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 Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 202C8D132B5 for ; Mon, 4 Nov 2024 12:41:31 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id CC82580D51; Mon, 4 Nov 2024 12:41:30 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id t_5BSaJnIcA9; Mon, 4 Nov 2024 12:41:30 +0000 (UTC) X-Comment: SPF check N/A for local connections - client-ip=140.211.166.142; helo=lists1.osuosl.org; envelope-from=intel-wired-lan-bounces@osuosl.org; receiver= DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 461B680D5D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org; s=default; t=1730724090; bh=aKQ0/YooIp1QYyef8Z9BF7zgosXNwWGR/ZRQNwN6Nbo=; h=From:To:Cc:Date:Subject:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=tSz7bh/ZB6z77CULrtLme9tS4CcW8f7GHFMJ4bY4uis3PK7O0eJcYdDmUz/0we6u5 PTON9sXAwN43cNI+iyTXw+a9c2WWpUHTBYsbypasXV8TyQ8CILxVBrRdVDfuuu9pti KKO9fGtJwf6Uuji6ZyxWyfodr2ZIbzrPt730Kh3nq0+Dykl6iFj4chvJf6nn2GSz1m IwT7EMl4YeG/uBEqIW8jtahAoTk8xC49iJqjquN35nS2LjsXSFEsp2lGAjbnoJ5aqv 9FkHUqEBywBThpsCapHmRwBO5nQg1qHEuitjS0MMDAJui3YoF96f5E3zqz3zsrvUuf gxWd5DNUBoqTw== Received: from lists1.osuosl.org (lists1.osuosl.org [140.211.166.142]) by smtp1.osuosl.org (Postfix) with ESMTP id 461B680D5D; Mon, 4 Nov 2024 12:41:30 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [IPv6:2605:bc80:3010::136]) by lists1.osuosl.org (Postfix) with ESMTP id 8D3B5962 for ; Mon, 4 Nov 2024 12:41:28 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id 6E1C3606CA for ; Mon, 4 Nov 2024 12:41:28 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id sM7x6J1eA-o8 for ; Mon, 4 Nov 2024 12:41:27 +0000 (UTC) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=170.10.129.124; helo=us-smtp-delivery-124.mimecast.com; envelope-from=wander@redhat.com; receiver= DMARC-Filter: OpenDMARC Filter v1.4.2 smtp3.osuosl.org B348460673 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org B348460673 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by smtp3.osuosl.org (Postfix) with ESMTPS id B348460673 for ; Mon, 4 Nov 2024 12:41:26 +0000 (UTC) Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-185-JVFTtb9zNw-d_g3XSvp-jg-1; Mon, 04 Nov 2024 07:41:21 -0500 X-MC-Unique: JVFTtb9zNw-d_g3XSvp-jg-1 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 249C81954AE4; Mon, 4 Nov 2024 12:41:18 +0000 (UTC) Received: from wcosta-thinkpadt14gen4.rmtbr.csb (unknown [10.22.64.126]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id D7D66300018D; Mon, 4 Nov 2024 12:41:11 +0000 (UTC) From: Wander Lairson Costa To: Tony Nguyen , Przemek Kitszel , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Sebastian Andrzej Siewior , Clark Williams , Steven Rostedt , intel-wired-lan@lists.osuosl.org (moderated list:INTEL ETHERNET DRIVERS), netdev@vger.kernel.org (open list:NETWORKING DRIVERS), linux-kernel@vger.kernel.org (open list), linux-rt-devel@lists.linux.dev (open list:Real-time Linux (PREEMPT_RT):Keyword:PREEMPT_RT) Cc: tglx@linutronix.de, Wander Lairson Costa Date: Mon, 4 Nov 2024 09:40:50 -0300 Message-ID: <20241104124050.22290-1-wander@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1730724085; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=aKQ0/YooIp1QYyef8Z9BF7zgosXNwWGR/ZRQNwN6Nbo=; b=KzJbCKie788Ky7WFSXfM+s4wfZGLskG9wmA+qs7OM9NyOGxyXh49AcsQ99KFSluKe2Dujy /+T5dXDyKKDPFiVsp/qRhFyMtVf6SRNXjAUllGRtO34Dqysvgp7ryue0ckhJT6WzhsCU/V aZZDzkuTQklf3gbAxUModYChsmtTSvs= X-Mailman-Original-Authentication-Results: smtp3.osuosl.org; dmarc=pass (p=none dis=none) header.from=redhat.com X-Mailman-Original-Authentication-Results: smtp3.osuosl.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=KzJbCKie Subject: [Intel-wired-lan] [PATCH] Revert "igb: Disable threaded IRQ for igb_msix_other" X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" This reverts commit 338c4d3902feb5be49bfda530a72c7ab860e2c9f. Sebastian noticed the ISR indirectly acquires spin_locks, which are sleeping locks under PREEMPT_RT, which leads to kernel splats. Signed-off-by: Wander Lairson Costa Reported-by: Sebastian Andrzej Siewior --- drivers/net/ethernet/intel/igb/igb_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index b83df5f94b1f..f1d088168723 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -907,7 +907,7 @@ static int igb_request_msix(struct igb_adapter *adapter) int i, err = 0, vector = 0, free_vector = 0; err = request_irq(adapter->msix_entries[vector].vector, - igb_msix_other, IRQF_NO_THREAD, netdev->name, adapter); + igb_msix_other, 0, netdev->name, adapter); if (err) goto err_out; -- 2.47.0