From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4765BC43461 for ; Mon, 14 Sep 2020 17:51:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E9B36214F1 for ; Mon, 14 Sep 2020 17:51:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600105914; bh=njTD/4eDrE5KS0pb+XkMlaM+vhP7afImNLL0FaUBSZo=; h=From:To:Cc:Subject:Date:List-ID:From; b=B47j+NLa6S6LfvhCRRtEpmBZg5YJ7goBzSsFNM/DKf1xTGwt+cS6L17wcwFG8aXG3 HUVV5PnHoPp949wfJQX12x65+PIvOtxD8m3MbZ3Oo+bcZUTIyW4hxu03oo743uonk7 YyvfRDp6pcSYnFOJHC8vazHYGtnSmEXs2ODyOIVM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726071AbgINL1Q (ORCPT ); Mon, 14 Sep 2020 07:27:16 -0400 Received: from mail.kernel.org ([198.145.29.99]:48806 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726084AbgINL06 (ORCPT ); Mon, 14 Sep 2020 07:26:58 -0400 Received: from localhost (unknown [213.57.247.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5BD3C216C4; Mon, 14 Sep 2020 11:26:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600082818; bh=njTD/4eDrE5KS0pb+XkMlaM+vhP7afImNLL0FaUBSZo=; h=From:To:Cc:Subject:Date:From; b=ij45fDyAexKQROkxT7mQeyOK4XIc85GsQga+UrjAlkC1uRdGLwBpxOwCT9td2aTw+ 2fQfNGe4BqtqXAChcbZRxn0iswhSwEgfz2kNo68cbtHljYp0mGUFiya72j+Pz5jSf9 OsYd9SVH6fSmjqCoSMFTtUocSrwLDzmUjmtKM6Ng= From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Leon Romanovsky , Artemy Kovalyov , linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, Moni Shoua , Yishai Hadas Subject: [PATCH rdma-next 0/5] Reorganize mlx5 UMR creation flow Date: Mon, 14 Sep 2020 14:26:48 +0300 Message-Id: <20200914112653.345244-1-leon@kernel.org> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Leon Romanovsky This flow has become crufty and confusing. Revise it so that the rules on how UMR is used with MRs is much clearer and more correct. Fixes a few minor bugs in ODP and rereg_mr where disallowed things were not properly blocked. Thanks Jason Gunthorpe (5): RDMA/mlx5: Remove dead check for EAGAIN after alloc_mr_from_cache() RDMA/mlx5: Use set_mkc_access_pd_addr_fields() in reg_create() RDMA/mlx5: Make mkeys always owned by the kernel's PD when not enabled RDMA/mlx5: Disable IB_DEVICE_MEM_MGT_EXTENSIONS if IB_WR_REG_MR can't work RDMA/mlx5: Clarify what the UMR is for when creating MRs drivers/infiniband/hw/mlx5/main.c | 4 +- drivers/infiniband/hw/mlx5/mlx5_ib.h | 45 +++++++-- drivers/infiniband/hw/mlx5/mr.c | 133 ++++++++++++++------------- drivers/infiniband/hw/mlx5/odp.c | 9 +- drivers/infiniband/hw/mlx5/wr.c | 27 +++--- 5 files changed, 127 insertions(+), 91 deletions(-) -- 2.26.2