On Thu, 10 Dec 2015, Martin K. Petersen wrote: > >>>>> "Mikulas" == Mikulas Patocka <mpatocka@xxxxxxxxxx> writes: > > Mikulas, > > Mikulas> This patch series adds copy offload (the XCOPY command) to the > Mikulas> block layer, SCSI subsystems and device mapper. > > Now that the VFS stuff appears to stabilize I agree it's a good time to > revisit all this. I just merged the required VPD patches from Hannes so > those will be in 4.5. > > I have a bunch of changes to the SCSI code that I worked on over the > spring/summer based on a feedback from the array vendors after > discussions we started at LSF/MM. Generally speaking, their comments > didn't make things easier, nor prettier :( But your two bio approach is > a requirement to accommodate those needs (token-based copy) so I'll work > on consolidating your changes with mine. Let me know when you make some progress with that. Is there some software iSCSI implementation that supports token-based copy? So that I could try to make support for it. Mikulas > That said, we still need Mike Christie's patches to go in first. > > Mike: What's your status? I'm afraid I didn't get a chance to dig very > deep in your series since it coincided with me scrambling to sort out > SCSI for 4.4. Do you think there's a chance we could get your patches in > shape for 4.5? Is there an up-to-date tree I can look at? > > -- > Martin K. Petersen Oracle Linux Engineering Mikulas -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
