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Thanks, Abhijit On 6/10/26 21:12, Abhijit Gangurde wrote: > Hi, > > This series adds RDMA completion timestamp support for ionic. > > It enables PHC registration for RDMA timestamp capability, exposes a PHC > state page for safe user-space reads, maps that PHC state through RDMA > ucontext mmap, and extends the RDMA CQE format to carry completion > timestamps. > > With this, user space can read completion timestamps and convert them to > wall time with low overhead. > > Provider's PR: https://github.com/linux-rdma/rdma-core/pull/1724 > > v4: > - Added alias mapping of mlx5_ib_clock_info to ib_uverbs_clock_info > v3: > - Renamed ib_uverbs_phc_state to ib_uverbs_clock_info > - Moved mlx5 to use the common clock info structure > - Addressed review feedback from Sashiko > - https://lore.kernel.org/linux-rdma/20260606050003.3648306-1-abhijit.gangurde@amd.com/ > v2: > - changed ionic_phc_state to ib_uverbs_phc_state and moved it under > ib_user_verbs.h > - https://lore.kernel.org/linux-rdma/20260512092623.1157199-1-abhijit.gangurde@amd.com/ > v1: > - https://lore.kernel.org/all/20260401102501.3395305-1-abhijit.gangurde@amd.com/ > > Abhijit Gangurde (5): > net: ionic: register PHC for rdma timestamping > net: ionic: Add PHC state page for user space access > RDMA/ionic: map PHC state into user space > RDMA/ionic: add completion timestamp to CQE format > RDMA/mlx5: move mlx5 clock info to common struct ib_uverbs_clock_info > > .../infiniband/hw/ionic/ionic_controlpath.c | 34 ++++++++++ > drivers/infiniband/hw/ionic/ionic_datapath.c | 43 ++++++------- > drivers/infiniband/hw/ionic/ionic_fw.h | 12 +++- > drivers/infiniband/hw/ionic/ionic_ibdev.h | 2 + > drivers/infiniband/hw/ionic/ionic_lif_cfg.c | 2 + > drivers/infiniband/hw/ionic/ionic_lif_cfg.h | 1 + > .../ethernet/pensando/ionic/ionic_ethtool.c | 12 ++-- > .../net/ethernet/pensando/ionic/ionic_if.h | 1 + > .../net/ethernet/pensando/ionic/ionic_lif.c | 5 +- > .../net/ethernet/pensando/ionic/ionic_lif.h | 3 +- > .../net/ethernet/pensando/ionic/ionic_phc.c | 63 ++++++++++++++++--- > include/uapi/rdma/ib_user_verbs.h | 33 ++++++++++ > include/uapi/rdma/ionic-abi.h | 1 + > include/uapi/rdma/mlx5-abi.h | 15 ++--- > 14 files changed, 179 insertions(+), 48 deletions(-) >