On Fri, May 17, 2024 at 01:18:52PM +0100, Jonathan Cameron wrote: > On Thu, 16 May 2024 10:05:33 -0700 > fan <nifan....@gmail.com> wrote: > > > On Fri, Apr 19, 2024 at 02:24:36PM -0400, Gregory Price wrote: > > > On Thu, Apr 18, 2024 at 04:10:51PM -0700, nifan....@gmail.com wrote: > > > > A git tree of this series can be found here (with one extra commit on > > > > top > > > > for printing out accepted/pending extent list): > > > > https://github.com/moking/qemu/tree/dcd-v7 > > > > > > > > v6->v7: > > > > > > > > 1. Fixed the dvsec range register issue mentioned in the the cover > > > > letter in v6. > > > > Only relevant bits are set to mark the device ready (Patch 6). > > > > (Jonathan) > > > > 2. Moved the if statement in cxl_setup_memory from Patch 6 to Patch 4. > > > > (Jonathan) > > > > 3. Used MIN instead of if statement to get record_count in Patch 7. > > > > (Jonathan) > > > > 4. Added "Reviewed-by" tag to Patch 7. > > > > 5. Modified cxl_dc_extent_release_dry_run so the updated extent list > > > > can be > > > > reused in cmd_dcd_release_dyn_cap to simplify the process in Patch > > > > 8. (Jørgen) > > > > 6. Added comments to indicate further "TODO" items in > > > > cmd_dcd_add_dyn_cap_rsp. > > > > (Jonathan) > > > > 7. Avoided irrelevant code reformat in Patch 8. (Jonathan) > > > > 8. Modified QMP interfaces for adding/releasing DC extents to allow > > > > passing > > > > tags, selection policy, flags in the interface. (Jonathan, Gregory) > > > > 9. Redesigned the pending list so extents in the same requests are > > > > grouped > > > > together. A new data structure is introduced to represent "extent > > > > group" > > > > in pending list. (Jonathan) > > > > 10. Added support in QMP interface for "More" flag. > > > > 11. Check "Forced removal" flag for release request and not let it pass > > > > through. > > > > 12. Removed the dynamic capacity log type from CxlEventLog definition > > > > in cxl.json > > > > to avoid the side effect it may introduce to inject error to DC > > > > event log. > > > > (Jonathan) > > > > 13. Hard coded the event log type to dynamic capacity event log in QMP > > > > interfaces. (Jonathan) > > > > 14. Adding space in between "-1]". (Jonathan) > > > > 15. Some minor comment fixes. > > > > > > > > The code is tested with similar setup and has passed similar tests as > > > > listed > > > > in the cover letter of v5[1] and v6[2]. > > > > Also, the code is tested with the latest DCD kernel patchset[3]. > > > > > > > > [1] Qemu DCD patchset v5: > > > > https://lore.kernel.org/linux-cxl/20240304194331.1586191-1-nifan....@gmail.com/T/#t > > > > [2] Qemu DCD patchset v6: > > > > https://lore.kernel.org/linux-cxl/20240325190339.696686-1-nifan....@gmail.com/T/#t > > > > [3] DCD kernel patches: > > > > https://lore.kernel.org/linux-cxl/20240324-dcd-type2-upstream-v1-0-b7b00d623...@intel.com/T/#m11c571e21c4fe17c7d04ec5c2c7bc7cbf2cd07e3 > > > > > > > > > > added review to all patches, will hopefully be able to add a Tested-by > > > tag early next week, along with a v1 RFC for MHD bit-tracking. > > > > > > We've been testing v5/v6 for a bit, so I expect as soon as we get the > > > MHD code ported over to v7 i'll ship a tested-by tag pretty quick. > > > > > > The super-set release will complicate a few things but this doesn't > > > look like a blocker on our end, just a change to how we track bits in a > > > shared bit/bytemap. > > > > > > > Hi Gregory, > > I am planning to address all the concerns in this series and send out v8 > > next week. Jonathan mentioned you have few related patches built on top > > of this series, can you point me to the latest version so I can look > > into it? Also, would you like me to carry them over to send together > > with my series in next version? It could be easier for you to avoid the > > potential rebase needed for your patches? > > I wasn't clear - I meant other way around. > This series is built on a couple of Gregory's patches. Gregory can suffer > the pain of rebasing his stuff ;) (or I'll do it depending on when things > land). > > hw/cxl/mailbox: change CCI cmd set structure to be a member, not a reference > https://gitlab.com/jic23/qemu/-/commit/f44ebc5a455ccdd6535879b0c5824e0d76b04da5 > hw/cxl/mailbox: interface to add CCI commands to an existing CCI > https://gitlab.com/jic23/qemu/-/commit/00a4dd8b388add03c588298f665ee918626296a5 > > I was suggesting your next posting should just include those two with > your sign-off added. That way if everyone is happy with v8 Michael Tsirkin > can pick it up directly, saving a step. > > Make sure to add Michael to the to list as well for next version. > > Thanks, > > Jonathan
Oh, I totally mis-understood. Sure. I will add the two patches with my sign-off to my next post. Fan > > > > > Let me know. > > > > Thanks, > > Fan > > > > > > > > > > Fan Ni (12): > > > > hw/cxl/cxl-mailbox-utils: Add dc_event_log_size field to output > > > > payload of identify memory device command > > > > hw/cxl/cxl-mailbox-utils: Add dynamic capacity region representative > > > > and mailbox command support > > > > include/hw/cxl/cxl_device: Rename mem_size as static_mem_size for > > > > type3 memory devices > > > > hw/mem/cxl_type3: Add support to create DC regions to type3 memory > > > > devices > > > > hw/mem/cxl-type3: Refactor ct3_build_cdat_entries_for_mr to take mr > > > > size instead of mr as argument > > > > hw/mem/cxl_type3: Add host backend and address space handling for DC > > > > regions > > > > hw/mem/cxl_type3: Add DC extent list representative and get DC extent > > > > list mailbox support > > > > hw/cxl/cxl-mailbox-utils: Add mailbox commands to support add/release > > > > dynamic capacity response > > > > hw/cxl/events: Add qmp interfaces to add/release dynamic capacity > > > > extents > > > > hw/mem/cxl_type3: Add DPA range validation for accesses to DC regions > > > > hw/cxl/cxl-mailbox-utils: Add superset extent release mailbox support > > > > hw/mem/cxl_type3: Allow to release extent superset in QMP interface > > > > > > > > hw/cxl/cxl-mailbox-utils.c | 620 ++++++++++++++++++++++++++++++++++- > > > > hw/mem/cxl_type3.c | 633 +++++++++++++++++++++++++++++++++--- > > > > hw/mem/cxl_type3_stubs.c | 20 ++ > > > > include/hw/cxl/cxl_device.h | 81 ++++- > > > > include/hw/cxl/cxl_events.h | 18 + > > > > qapi/cxl.json | 69 ++++ > > > > 6 files changed, 1396 insertions(+), 45 deletions(-) > > > > > > > > -- > > > > 2.43.0 > > > > >
