Re: [RFC PATCH 1/5] iommu: Add APIs for IOMMU PASID management

2018-12-15 Thread Lu Baolu
Hi, On 12/16/18 6:38 AM, Liu, Yi L wrote: From: Lu Baolu [mailto:baolu...@linux.intel.com] Sent: Sunday, November 11, 2018 10:45 PM Subject: [RFC PATCH 1/5] iommu: Add APIs for IOMMU PASID management This adds APIs for IOMMU drivers and device drivers to manage the PASIDs used for DMA

RE: [RFC PATCH 1/5] iommu: Add APIs for IOMMU PASID management

2018-12-15 Thread Liu, Yi L
> From: Lu Baolu [mailto:baolu...@linux.intel.com] > Sent: Sunday, November 11, 2018 10:45 PM > Subject: [RFC PATCH 1/5] iommu: Add APIs for IOMMU PASID management > > This adds APIs for IOMMU drivers and device drivers to manage the PASIDs used > for > DMA transfer and translation. It bases on

Re: [15/15] dma-mapping: bypass indirect calls for dma-direct

2018-12-15 Thread Guenter Roeck
Hi, On Fri, Dec 07, 2018 at 11:07:20AM -0800, Christoph Hellwig wrote: > Avoid expensive indirect calls in the fast path DMA mapping > operations by directly calling the dma_direct_* ops if we are using > the directly mapped DMA operations. > This patch results in arm64 boot failures. Reverting

Re: [PATCH 3/6] sparc: remove the sparc32_dma_ops indirection

2018-12-15 Thread Guenter Roeck
On 12/15/18 2:47 AM, Christoph Hellwig wrote: On Fri, Dec 14, 2018 at 10:30:18PM -0800, Guenter Roeck wrote: and so on, until qemu is terminated. This is seen with all sparc32 qemu emulations. Reverting the patch fixes the problem. Hi Guenter, can you check which of the three new ops is used

Re: [PATCH] dt-bindings: iommu: ipmmu-vmsa: Add r8a774c0 support

2018-12-15 Thread Simon Horman
On Thu, Dec 13, 2018 at 08:19:28PM +, Fabrizio Castro wrote: > Document RZ/G2E (R8A774C0) SoC bindings. > > Signed-off-by: Fabrizio Castro Reviewed-by: Simon Horman ___ iommu mailing list iommu@lists.linux-foundation.org

Re: [PATCH] kernel/dma/direct: Do not include SME mask in the DMA supported check

2018-12-15 Thread Christoph Hellwig
The mail seems to be so oddly encoded so that git-am fails on it. Can you resend as plain text? ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu

Re: [PATCH 3/6] sparc: remove the sparc32_dma_ops indirection

2018-12-15 Thread Christoph Hellwig
On Fri, Dec 14, 2018 at 10:30:18PM -0800, Guenter Roeck wrote: > and so on, until qemu is terminated. This is seen with all sparc32 > qemu emulations. Reverting the patch fixes the problem. Hi Guenter, can you check which of the three new ops is used in this case? Or provide the qemu config and