> Hmm. This means there's no way to sync a range within > mapping created with map_sg?
It doesn't seem that there is one right now at least. > > It actually doesn't look too bad to replace our use of pci_map_sg() > > with dma_map_single(), at least at first glance. I'll try to write a > > patch later. > > Well, the reason map_sg is there is presumably because on some > architectures it's worth it to try and make the region contigious in DMA > space. > But I agree this seems the lesser evil at this point ... Given that we're already trying to allocate big chunks of physically contiguous memory, I think that any virtual merging we get is likely to be of very small benefit. It is kind of a shame to give this up though. - R. _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
