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=-16.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 5208DC49EA3 for ; Mon, 21 Jun 2021 08:01:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 355B961221 for ; Mon, 21 Jun 2021 08:01:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230217AbhFUIDi (ORCPT ); Mon, 21 Jun 2021 04:03:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:51398 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229618AbhFUIDh (ORCPT ); Mon, 21 Jun 2021 04:03:37 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 1B5F961156; Mon, 21 Jun 2021 08:01:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1624262483; bh=xkIVlbEuJDCy/58h9s+rXKkCBkl+0cKos+yjyqiA2ks=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=u2g8JzKD4v4BtPFaM377n22YOz19qDW8FDr/F6xVWyQRWzCgygQYMyg2ToGzRI8EU F+y+BRT0TzfXol6Be0CqTpJ2Ug5vR+2GX3SPKM36A8yGVoqtoHi1Ab4nqfBBF2Xn00 t1Iv53NuBY0HAIj1hIbMHjJz/NaXQ4HZOHQ1TPdqGosS6/c/dZKDRUJMwEh7CT1R89 awvM/3rgZ2BNiCGuZ7AQLyAelNCYbPafo6JHOFLxnrmwUszf30dhVra0yrnAfUg1ZS kByFHj5hDrRnB+FYupkp4/Epz+uTj6N7x1U8lSSdIlplOZdDT/Xl72oGga+5K5/F+y EjUbrIZ3Fp8Jw== Date: Mon, 21 Jun 2021 11:01:20 +0300 From: Leon Romanovsky To: Nitesh Narayan Lal Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-api@vger.kernel.org, linux-pci@vger.kernel.org, tglx@linutronix.de, jesse.brandeburg@intel.com, robin.murphy@arm.com, mtosatti@redhat.com, mingo@kernel.org, jbrandeb@kernel.org, frederic@kernel.org, juri.lelli@redhat.com, abelits@marvell.com, bhelgaas@google.com, rostedt@goodmis.org, peterz@infradead.org, davem@davemloft.net, akpm@linux-foundation.org, sfr@canb.auug.org.au, stephen@networkplumber.org, rppt@linux.vnet.ibm.com, chris.friesen@windriver.com, maz@kernel.org, nhorman@tuxdriver.com, pjwaskiewicz@gmail.com, sassmann@redhat.com, thenzl@redhat.com, kashyap.desai@broadcom.com, sumit.saxena@broadcom.com, shivasharan.srikanteshwara@broadcom.com, sathya.prakash@broadcom.com, sreekanth.reddy@broadcom.com, suganath-prabu.subramani@broadcom.com, james.smart@broadcom.com, dick.kennedy@broadcom.com, jkc@redhat.com, faisal.latif@intel.com, shiraz.saleem@intel.com, tariqt@nvidia.com, ahleihel@redhat.com, kheib@redhat.com, borisp@nvidia.com, saeedm@nvidia.com, benve@cisco.com, govind@gmx.com, jassisinghbrar@gmail.com, luobin9@huawei.com, ajit.khaparde@broadcom.com, sriharsha.basavapatna@broadcom.com, somnath.kotur@broadcom.com, nilal@redhat.com Subject: Re: [PATCH v1 13/14] net/mlx5: Use irq_update_affinity_hint Message-ID: References: <20210617182242.8637-1-nitesh@redhat.com> <20210617182242.8637-14-nitesh@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210617182242.8637-14-nitesh@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org On Thu, Jun 17, 2021 at 02:22:41PM -0400, Nitesh Narayan Lal wrote: > The driver uses irq_set_affinity_hint() to update the affinity_hint mask > that is consumed by the userspace to distribute the interrupts. However, > under the hood irq_set_affinity_hint() also applies the provided cpumask > (if not NULL) as the affinity for the given interrupt which is an > undocumented side effect. > > To remove this side effect irq_set_affinity_hint() has been marked > as deprecated and new interfaces have been introduced. Hence, replace the > irq_set_affinity_hint() with the new interface irq_update_affinity_hint() > that only updates the affinity_hint pointer. > > Signed-off-by: Nitesh Narayan Lal > --- > drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > Thanks, Reviewed-by: Leon Romanovsky