From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D05CE3290B0; Sat, 7 Mar 2026 01:47:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=13.77.154.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772848056; cv=none; b=gWL8W4XgJkjXJi7F0bMYNla4sJPIIXHfQ0Wltav39XUgS8VSo3FpQG9b4A85xW5GZktuwRvGxGnvUSvu+Yt5cceTt3q/A77gJYImomjA5KWeHoo1euUNjoKV2OtiDy6sFUROhUF5eg/KwW4Lmmr61g3lsRH1sIAfhSbWAUpSReg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772848056; c=relaxed/simple; bh=kAYvOIBdnFKV0F/GO32JrSE3ZWQIK08o0IJ+mNwitP8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WfG6jndpqOzA+/mezdcRUAWZSzqQT6+U0RabgB/314m4c99zRoPk6QNgw/1qYOp+VCHiyflSRfJ1IPuuZpL84dcVySArED7whr/DIf5ZN3A70zNY/06jHyhRnTFuQSk1r2IY2HAVvPAJoBDj8RUvIfX+DG0Q8LwoJFF+MTxBDxc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microsoft.com; spf=pass smtp.mailfrom=linux.microsoft.com; arc=none smtp.client-ip=13.77.154.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microsoft.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.microsoft.com Received: by linux.microsoft.com (Postfix, from userid 1202) id C7B1920B6F02; Fri, 6 Mar 2026 17:47:34 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com C7B1920B6F02 From: Long Li To: Long Li , Konstantin Taranov , Jakub Kicinski , "David S . Miller" , Paolo Abeni , Eric Dumazet , Andrew Lunn , Jason Gunthorpe , Leon Romanovsky , Haiyang Zhang , "K . Y . Srinivasan" , Wei Liu , Dexuan Cui Cc: Simon Horman , netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH rdma-next 3/8] RDMA/mana_ib: Track CQ per ucontext Date: Fri, 6 Mar 2026 17:47:17 -0800 Message-ID: <20260307014723.556523-4-longli@microsoft.com> X-Mailer: git-send-email 2.43.7 In-Reply-To: <20260307014723.556523-1-longli@microsoft.com> References: <20260307014723.556523-1-longli@microsoft.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add per-ucontext list tracking for CQ objects. Each CQ is added to the ucontext's cq_list on creation and removed on destruction. This enables iterating over all CQs belonging to a ucontext for service reset cleanup. Signed-off-by: Long Li --- drivers/infiniband/hw/mana/cq.c | 19 +++++++++++++++++++ drivers/infiniband/hw/mana/main.c | 1 + drivers/infiniband/hw/mana/mana_ib.h | 2 ++ 3 files changed, 22 insertions(+) diff --git a/drivers/infiniband/hw/mana/cq.c b/drivers/infiniband/hw/mana/cq.c index b2749f971cd0..89cf60987ff5 100644 --- a/drivers/infiniband/hw/mana/cq.c +++ b/drivers/infiniband/hw/mana/cq.c @@ -95,6 +95,16 @@ int mana_ib_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, INIT_LIST_HEAD(&cq->list_send_qp); INIT_LIST_HEAD(&cq->list_recv_qp); + INIT_LIST_HEAD(&cq->ucontext_list); + if (udata) { + struct mana_ib_ucontext *mana_ucontext = + rdma_udata_to_drv_context(udata, + struct mana_ib_ucontext, ibucontext); + mutex_lock(&mana_ucontext->lock); + list_add_tail(&cq->ucontext_list, &mana_ucontext->cq_list); + mutex_unlock(&mana_ucontext->lock); + } + return 0; err_remove_cq_cb: @@ -115,6 +125,15 @@ int mana_ib_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata) mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); + if (udata) { + struct mana_ib_ucontext *mana_ucontext = + rdma_udata_to_drv_context(udata, + struct mana_ib_ucontext, ibucontext); + mutex_lock(&mana_ucontext->lock); + list_del_init(&cq->ucontext_list); + mutex_unlock(&mana_ucontext->lock); + } + mana_ib_remove_cq_cb(mdev, cq); /* Ignore return code as there is not much we can do about it. diff --git a/drivers/infiniband/hw/mana/main.c b/drivers/infiniband/hw/mana/main.c index 62d89ca06ba1..214c1d4e1548 100644 --- a/drivers/infiniband/hw/mana/main.c +++ b/drivers/infiniband/hw/mana/main.c @@ -243,6 +243,7 @@ int mana_ib_alloc_ucontext(struct ib_ucontext *ibcontext, mutex_init(&ucontext->lock); INIT_LIST_HEAD(&ucontext->pd_list); + INIT_LIST_HEAD(&ucontext->cq_list); mutex_lock(&mdev->ucontext_lock); list_add_tail(&ucontext->dev_list, &mdev->ucontext_list); diff --git a/drivers/infiniband/hw/mana/mana_ib.h b/drivers/infiniband/hw/mana/mana_ib.h index 6dba08bccc18..8d3edf7ba335 100644 --- a/drivers/infiniband/hw/mana/mana_ib.h +++ b/drivers/infiniband/hw/mana/mana_ib.h @@ -150,6 +150,7 @@ struct mana_ib_cq { int cqe; u32 comp_vector; mana_handle_t cq_handle; + struct list_head ucontext_list; }; enum mana_rc_queue_type { @@ -205,6 +206,7 @@ struct mana_ib_ucontext { /* Protects resource lists below */ struct mutex lock; struct list_head pd_list; + struct list_head cq_list; }; struct mana_ib_rwq_ind_table { -- 2.43.0