Re: [PATCH v3 02/11] iommu/arm-smmu: Introduce iommu_group notifier block

2014-01-24 Thread Andreas Herrmann
On Thu, Jan 23, 2014 at 08:24:29PM +0100, Andreas Herrmann wrote: On Wed, Jan 22, 2014 at 03:33:52PM +, Will Deacon wrote: On Wed, Jan 22, 2014 at 01:54:11PM +, Varun Sethi wrote: Ok, so are you suggesting that we perform the isolation mapping in arm_smmu_add_device and drop

Re: [PATCH v2 2/5] x86: enable DMA CMA with swiotlb

2014-01-24 Thread Konrad Rzeszutek Wilk
On Fri, Jan 17, 2014 at 08:32:09AM +0900, Akinobu Mita wrote: 2014/1/16 Konrad Rzeszutek Wilk konrad.w...@oracle.com: On Tue, Jan 14, 2014 at 11:13:47PM +0900, Akinobu Mita wrote: The DMA Contiguous Memory Allocator support on x86 is disabled when swiotlb config option is enabled. So DMA

Re: [PATCHv3 0/6] Crashdump Accepting Active IOMMU

2014-01-24 Thread Baoquan He
Tested this patchset on my local HP Z420 workstation, and it works very well. Hi Bill, Thanks for your effort. There are several concerns from me. Firstly, I think the patch log need be rearanged. Patchset cover letter can contain information to express why, how briefly. If you think this is

[PATCH] iommu/amd: Add quirk for broken Marvell 88SE91xx SATA

2014-01-24 Thread Mark Derbyshire
Thomas Kuther writes: I have the same board (990FXA-UD5) and the same problem. Applied the patch (against 3.12.2) and dmesg reads: [0.755642] AMD-Vi: Applying merge-fn quirk for device :03:00.0 [0.755648] AMD-Vi: Applying merge-fn quirk for device :09:00.0 03:00 is the SATA