linux-kernel - [PATCH rdma-next v3 0/2] RDMA/mana

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Date: Mon,  4 Mar 2024 05:52:39 -0800
From: Konstantin Taranov <kotaranov@...ux.microsoft.com>
To: kotaranov@...rosoft.com,
	sharmaajay@...rosoft.com,
	longli@...rosoft.com,
	jgg@...pe.ca,
	leon@...nel.org
Cc: linux-rdma@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH rdma-next v3 0/2] RDMA/mana_ib: Improve dma region creation

From: Konstantin Taranov <kotaranov@...rosoft.com>

This patch series fixes an incorrect offset calculation for dma
regions and adds new functions to create dma regions:
1)  with iova
2)  without iova but with zero dma offset

Changes:
v1->v2:
Split the patch into 2 commits
In 1/2, Improved commit messages and added "Fixes:"
In 2/2, Used correct helpers to get page size for iova and no-iova cases
In 2/2, Introduced mana helpers to work with iova and no-iova cases

v2->v3:
In 2/2, Return -EINVAL on failed ib_umem_find_best_pgoff
In 2/2, Improved commit message and added "Fixes:"

Konstantin Taranov (2):
  RDMA/mana_ib: Fix bug in creation of dma regions
  RDMA/mana_ib: Use virtual address in dma regions for MRs

 drivers/infiniband/hw/mana/cq.c      |  4 +--
 drivers/infiniband/hw/mana/main.c    | 42 +++++++++++++++++++++-------
 drivers/infiniband/hw/mana/mana_ib.h |  7 +++--
 drivers/infiniband/hw/mana/mr.c      |  4 +--
 drivers/infiniband/hw/mana/qp.c      |  6 ++--
 drivers/infiniband/hw/mana/wq.c      |  4 +--
 6 files changed, 46 insertions(+), 21 deletions(-)


base-commit: 14b526f55ba5916856126f9793309fd6de5c5e7e
-- 
2.43.0