From patchwork Fri Nov 6 18:19:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11887667 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 17C8114B4 for ; Fri, 6 Nov 2020 18:20:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CBD79208FE for ; Fri, 6 Nov 2020 18:20:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="oiIbG6Mb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727873AbgKFSUG (ORCPT ); Fri, 6 Nov 2020 13:20:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52324 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727860AbgKFSUG (ORCPT ); Fri, 6 Nov 2020 13:20:06 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7C5E7C0613CF; Fri, 6 Nov 2020 10:20:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=VaZQL4432wwI41txwmAvcg9ln4IR3PCVL4Re3U71+J4=; b=oiIbG6MbnwXt4SgUikGk8KT98L J1OORciwVDKq9gmw4bD1H9mTO8kgveIGr1uMAgl58563N27BK71gwjNO328LXWvEvsPjBFjgRtnGe TKy7mkH5PG4AOHrR7RvtBLXGWAh3QrxUmMtK0qt7spGStyPW7e9ilc0k4LAQrgyj5LIkK1uZTf/ws bn8hsIBxBSKvvR8AJurjqoyvAZvZ/01DHO789M19Ml/thAKRcOnbwSUc9qgEwR8sdfoz2/c0haOJf Doe6Utc1Efl6lYAkQ+X8zTrq5mdZvsj7nxR1tsXAk4sAJOjx8g6An+6e1ZAk0DHYmmfFEziBfkCeF WaKTmIYA==; Received: from [2001:4bb8:184:9a8d:9e34:f7f4:e59e:ad6f] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kb6L0-0005do-1K; Fri, 06 Nov 2020 18:19:51 +0000 From: Christoph Hellwig To: Jason Gunthorpe Cc: Bjorn Helgaas , Bernard Metzler , Zhu Yanjun , Logan Gunthorpe , Dennis Dalessandro , Mike Marciniszyn , Santosh Shilimkar , linux-rdma@vger.kernel.org, rds-devel@oss.oracle.com, linux-pci@vger.kernel.org, iommu@lists.linux-foundation.org Subject: [PATCH 03/10] RDMA: lift ibdev_to_node from rds to common code Date: Fri, 6 Nov 2020 19:19:34 +0100 Message-Id: <20201106181941.1878556-4-hch@lst.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201106181941.1878556-1-hch@lst.de> References: <20201106181941.1878556-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Lift the ibdev_to_node from rds to common code and document it. Signed-off-by: Christoph Hellwig --- include/rdma/ib_verbs.h | 13 +++++++++++++ net/rds/ib.h | 7 ------- 2 files changed, 13 insertions(+), 7 deletions(-) diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 9bf6c319a670e2..3257cc046e460f 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -4615,6 +4615,19 @@ static inline struct ib_device *rdma_device_to_ibdev(struct device *device) return coredev->owner; } +/** + * ibdev_to_node - return the NUMA node for a given ib_device + * @dev: device to get the NUMA node for. + */ +static inline int ibdev_to_node(struct ib_device *ibdev) +{ + struct device *parent = ibdev->dev.parent; + + if (!parent) + return NUMA_NO_NODE; + return dev_to_node(parent); +} + /** * rdma_device_to_drv_device - Helper macro to reach back to driver's * ib_device holder structure from device pointer. diff --git a/net/rds/ib.h b/net/rds/ib.h index 8dfff43cf07f46..c23a11d9ad3628 100644 --- a/net/rds/ib.h +++ b/net/rds/ib.h @@ -264,13 +264,6 @@ struct rds_ib_device { int *vector_load; }; -static inline int ibdev_to_node(struct ib_device *ibdev) -{ - struct device *parent; - - parent = ibdev->dev.parent; - return parent ? dev_to_node(parent) : NUMA_NO_NODE; -} #define rdsibdev_to_node(rdsibdev) ibdev_to_node(rdsibdev->dev) /* bits for i_ack_flags */