Messages in this thread | | | Subject | Re: [PATCH 00/15] iommu: Move domain allocation into drivers | From | Yingjoe Chen <> | Date | Fri, 20 Mar 2015 17:24:18 +0800 |
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On Tue, 2015-01-27 at 00:51 +0100, Joerg Roedel wrote: > From: Joerg Roedel <jroedel@suse.de> > > Hi, > > here is patch-set to replace the existing domain_init and > domain_destroy iommu-ops with the new domain_alloc and > domain_free callbacks > > The new callbacks move the allocation of iommu domains into > the iommu driver, allowing them to put a generic > iommu_domain struct into their own domain struct. This makes > domain handling in the drivers more cache efficient and > prepares the introduction of default domains in another > patch-set.
Hi Joerg,
What's the status of this patchset? While porting MTK IOMMU driver[1], we need to use a global variable because we need to do dma_alloc_coherent in our domain_init. I think we can remove that global variable if we base on this series.
Joe.C
[1] http://lists.infradead.org/pipermail/linux-arm-kernel/2015-March/328461.html
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