[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH 6/6] Introduce per cpu flag (iommu_dont_flush_iotlb) to avoid unnecessary iotlb flush
At 18:25 +0000 on 07 Nov (1320690327), Jean Guyader wrote: > > Add cpu flag that will be checked by the iommu low level code > to skip iotlb flushes. iommu_iotlb_flush shall be called explicitly. The general approach is OK. I think the explicit flush on the xatp path belongs in the inner xatp function, along with the reat of the loop. Also, please add a comment beside the declaration in iommu.h to explain what the falg does and how it should be used. Cheers, Tim. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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