On Thu, Oct 15 2015 at 8:10am -0400, Christoph Hellwig <hch@xxxxxx> wrote: > This series adds support for a simplified Persistent Reservation API > to the block layer. The intent is that both in-kernel and userspace > consumers can use the API instead of having to hand craft SCSI or NVMe > command through the various pass through interfaces. It also adds > DM support as getting reservations through dm-multipath is a major > pain with the current scheme. > > The ioctl API is documented in Documentation/block/pr.txt, but to > fully understand the concept you'll have to read up the SPC spec, > PRs are too complicated that trying to rephrase them into different > terminology is just going to create confusion. > > Note that Mike wants to include the DM patches so through the DM > tree, so they are only included for reference. I looked at these again and the DM changes look good. Any update on if/when the block changes will land? -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
