On Fri, 1 Mar 2019 13:59:20 -0500 "Jason J. Herne" <[email protected]> wrote:
> This is to support booting from vfio-ccw dasd devices. We basically implement > the real hardware ipl procedure. This allows for booting Linux guests on > vfio-ccw devices. > > vfio-ccw's channel program prefetch algorithm complicates ipl because most ipl > channel programs dynamically modify themselves. Details on the ipl process and > how we worked around this issue can be found in docs/devel/s390-dasd-ipl.txt. > > Note to Connie: In the v2 review you mentioned some issues with the error > handling code involving printing of the eckd dasd sense data. I've addressed > those concerns in a new patch just to make those changes clearly stand out > from > the rest of the code. I can squash them into patches 10, 11, and 15 if you > prefer that to having it as a separate patch. Whatever makes sense... but I'll let the s390 bios maintainers decide. Speaking of which: Please do keep Thomas on cc:... [This is probably a bit late for 4.0, as softfreeze is next Tuesday and pull requests for master need to be on-list by then... speaking of pull requests: I'd prefer to queue this via a pull request from the bios maintainers rather than picking the patches myself, if possible.]
