From patchwork Tue Nov 26 22:20:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Sebastian Andrzej Siewior X-Patchwork-Id: 1201224 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linutronix.de Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47Myyh6zDHz9sS6 for ; Wed, 27 Nov 2019 09:20:28 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726576AbfKZWU1 convert rfc822-to-8bit (ORCPT ); Tue, 26 Nov 2019 17:20:27 -0500 Received: from Galois.linutronix.de ([193.142.43.55]:43030 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726050AbfKZWU1 (ORCPT ); Tue, 26 Nov 2019 17:20:27 -0500 Received: from localhost ([127.0.0.1] helo=flow.W.breakpoint.cc) by Galois.linutronix.de with esmtp (Exim 4.80) (envelope-from ) id 1iZjC3-0008Na-7K; Tue, 26 Nov 2019 23:20:23 +0100 From: Sebastian Andrzej Siewior To: netdev@vger.kernel.org Cc: "David S. Miller" , Thomas Gleixner Subject: [PATCH net 0/2] __napi_schedule_irqoff() used in wrong context Date: Tue, 26 Nov 2019 23:20:11 +0100 Message-Id: <20191126222013.1904785-1-bigeasy@linutronix.de> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org I found three cases where __napi_schedule_irqoff() could be used with enabled interrupts while looking for something elseā€¦ There are patches for two of them. The third one, hyperv/netvsc, is wrong with the `threadirqs' commandline option because the interrupt will be delivered directly via the vector and not the thread. I will try to sort this out with the x86 folks. Sebastian