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(mtr-vdi-031.wap.labs.mlnx [10.209.102.136]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 02HDeUhf028750; Tue, 17 Mar 2020 15:40:30 +0200 From: Max Gurtovoy To: linux-nvme@lists.infradead.org, sagi@grimberg.me, hch@lst.de, loberman@redhat.com, bvanassche@acm.org, linux-rdma@vger.kernel.org Subject: [PATCH 4/5] IB/core: cache the CQ completion vector Date: Tue, 17 Mar 2020 15:40:29 +0200 Message-Id: <20200317134030.152833-5-maxg@mellanox.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200317134030.152833-1-maxg@mellanox.com> References: <20200317134030.152833-1-maxg@mellanox.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200317_064047_318677_E875E048 X-CRM114-Status: UNSURE ( 7.18 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: vladimirk@mellanox.com, shlomin@mellanox.com, leonro@mellanox.com, dledford@redhat.com, jgg@mellanox.com, oren@mellanox.com, kbusch@kernel.org, Max Gurtovoy , idanb@mellanox.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org In some cases, e.g. when using ib_alloc_cq_any, one would like to know the completion vector that eventually assigned to the CQ. Cache this value during CQ creation. Signed-off-by: Max Gurtovoy --- drivers/infiniband/core/cq.c | 1 + include/rdma/ib_verbs.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/infiniband/core/cq.c b/drivers/infiniband/core/cq.c index 4f25b24..a7cbf52 100644 --- a/drivers/infiniband/core/cq.c +++ b/drivers/infiniband/core/cq.c @@ -217,6 +217,7 @@ struct ib_cq *__ib_alloc_cq_user(struct ib_device *dev, void *private, cq->device = dev; cq->cq_context = private; cq->poll_ctx = poll_ctx; + cq->comp_vector = comp_vector; atomic_set(&cq->usecnt, 0); cq->wc = kmalloc_array(IB_POLL_BATCH, sizeof(*cq->wc), GFP_KERNEL); diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index fc8207d..0d61772 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -1558,6 +1558,7 @@ struct ib_cq { struct ib_device *device; struct ib_ucq_object *uobject; ib_comp_handler comp_handler; + u32 comp_vector; void (*event_handler)(struct ib_event *, void *); void *cq_context; int cqe; -- 1.8.3.1 _______________________________________________ linux-nvme mailing list linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme