From patchwork Mon Sep 2 11:29:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cheng Xu X-Patchwork-Id: 13787108 Received: from out30-101.freemail.mail.aliyun.com (out30-101.freemail.mail.aliyun.com [115.124.30.101]) (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 03F4D1D3184 for ; Mon, 2 Sep 2024 11:29:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.101 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725276574; cv=none; b=Jj3Pq/K5d+9/UhphM89IDK3HVSQ2qZye44HKl9FvMLnVoJKP3HDVrgb866tmEGpcb/KcLnA4mECbQvtaLHjxmmTGykZShW5EK0NYvV3WlNHOGJfqiqXzERUaWAwJTRTZRFrHqk5orcWt7cV/Da2hdY4Pn5iFjUn3Rd5/AcTtSz0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725276574; c=relaxed/simple; bh=Yt21MzRJGUe5HjT3hcJXSIFC0Wz0DEcpPi0N0lmerMU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=NM4DNKcJexYT6fYP3t56s7eIAuZrvwvWlLrW8GfAD5bFp/CDCwSvnqfuT2si9MbMgoK2OsalM9JDfFmJDtjrU17hGzJL+7/kwj5KSqVaVpHYVsyE7btmh6pm0Cr0ZH5D11EcJvtEtJY9YV7ig3fN0zUhlRfgauFpoXFCfPBMEJY= 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=SND1Aw0e; arc=none smtp.client-ip=115.124.30.101 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="SND1Aw0e" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1725276565; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=irlOFAPN+vuViiYG6kuLdwFaR5Cc9jBUNhyBok0lvbY=; b=SND1Aw0eor5BQ1cQiQUUFXadasZYMaCsoOcJ3N6AB2QaFL9RzNNR3uefR+gqOd6ytUJi3w6BMQGePM00YEAd1p2IYyHLkrxo5C92BPgKrvfOsOVElBM5Ycn4ZpeEMXDRpiHFCjdncnTo9JKqoZniRJzuKpiP5zcz41FNlKzwcpU= Received: from localhost(mailfrom:chengyou@linux.alibaba.com fp:SMTPD_---0WE8BdmP_1725276564) by smtp.aliyun-inc.com; Mon, 02 Sep 2024 19:29:24 +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 v3 2/3] RDMA/erdma: Add disassociate ucontext support Date: Mon, 2 Sep 2024 19:29:19 +0800 Message-Id: <20240902112920.58749-3-chengyou@linux.alibaba.com> X-Mailer: git-send-email 2.39.3 (Apple Git-146) In-Reply-To: <20240902112920.58749-1-chengyou@linux.alibaba.com> References: <20240902112920.58749-1-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 9defbd55893a..62f497a71004 100644 --- a/drivers/infiniband/hw/erdma/erdma_main.c +++ b/drivers/infiniband/hw/erdma/erdma_main.c @@ -490,6 +490,7 @@ 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);