Received: by 2002:ac0:946b:0:0:0:0:0 with SMTP id j40csp3717614imj; Tue, 19 Feb 2019 08:15:32 -0800 (PST) X-Google-Smtp-Source: AHgI3IZp0/LjYCNr3vgXG7MJfWqsqnSRUNTI1UmQ7wIBOF0ZtlIY4umkp18N7x8KorZ3afzbjbxU X-Received: by 2002:a63:ce41:: with SMTP id r1mr9902614pgi.119.1550592932542; Tue, 19 Feb 2019 08:15:32 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1550592932; cv=none; d=google.com; s=arc-20160816; b=LgP78yjQSfBJibxfGDd9SY6fn4t43tBvsObxF1MviZe/uzNIeg9pZEGLyW4jbwJlTN T0BrTY7B2bPqfFePRkpFZbkiSl4F9DQG0Fw1EKT31D0RwIMOWmfuphSr4E/6XGvGLGxB sA2ooi+9rEAW4nNz8WF70zUjZJYvIWcxfUugWJ4GmLCN9n3IyT5i3KYpb4iZkeIZ3Bza 2vKjV8lqEDuQkxKxv55HfG2IQpRjKb0Gi6TacTtlrBlnvpNDzyxAe5ifVo7s96ZeIqAH YDwGFd+o3sd0eLJRVIpAqya0xv9S+lG5LtkTXCqbzvAUxygWsXcHKBptVlYuxup707sG YemA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-transfer-encoding:content-disposition:mime-version :references:message-id:subject:cc:to:from:date; bh=LhTURxgdRsX6NKcFGs2z3HHD339qJ5SHvn4Q/USgJv0=; b=Nq5f8fM2AV4+kvFvE/i1dUqftB4hExR7VcicUmqFSdmeZhy3p8WkxuawlJZFQn8tBI G+wW96ylT9QvvsRaZF44Wg7qOhT/wnfJzF5oaVRQfGJ6fETYyT9LxMCNZv5hPQ0b83Ki t4DG+vhpoELwYwhK2DHsJtReZntA7ZZACjKzl1zx0tsPeBG4uI+gGInDmZAil2oMrZyz 3T9zasIzt2WDVjj58idVIpPlvTXDvPLdaNh9KjK7K6OSJpkmGOqHio/xKr68h1s7Z1ru PpHTzy2/cE2SZ9EpxozICBOFeC7MO+t9OFWcglvVGwvLFHm+eF+5AsoTKFSIPx/w4LD+ tHsA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 91si16999206ply.222.2019.02.19.08.15.17; Tue, 19 Feb 2019 08:15:32 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728867AbfBSQNE (ORCPT + 99 others); Tue, 19 Feb 2019 11:13:04 -0500 Received: from mga18.intel.com ([134.134.136.126]:4902 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728312AbfBSQNE (ORCPT ); Tue, 19 Feb 2019 11:13:04 -0500 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 19 Feb 2019 08:13:03 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,388,1544515200"; d="scan'208";a="320290226" Received: from unknown (HELO localhost.localdomain) ([10.232.112.69]) by fmsmga006.fm.intel.com with ESMTP; 19 Feb 2019 08:13:00 -0800 Date: Tue, 19 Feb 2019 09:12:57 -0700 From: Keith Busch To: =?utf-8?B?6ZmI5Y2O5omN?= Cc: Thomas Gleixner , Huacai Chen , Bjorn Helgaas , Jens Axboe , Sagi Grimberg , linux-pci , LKML , linux-nvme , Ming Lei , linux-block , Christoph Hellwig Subject: Re: [PATCH V3 1/5] genirq/affinity: don't mark 'affd' as const Message-ID: <20190219161256.GA16341@localhost.localdomain> References: <20190213105041.13537-2-ming.lei@redhat.com> <20190213150407.GB96272@google.com> <20190213213149.GB8027@localhost.localdomain> <20190213223711.GC8027@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.9.1 (2017-09-22) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Feb 18, 2019 at 04:42:27PM -0800, 陈华才 wrote: > I've tested, this patch can fix the nvme problem, but it can't be applied > to 4.19 because of different context. And, I still think my original solution > (genirq/affinity: Assign default affinity to pre/post vectors) is correct. > There may be similar problems except nvme. I'll send a proper patch to fix the warning. It's always a driver bug if they try to extract affinity from a non-managed irq, but I don't think this particular nvme instance is very urgent as the end result is the same, just without the warning.