From: Jason Gunthorpe <jgg@nvidia.com>
To: Abhijit Gangurde <abhijit.gangurde@amd.com>,
Allen Hubbe <allen.hubbe@amd.com>,
Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
Bernard Metzler <bernard.metzler@linux.dev>,
Potnuri Bharat Teja <bharat@chelsio.com>,
Bryan Tan <bryan-bt.tan@broadcom.com>,
Cheng Xu <chengyou@linux.alibaba.com>,
Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>,
Gal Pressman <gal.pressman@linux.dev>,
Junxian Huang <huangjunxian6@hisilicon.com>,
Kai Shen <kaishen@linux.alibaba.com>,
Kalesh AP <kalesh-anakkur.purayil@broadcom.com>,
Konstantin Taranov <kotaranov@microsoft.com>,
Krzysztof Czurylo <krzysztof.czurylo@intel.com>,
Leon Romanovsky <leon@kernel.org>,
linux-hyperv@vger.kernel.org, linux-rdma@vger.kernel.org,
Long Li <longli@microsoft.com>,
Michal Kalderon <mkalderon@marvell.com>,
Michael Margolin <mrgolin@amazon.com>,
Nelson Escobar <neescoba@cisco.com>,
Satish Kharat <satishkh@cisco.com>,
Selvin Xavier <selvin.xavier@broadcom.com>,
Yossi Leybovich <sleybo@amazon.com>,
Chengchang Tang <tangchengchang@huawei.com>,
Tatyana Nikolova <tatyana.e.nikolova@intel.com>,
Vishnu Dasa <vishnu.dasa@broadcom.com>,
Yishai Hadas <yishaih@nvidia.com>
Cc: Adit Ranadive <aditr@vmware.com>,
Aditya Sarwade <asarwade@vmware.com>,
Bryan Tan <bryantan@vmware.com>, Dexuan Cui <decui@microsoft.com>,
Doug Ledford <dledford@redhat.com>,
George Zhang <georgezhang@vmware.com>,
Jorgen Hansen <jhansen@vmware.com>,
Leon Romanovsky <leonro@mellanox.com>,
Parav Pandit <parav.pandit@emulex.com>,
patches@lists.linux.dev, Roland Dreier <roland@purestorage.com>,
Roland Dreier <rolandd@cisco.com>,
Ajay Sharma <sharmaajay@microsoft.com>,
stable@vger.kernel.org
Subject: [PATCH v2 00/16] Convert all drivers to the new udata response flow
Date: Mon, 6 Apr 2026 14:40:25 -0300 [thread overview]
Message-ID: <0-v2-1c49eeb88c48+91-rdma_udata_rep_jgg@nvidia.com> (raw)
Go through the drivers and migrate them to use ib_respond_udata(). Remove
debugging prints on failure paths. Ensure the error propagates from
ib_respond_udata(). Use the = {} pattern to initialize the uresp.
There are a couple of oddball cases which are fixed up in their own
commits, but otherwise this is fairly straightforward.
v2:
- More patches fixing the pre-existing error flow bugs
found by Sashiko. I left the rvt issue behind because it was too broken
and scary.
