>>>> ---
>>>>> Note: compile tested only (I don't use any of vmware's products).
>>>> The warning can still be seen on v4.6-rc3 for 32 bits x86. This patch
>>>> applies cleanly to that rc.
>>>>
>>>> Has anyone had a chance to look at this patch, and perhaps even test
>>>> it?
>>> Test?  Nope.  Seems obviously correct.
>> This warning still shows up when building v4.7-rc3 for 32 bits x86.
>>
>> Since my previous message an entry for this driver showed up in
>> MAINTAINERS. So I'd guess Sinclair, Thomas, etc want me to resend this
>> small patch. Is that correct?
> Sounds more like maintainers asleep at the helm ;-)
>
> I've applied this to drm-misc, Sinclair can apply polish later on if he
> wants to.
>
> Thanks, Daniel

Thanks for applying this.
FWIW,
Reviewed-by: Thomas Hellstrom <thellstrom at vmware.com>

/Thomas


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