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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, rds-devel@oss.oracle.com Subject: [MAINLINE 0/2] Enable DIM for legacy ULPs and use it in RDS Date: Wed, 18 Sep 2024 10:35:50 +0200 Message-ID: <20240918083552.77531-1-haakon.bugge@oracle.com> X-Mailer: git-send-email 2.43.5 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-18_06,2024-09-16_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=513 bulkscore=0 adultscore=0 malwarescore=0 suspectscore=0 phishscore=0 spamscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2408220000 definitions=main-2409180053 X-Proofpoint-GUID: muVxEvSj4GGiDQq0Str0D8K6DEwSQLes X-Proofpoint-ORIG-GUID: muVxEvSj4GGiDQq0Str0D8K6DEwSQLes The Dynamic Interrupt Moderation mechanism can only be used by ULPs using ib_alloc_cq() and family. We extend DIM to also cover legacy ULPs using ib_create_cq(). The last commit takes advantage of this end uses DIM in RDS. Håkon Bugge (2): RDMA/core: Enable legacy ULPs to use RDMA DIM rds: ib: Add Dynamic Interrupt Moderation to CQs drivers/infiniband/core/cq.c | 7 +++++-- drivers/infiniband/core/cq.h | 16 ++++++++++++++++ drivers/infiniband/core/verbs.c | 6 ++++++ net/rds/ib_cm.c | 10 ++++++++++ 4 files changed, 37 insertions(+), 2 deletions(-) create mode 100644 drivers/infiniband/core/cq.h --- 2.43.5