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 smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 121AFD5E145 for ; Fri, 8 Nov 2024 07:29:48 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 9D64F42A7D; Fri, 8 Nov 2024 07:29:48 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id 9Ic8sfIpU8qn; Fri, 8 Nov 2024 07:29:47 +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 smtp4.osuosl.org B96A542A7E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org; s=default; t=1731050987; bh=1XdvSNOuZouYbPrso1Npt+Pw3m9uE9gj44xGyrYmPaU=; h=Date:From:To:Cc:References:In-Reply-To:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=c21YtA6EFZVwlAz1K0ZPFArsaQAsKHz90K0WV3sTucYkXAiz5NX9eUtFPrC/8eoz0 NRZIQ87rDlhDpExDxuKoRFdosvIbT2c6QH0RnW75GLQhL8zP0pNHZul6xQBunfjDjA 9sT90v3vVenqZ3K64VA4D+W0anXPuaGgTQc48B1viQ0sh8k/vHl5Sai3J27hhmNP4o WDB6JTCTtSNDweEn66ONw4/sOjt2E8iXha/mz7DkaijH3fZmO/xNJ4qKR0SjF+YyS4 XJz0FHtjPTQXdTk14eGydNFqzL5HVpwmQclyK7vCF0KXX1+dRr//jB1qTPGDExBJDc AeUvt1aU9qIBw== Received: from lists1.osuosl.org (lists1.osuosl.org [140.211.166.142]) by smtp4.osuosl.org (Postfix) with ESMTP id B96A542A7E; Fri, 8 Nov 2024 07:29:47 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists1.osuosl.org (Postfix) with ESMTP id 3C7B7C0 for ; Fri, 8 Nov 2024 07:29:47 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id DC21642A7D for ; Fri, 8 Nov 2024 07:29:46 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id es5j1tfthi68 for ; Fri, 8 Nov 2024 07:29:46 +0000 (UTC) X-Greylist: delayed 577 seconds by postgrey-1.37 at util1.osuosl.org; Fri, 08 Nov 2024 07:29:45 UTC DMARC-Filter: OpenDMARC Filter v1.4.2 smtp4.osuosl.org E08BC42A7E DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org E08BC42A7E Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=193.142.43.55; helo=galois.linutronix.de; envelope-from=bigeasy@linutronix.de; receiver= Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by smtp4.osuosl.org (Postfix) with ESMTPS id E08BC42A7E for ; Fri, 8 Nov 2024 07:29:45 +0000 (UTC) Date: Fri, 8 Nov 2024 08:20:03 +0100 From: Sebastian Andrzej Siewior To: Wander Lairson Costa Cc: Tony Nguyen , Przemek Kitszel , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Clark Williams , Steven Rostedt , Simon Horman , Jacob Keller , "moderated list:INTEL ETHERNET DRIVERS" , "open list:NETWORKING DRIVERS" , open list , "open list:Real-time Linux (PREEMPT_RT):Keyword:PREEMPT_RT" , tglx@linutronix.de Message-ID: <20241108072003.jJDpdq9u@linutronix.de> References: <20241106111427.7272-1-wander@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20241106111427.7272-1-wander@redhat.com> X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1731050405; 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=1XdvSNOuZouYbPrso1Npt+Pw3m9uE9gj44xGyrYmPaU=; b=AnhH4xgzd7yEF5ZPSICzS90838h37rRz4QvNEoDVonGelJrNlW/RX0p/tso6Ybyy8ZK6QC IKF14CkaWFbgOfceFNhxhb2QhxU+leLMGlXWdwDF/0kyPEtfQuvK0HJ8SP8pDeRiLN7i0O 6NuiWXP4gK480xVWEyFSwIoUb8z0dDZn24TyC13CyacDujoIGOCXZ8UcODpau7Cm+cEyPA jQXSHbvAC2TaKddjxmK92ulR2sbpMF6CbgVmDlQbExPBeOzRtrnOU9jEC/Xk4FaRmCxoJz bDY14JRtHUwtW0FUSfBtOlSeSOJTp1eLkovJ+ePNZrxJ6tyyCistLfdYhIyvaA== X-Mailman-Original-DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1731050405; 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=1XdvSNOuZouYbPrso1Npt+Pw3m9uE9gj44xGyrYmPaU=; b=7vyL7oQgNV/EO92EBKAOkT+kUaIUcdDXypNUcpA/+SK2vhVxhAiIFnO5XGPi/PJFsdtepA iw7VOGjOOY1FzNCg== X-Mailman-Original-Authentication-Results: smtp4.osuosl.org; dmarc=pass (p=none dis=none) header.from=linutronix.de X-Mailman-Original-Authentication-Results: smtp4.osuosl.org; dkim=pass (2048-bit key, unprotected) header.d=linutronix.de header.i=@linutronix.de header.a=rsa-sha256 header.s=2020 header.b=AnhH4xgz; dkim=pass header.d=linutronix.de header.i=@linutronix.de header.a=ed25519-sha256 header.s=2020e header.b=7vyL7oQg Subject: Re: [Intel-wired-lan] [PATCH v2 1/4] 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" On 2024-11-06 08:14:26 [-0300], Wander Lairson Costa wrote: > This reverts commit 338c4d3902feb5be49bfda530a72c7ab860e2c9f. > > Sebastian noticed the ISR indirectly acquires spin_locks, which are > sleeping locks under PREEMPT_RT, which leads to kernel splats. > > Fixes: 338c4d3902feb ("igb: Disable threaded IRQ for igb_msix_other") > Reported-by: Sebastian Andrzej Siewior > Signed-off-by: Wander Lairson Costa Reviewed-by: Sebastian Andrzej Siewior This is the only patch. Sebastian