Em Mon, 14 Nov 2016 09:55:48 +0000
Chris Wilson <ch...@chris-wilson.co.uk> escreveu:

> On Fri, Nov 11, 2016 at 08:50:17AM +0000, Tvrtko Ursulin wrote:
> > From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
> > 
> > Scatterlist entries have an unsigned int for the offset so
> > correct the sg_alloc_table_from_pages function accordingly.
> > 
> > Since these are offsets withing a page, unsigned int is
> > wide enough.
> > 
> > Also converts callers which were using unsigned long locally
> > with the lower_32_bits annotation to make it explicitly
> > clear what is happening.
> > 
> > v2: Use offset_in_page. (Chris Wilson)
> > 
> > Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
> > Cc: Masahiro Yamada <yamada.masah...@socionext.com>
> > Cc: Pawel Osciak <pa...@osciak.com>
> > Cc: Marek Szyprowski <m.szyprow...@samsung.com>
> > Cc: Kyungmin Park <kyungmin.p...@samsung.com>
> > Cc: Tomasz Stanislawski <t.stanisl...@samsung.com>
> > Cc: Matt Porter <mpor...@kernel.crashing.org>
> > Cc: Alexandre Bounine <alexandre.boun...@idt.com>
> > Cc: linux-media@vger.kernel.org
> > Cc: linux-ker...@vger.kernel.org
> > Acked-by: Marek Szyprowski <m.szyprow...@samsung.com> (v1)  
> 
> If there were kerneldoc, it would nicely explain that having an offset
> larger then a page is silly when passing in array of pages.
> 
> Changes elsewhere look ok (personally I'd be happy with just
> offset_in_page(), 4GiB superpages are somebody else's problem :)

For the media changes, that looked OK. We don't have any needs
to stream 4GB images nowadays :-)

Reviewed-by: Mauro Carvalho Chehab <mche...@s-opensource.com>
 
> Reviewed-by: Chris Wilson <ch...@chris-wilson.co.uk>
> -Chris
> 


Thanks,
Mauro
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