Received: by 2002:a05:6a10:f3d0:0:0:0:0 with SMTP id a16csp4032253pxv;
        Tue, 13 Jul 2021 09:12:39 -0700 (PDT)
X-Google-Smtp-Source: ABdhPJybCuNIBBU789U702Zbal0lMrhhgCWvhmVy+qnSE9ve0zjgVvMStOR5uzTBOJwKnn+8yWkN
X-Received: by 2002:a02:774a:: with SMTP id g71mr4680170jac.137.1626192759415;
        Tue, 13 Jul 2021 09:12:39 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; t=1626192759; cv=none;
        d=google.com; s=arc-20160816;
        b=BsmkC1O9Rvrp+7xxEayVEiECSD7bYmBoq4RHJV0L81J1QqDFBlAOoRsVB6FwOl6DHW
         bHpTwIXnplG5JsfB6gVacFzAgJY/DKsjCv0qE0FfJP0P/BAr4OCLUbW61Zrcis5MUzzT
         A9VjIS58FEJT9/QQV2Ff3jg1yAhjBlwhup4ZV2H1DhPQ3iFdVTEnfZzURkG984BmrHUK
         G5py3btPXhyjybi7C2sMnpJKh7OaspBwKJr/dPYqTMQ8L2SexMZ+EG3ZOeRmKP8/p/nE
         /aqXo3vMHhN5Ml2q2dxTaEp4T6WKnNfPT2KgsvBrME9j/ICOEr6GgwReelTXlCCsPX8m
         hKUg==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816;
        h=list-id:precedence:mime-version:message-id:date:references
         :in-reply-to:subject:cc:to:dkim-signature:dkim-signature:from;
        bh=iEAhZ97kc19v5KOhlPKV1kLM8SFB0YQp8RmvQDnU2XE=;
        b=DgxbgOs5IXuujqNo14mUCFhN6CHoOGqKSZTjF9Q1OmgB2YrzVTyppwbFLk9xkghPz0
         Ad7GIBezIJQrf5k0pvRDSb3ISb3YhBCyHRhpien/RJsvv65MZKBwIgHYj5goNpJZHYZo
         aOzLNhnw4cewTruauP3CVx2+P4wylLFJGmI5tZX0LR+dYjZWYt68BI5L1Zb1YFUBprOd
         Fe99ICc6luc6ltnK+j0y88UxfA1gNw/CWytwM9PppCANX3MAaTQ7DhyLsz+kLMjoe8wO
         I76UDGWl6ltc5L7t+8pd8r/WCQ+26SM2BUa49JBt8vqOXGHvqJVdxLCSYFjiYl7HjSoh
         t+hw==
ARC-Authentication-Results: i=1; mx.google.com;
       dkim=pass header.i=@linutronix.de header.s=2020 header.b=ho1DbTFa;
       dkim=neutral (no key) header.i=@linutronix.de header.s=2020e;
       spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org;
       dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18])
        by mx.google.com with ESMTP id e1si24311323ile.16.2021.07.13.09.12.23;
        Tue, 13 Jul 2021 09:12:39 -0700 (PDT)
Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Authentication-Results: mx.google.com;
       dkim=pass header.i=@linutronix.de header.s=2020 header.b=ho1DbTFa;
       dkim=neutral (no key) header.i=@linutronix.de header.s=2020e;
       spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org;
       dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S230207AbhGMQNa (ORCPT <rfc822;manishshakya.nd@gmail.com>
        + 99 others); Tue, 13 Jul 2021 12:13:30 -0400
Received: from Galois.linutronix.de ([193.142.43.55]:54072 "EHLO
        galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S230122AbhGMQNa (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Tue, 13 Jul 2021 12:13:30 -0400
From:   Thomas Gleixner <tglx@linutronix.de>
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de;
        s=2020; t=1626192638;
        h=from:from:reply-to:subject:subject:date:date:message-id:message-id:
         to:to:cc:cc:mime-version:mime-version:content-type:content-type:
         in-reply-to:in-reply-to:references:references;
        bh=iEAhZ97kc19v5KOhlPKV1kLM8SFB0YQp8RmvQDnU2XE=;
        b=ho1DbTFaxUHhnPyMnI4J3nwQKqJgz2YxEcfwiqLjGhO7y5S0KUHSdOs2GUOwfXJ9Pyb3Iu
        q/YbW5YC2PpzHzMPId0giqqpC0JVj9eT8ZIDlPrdQzEtkdEybRNifRpjp3W+GABI1/mIWz
        AuMZl42DpiU+U3gmItI17SmeK+A9g/B7N5P2uIH7VVmP0kG9coYDdDDJKYIL8hNtqfrfcU
        73NO5umljMMq/14YspwSNBJJ3Il+780PUEfu6A0XwKyJ7uFCo5dTVKJltrFk3/nOs5Eiys
        6cE9l15kKglOJ9DnaEyGIC3tTp6U+q3WrrHJxIlg7SLXo+60dw+uxqubpFaZLQ==
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de;
        s=2020e; t=1626192638;
        h=from:from:reply-to:subject:subject:date:date:message-id:message-id:
         to:to:cc:cc:mime-version:mime-version:content-type:content-type:
         in-reply-to:in-reply-to:references:references;
        bh=iEAhZ97kc19v5KOhlPKV1kLM8SFB0YQp8RmvQDnU2XE=;
        b=hDJAXLk2s+jZ7ffTp+oAOk1BpiDwv7hJIrqjFX70cWZd8QVV5firdqF92WgMdwDV5kao2+
        iNWr41XxFmz1frBg==
To:     Yongxin Liu <yongxin.liu@windriver.com>
Cc:     evgreen@chromium.org, rajatja@google.com, bhelgaas@google.com,
        stable@vger.kernel.org, linux-pci@vger.kernel.org, x86@kernel.org,
        maz@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86/apic/msi: check interupt context before reporting warning
In-Reply-To: <20210713064609.25429-1-yongxin.liu@windriver.com>
References: <20210713064609.25429-1-yongxin.liu@windriver.com>
Date:   Tue, 13 Jul 2021 18:10:38 +0200
Message-ID: <874kcychz5.ffs@nanos.tec.linutronix.de>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Tue, Jul 13 2021 at 14:46, Yongxin Liu wrote:
> Affinity change can happen in both interrupt context and non-interrupt
> context. The paranoia check for interrupt target cpu is not always true
> in non-interrupt context.

Supressing the warning is just papering over a larger underlying problem
which was discussed recently already. I'm working on a fix for that
already.

Thanks,

        tglx