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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 AD861C2BC61 for ; Mon, 29 Oct 2018 07:43:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5E6CA2082D for ; Mon, 29 Oct 2018 07:43:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5E6CA2082D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729108AbeJ2Qaw (ORCPT ); Mon, 29 Oct 2018 12:30:52 -0400 Received: from mx2.suse.de ([195.135.220.15]:39712 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725984AbeJ2Qaw (ORCPT ); Mon, 29 Oct 2018 12:30:52 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id A7BC6AF80; Mon, 29 Oct 2018 07:43:22 +0000 (UTC) Subject: Re: [PATCH 11/14] irq: add support for allocating (and affinitizing) sets of IRQs To: Jens Axboe , linux-block@vger.kernel.org, linux-nvme@lists.infradead.org Cc: Thomas Gleixner , linux-kernel@vger.kernel.org References: <20181025211626.12692-1-axboe@kernel.dk> <20181025211626.12692-12-axboe@kernel.dk> From: Hannes Reinecke Message-ID: <61ddcb9e-267d-ff36-dcec-70485ee3aa47@suse.de> Date: Mon, 29 Oct 2018 08:43:21 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <20181025211626.12692-12-axboe@kernel.dk> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/25/18 11:16 PM, Jens Axboe wrote: > A driver may have a need to allocate multiple sets of MSI/MSI-X > interrupts, and have them appropriately affinitized. Add support for > defining a number of sets in the irq_affinity structure, of varying > sizes, and get each set affinitized correctly across the machine. > > Cc: Thomas Gleixner > Cc: linux-kernel@vger.kernel.org > Signed-off-by: Jens Axboe > --- > include/linux/interrupt.h | 4 ++++ > kernel/irq/affinity.c | 31 +++++++++++++++++++++++++------ > 2 files changed, 29 insertions(+), 6 deletions(-) > Reviewed-by: Hannes Reinecke Cheers, Hannes