From patchwork Fri Aug 23 07:50:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cheng Xu X-Patchwork-Id: 13774727 Received: from out30-99.freemail.mail.aliyun.com (out30-99.freemail.mail.aliyun.com [115.124.30.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 25E1013D8A0 for ; Fri, 23 Aug 2024 07:51:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.99 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724399476; cv=none; b=iGxIz3zXkz1fJYWkR8zUR+qPPYbaUmm81USgTJViYgpzKWLtCxTkXASmPRftfi1HpnEXWqaZFLml8PGqv2iu4xJEdjuM3ReBt5n2nyrgvrhx4iahdR4RLOggvIByZDNtmywJgFWswLiFD9r8MU2EZy8RpiHgXrpptTOParI03jw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724399476; c=relaxed/simple; bh=ckTvPKiI5QEhksb4cEarFV1MS9B0zHPtT2TxBBKjiVg=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=poG8m+PThsML2LN6Qde94t9NEo8WW8rQqno3ktDYlZ0XeWddzH9bW7cDUwLFPKb+UuEB6jM7gbyvQHIOGdLp6gxkuDvsEtbxpyLJi5wluhsnG7m8rY+9ny7FmYNJoQdYivtlw8KrubLCQ0vMcHKZKD8JuV4807SSNJ45cZSl2+w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com; spf=pass smtp.mailfrom=linux.alibaba.com; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b=SzPwrroG; arc=none smtp.client-ip=115.124.30.99 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b="SzPwrroG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1724399465; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=ILEVsIxtwCVK9Ex+2VK/+fPKofqndLxjLXuNjQIFhMc=; b=SzPwrroGm/NY92q/A1qIE055umEozTqvewdwLtYS+8vlwAXOMZLRMtDKb2A63C/oPUKKAk0HDdnrW5oBtWl5dz64k0kZozoG+WF3WZFKX7hixu/8yisQ9sOgqe/ZN8WfvRdJ81kInGsz6mZo2GuPeCSGQHm4Amvd/qDG/3Ya1Zg= Received: from localhost(mailfrom:chengyou@linux.alibaba.com fp:SMTPD_---0WDSmI8._1724399464) by smtp.aliyun-inc.com; Fri, 23 Aug 2024 15:51:04 +0800 From: Cheng Xu To: jgg@ziepe.ca, leon@kernel.org Cc: linux-rdma@vger.kernel.org, KaiShen@linux.alibaba.com Subject: [PATCH for-next 3/4] RDMA/erdma: Add disassociate ucontext support Date: Fri, 23 Aug 2024 15:50:57 +0800 Message-Id: <20240823075058.89488-4-chengyou@linux.alibaba.com> X-Mailer: git-send-email 2.39.3 (Apple Git-146) In-Reply-To: <20240823075058.89488-1-chengyou@linux.alibaba.com> References: <20240823075058.89488-1-chengyou@linux.alibaba.com> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 All IO pages mapped to user space are handled by rdma_user_mmap_io, so add empty stub for disassociate ucontext. Signed-off-by: Cheng Xu --- drivers/infiniband/hw/erdma/erdma_main.c | 1 + drivers/infiniband/hw/erdma/erdma_verbs.c | 4 ++++ drivers/infiniband/hw/erdma/erdma_verbs.h | 1 + 3 files changed, 6 insertions(+) diff --git a/drivers/infiniband/hw/erdma/erdma_main.c b/drivers/infiniband/hw/erdma/erdma_main.c index d1cb488e7ad4..1ccf1b65c02c 100644 --- a/drivers/infiniband/hw/erdma/erdma_main.c +++ b/drivers/infiniband/hw/erdma/erdma_main.c @@ -516,6 +516,7 @@ static const struct ib_device_ops erdma_device_ops = { .dereg_mr = erdma_dereg_mr, .destroy_cq = erdma_destroy_cq, .destroy_qp = erdma_destroy_qp, + .disassociate_ucontext = erdma_disassociate_ucontext, .get_dma_mr = erdma_get_dma_mr, .get_hw_stats = erdma_get_hw_stats, .get_port_immutable = erdma_get_port_immutable, diff --git a/drivers/infiniband/hw/erdma/erdma_verbs.c b/drivers/infiniband/hw/erdma/erdma_verbs.c index 40c9b6e46b82..48b08a15e6a8 100644 --- a/drivers/infiniband/hw/erdma/erdma_verbs.c +++ b/drivers/infiniband/hw/erdma/erdma_verbs.c @@ -1700,6 +1700,10 @@ int erdma_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, return ret; } +void erdma_disassociate_ucontext(struct ib_ucontext *ibcontext) +{ +} + void erdma_set_mtu(struct erdma_dev *dev, u32 mtu) { struct erdma_cmdq_config_mtu_req req; diff --git a/drivers/infiniband/hw/erdma/erdma_verbs.h b/drivers/infiniband/hw/erdma/erdma_verbs.h index 4f02ba06b210..b7478376eb80 100644 --- a/drivers/infiniband/hw/erdma/erdma_verbs.h +++ b/drivers/infiniband/hw/erdma/erdma_verbs.h @@ -344,6 +344,7 @@ int erdma_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int mask, struct ib_udata *data); int erdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata); int erdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata); +void erdma_disassociate_ucontext(struct ib_ucontext *ibcontext); int erdma_req_notify_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags); struct ib_mr *erdma_reg_user_mr(struct ib_pd *ibpd, u64 start, u64 len, u64 virt, int access, struct ib_udata *udata);