| Subject | Re: [PATCH v4 08/35] iommu/mediatek: Use kmalloc for protect buffer | From | AngeloGioacchino Del Regno <> | Date | Thu, 27 Jan 2022 12:08:14 +0100 |
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Il 25/01/22 09:56, Yong Wu ha scritto: > No need zero for the protect buffer that is only accessed by the IOMMU HW > translation fault happened. > > Signed-off-by: Yong Wu <yong.wu@mediatek.com>
I would rather keep this a devm_kzalloc instead... the cost is very minimal and this will be handy when new hardware will be introduced, as it may require a bigger buffer: in that case, "older" platforms will use only part of it and we may get garbage data at the end.
Regards, Angelo
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