RE: [PATCH] iommu/vt-d: Add support for multiple DMA aliases

2016-01-11 Thread Lawrynowicz, Jacek
> -Original Message- > From: David Woodhouse [mailto:dw...@infradead.org] > Sent: Friday, January 8, 2016 3:40 PM > To: Lawrynowicz, Jacek ; > io...@lists.linuxfoundation.org > Subject: Re: [PATCH] iommu/vt-d: Add support for multiple DMA aliases > > On Fri, 2015-11-06 at 16:21 +0100, Jace

[PATCH] iommu/vt-d: Add support for multiple DMA aliases

2016-01-11 Thread Jacek Lawrynowicz
This patch solves IOMMU support issues with PCIe non-transparent bridges that use Requester ID look-up tables (LUT), e.g. PEX8733. Before exiting the bridge, packet's RID is rewritten according to LUT programmed by a driver. Modified packets are then passed to a destination bus and processed upstre