On Wed, Feb 4, 2015 at 11:21 AM, Marek Szyprowski
<[email protected]> wrote:
> Hello,
>
> On 2015-02-04 10:23, Carlo Caione wrote:
>>
>> From: "Jasper St. Pierre" <[email protected]>
>>
>> Even without an iommu, NO_KERNEL_MAPPING is still convenient to save on
>> kernel address space in places where we don't need a kernel mapping.
>> Implement support for it in the two places where we're creating an
>> expensive mapping.
>>
>> __alloc_from_pool uses an internal pool from which we already have
>> virtual addresses, so it's not relevant, and __alloc_simple_buffer uses
>> alloc_pages, which will always return a lowmem page, which is already
>> mapped into kernel space, so we can't prevent a mapping for it in that
>> case.
>>
>> Signed-off-by: Jasper St. Pierre <[email protected]>
>> Signed-off-by: Carlo Caione <[email protected]>
>> Reviewed-by: Rob Clark <[email protected]>
>> Reviewed-by: Daniel Drake <[email protected]>
>
>
> Acked-by: Marek Szyprowski <[email protected]>

Thanks. Who is supposed to take this patch? Russel?

Cheers,

-- 
Carlo Caione
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