Messages in this thread | | | Date | Wed, 20 Oct 2010 19:26:37 +0300 | Subject | Re: [PATCHv4 4/4] iommu: create new api to set valid da range | From | Felipe Contreras <> |
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On Wed, Oct 20, 2010 at 6:22 PM, Guzman Lugo, Fernando <fernando.lugo@ti.com> wrote: >> On Wed, Oct 20, 2010 at 5:48 AM, Fernando Guzman Lugo >> <x0095840@ti.com> wrote: >> > Some IOMMUs cannot use the whole 0x0 - 0xFFFFFFFF range. >> > With this new API the valid range can be set. >> > >> > Signed-off-by: Fernando Guzman Lugo <x0095840@ti.com> >> >> I don't see the point in having an API. It could be done > > Thanks to this api we can make this: > > A new kconfig parameter for DMM size is added. Also DMM is > allocated in the last part of the IVA MMU capable address. > So that DMM address are far away of shared memory address > reducing the probability of shared memory corruption.
Ok, that's why it's usually a good idea to send a patch that makes use of the new API.
-- Felipe Contreras
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