On 13/10/17 20:05, Will Deacon wrote: > Hi Robin, > > On Thu, Aug 31, 2017 at 02:44:24PM +0100, Robin Murphy wrote: >> Since Nate reported a reasonable performance boost from the out-of-line >> MSI polling in v1 [1], I've now implemented the equivalent for cons >> polling as well - that has been boot-tested on D05 with some trivial I/O >> and at least doesn't seem to lock up or explode. There's also a little >> cosmetic tweaking to make the patches a bit cleaner as a series. >> >> Robin. >> >> [1] >> https://www.mail-archive.com/iommu@lists.linux-foundation.org/msg19657.html >> >> Robin Murphy (5): >> iommu/arm-smmu-v3: Specialise CMD_SYNC handling >> iommu/arm-smmu-v3: Forget about cmdq-sync interrupt >> iommu/arm-smmu-v3: Use CMD_SYNC completion interrupt >> iommu/arm-smmu-v3: Poll for CMD_SYNC outside cmdq lock >> iommu/arm-smmu-v3: Use burst-polling for sync completion > > What's this final mythical patch about? I don't see it in the series.
It's in the place 5/5 would be, I just tagged it as [RFT] since I have zero evidence whether it's worth the bother or not. > Anyway, the first two patches look fine to me, but this doesn't apply > on top of my iommu/devel branch so they will need rebasing. Will do. Thanks for the review, Robin. _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