v1: https://patch.msgid.link/r/0-v1-e911b76a94d1+65d95-rdma_udata_rep_jgg@nvidia.com
Jason Gunthorpe (16):
RDMA/mana: Fix error unwind in mana_ib_create_qp_rss()
RDMA/ocrdma: Clarify the mm_head searching
RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdma_copy_pd_uresp()
RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path
RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq()
RDMA/hns: Fix xarray race in hns_roce_create_srq()
RDMA: Use ib_is_udata_in_empty() for places calling
ib_is_udata_cleared()
IB/rdmavt: Don't abuse udata and ib_respond_udata()
RDMA: Convert drivers using min to ib_respond_udata()
RDMA: Convert drivers using sizeof() to ib_respond_udata()
RDMA/cxgb4: Convert to ib_respond_udata()
RDMA/qedr: Replace qedr_ib_copy_to_udata() with ib_respond_udata()
RDMA/mlx: Replace response_len with ib_respond_udata()
RDMA: Use proper driver data response structs instead of open coding
RDMA: Add missed = {} initialization to uresp structs
RDMA: Replace memset with = {} pattern for ib_respond_udata()
drivers/infiniband/hw/bnxt_re/ib_verbs.c | 2 +-
drivers/infiniband/hw/cxgb4/cq.c | 11 +--
drivers/infiniband/hw/cxgb4/provider.c | 14 +--
drivers/infiniband/hw/cxgb4/qp.c | 10 +--
drivers/infiniband/hw/efa/efa_verbs.c | 87 ++++++-------------
drivers/infiniband/hw/erdma/erdma_verbs.c | 13 ++-
drivers/infiniband/hw/hns/hns_roce_ah.c | 4 +-
drivers/infiniband/hw/hns/hns_roce_cq.c | 3 +-
drivers/infiniband/hw/hns/hns_roce_main.c | 3 +-
drivers/infiniband/hw/hns/hns_roce_pd.c | 8 +-
drivers/infiniband/hw/hns/hns_roce_qp.c | 13 +--
drivers/infiniband/hw/hns/hns_roce_srq.c | 12 ++-
.../infiniband/hw/ionic/ionic_controlpath.c | 8 +-
drivers/infiniband/hw/irdma/verbs.c | 48 ++++------
drivers/infiniband/hw/mana/cq.c | 6 +-
drivers/infiniband/hw/mana/qp.c | 26 ++----
drivers/infiniband/hw/mlx4/cq.c | 7 +-
drivers/infiniband/hw/mlx4/main.c | 31 ++++---
drivers/infiniband/hw/mlx4/qp.c | 9 +-
drivers/infiniband/hw/mlx4/srq.c | 16 ++--
drivers/infiniband/hw/mlx5/ah.c | 2 +-
drivers/infiniband/hw/mlx5/cq.c | 7 +-
drivers/infiniband/hw/mlx5/main.c | 16 ++--
drivers/infiniband/hw/mlx5/mr.c | 2 +-
drivers/infiniband/hw/mlx5/qp.c | 17 ++--
drivers/infiniband/hw/mlx5/srq.c | 7 +-
drivers/infiniband/hw/mthca/mthca_provider.c | 40 ++++++---
drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 39 ++++-----
drivers/infiniband/hw/qedr/verbs.c | 48 ++--------
drivers/infiniband/hw/usnic/usnic_ib_verbs.c | 13 +--
drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c | 7 +-
drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c | 8 +-
drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c | 6 +-
.../infiniband/hw/vmw_pvrdma/pvrdma_verbs.c | 13 ++-
drivers/infiniband/sw/rdmavt/cq.c | 2 +-
drivers/infiniband/sw/rdmavt/qp.c | 3 +-
drivers/infiniband/sw/rdmavt/srq.c | 19 ++--
drivers/infiniband/sw/siw/siw_verbs.c | 10 +--
38 files changed, 239 insertions(+), 351 deletions(-)
base-commit: 69db255d5fafb5651013c79e54c1d535fc5015fb
--
2.43.0
next reply other threads:[~2026-04-06 17:40 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-06 17:40 Jason Gunthorpe [this message]
2026-04-06 17:40 ` [PATCH v2 01/16] RDMA/mana: Fix error unwind in mana_ib_create_qp_rss() Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 02/16] RDMA/ocrdma: Clarify the mm_head searching Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 03/16] RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdma_copy_pd_uresp() Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 04/16] RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 05/16] RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq() Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 06/16] RDMA/hns: Fix xarray race in hns_roce_create_srq() Jason Gunthorpe
2026-04-07 13:39 ` Junxian Huang
2026-04-07 14:03 ` Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 07/16] RDMA: Use ib_is_udata_in_empty() for places calling ib_is_udata_cleared() Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 08/16] IB/rdmavt: Don't abuse udata and ib_respond_udata() Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 09/16] RDMA: Convert drivers using min to ib_respond_udata() Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 10/16] RDMA: Convert drivers using sizeof() " Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 11/16] RDMA/cxgb4: Convert " Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 12/16] RDMA/qedr: Replace qedr_ib_copy_to_udata() with ib_respond_udata() Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 13/16] RDMA/mlx: Replace response_len " Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 14/16] RDMA: Use proper driver data response structs instead of open coding Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 15/16] RDMA: Add missed = {} initialization to uresp structs Jason Gunthorpe
2026-04-06 17:40 ` [PATCH v2 16/16] RDMA: Replace memset with = {} pattern for ib_respond_udata() Jason Gunthorpe
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