Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp1413430ybl; Sun, 19 Jan 2020 02:41:03 -0800 (PST) X-Google-Smtp-Source: APXvYqwzr+/C4mYCIgk51SuH1yid1y1uKTaA7J1AyRrz0iEMkB0CORdFjj1TE8OtXhN2EIof+pOT X-Received: by 2002:aca:cc08:: with SMTP id c8mr9455077oig.42.1579430463426; Sun, 19 Jan 2020 02:41:03 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1579430463; cv=none; d=google.com; s=arc-20160816; b=GjyTQAb39uioASEr/raOWH661CzYhqd+JzNw6vEEj2LHP1fdMyhLBNVK9SjlzIwtak rFOepBzaBOclqRYENehMWQDXjku7w6XKcUgQAZCdZu3B+IREVHeKzrx2ObU4wzZLeQ91 e0W78k1WSQItGZsKg11GPQ0XTG8q/eMUs9UwdQE0ZvsAZCmPjTx5Q7JCnKEn+hn/K1+4 jjwhsvY420oIGFrqynBc0IEcmVjS2YnfLh2Mk0XSPYJfw5eIQC1WzqSC/g/B+EqcZwAF if3rU37NuiTb6He84iIzEfBh3jNLphs8zEQlDwWJWdD1bOuQ42h+9oXiRzzlu+KN0Vcg SORQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=RD2jCz0uCr8mHOZCXK6vbFSbxAkGZsamJpCqVS1fdZY=; b=GO9vIQSwHFWkSBs2OeA+o6qshNBn8Bk9970g4RmqgNqdCn4eOPeDCUKKdSYcv/eCCt yXxDgU+Pj/lis39FvSzodJ9hMP3zC3qzfEGzEe0WZ7RLXPPf+OD0CBzX7RmKwHyLnWfS ou7bGIY9ntTO5IZorakW9eUpA+JUneFx7kB/nU4Mqw0LAaIKhqBF4hksko4q7nU5OQfS NcGzAomz4+hkp+uUzPLTWsaId5CKdt5t3afgWU7/3+N2WSv8m8A++oImJD905gejrQ48 MVShnUBcZ5XCBtKH8dT2LLgXTUtjBlnHdFJbgdu6LNjKzpL+jSOnafvADbxkTNuJys32 KyqQ== 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id v25si16240284ote.90.2020.01.19.02.40.18; Sun, 19 Jan 2020 02:41:03 -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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726861AbgASKeI (ORCPT + 99 others); Sun, 19 Jan 2020 05:34:08 -0500 Received: from Galois.linutronix.de ([193.142.43.55]:60000 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726744AbgASKeI (ORCPT ); Sun, 19 Jan 2020 05:34:08 -0500 Received: from bigeasy by Galois.linutronix.de with local (Exim 4.80) (envelope-from ) id 1it7u4-0001Xn-Ky; Sun, 19 Jan 2020 11:34:00 +0100 Date: Sun, 19 Jan 2020 11:34:00 +0100 From: Sebastian Andrzej Siewior To: Scott Wood Cc: LKML , linux-rt-users , Steven Rostedt , Thomas Gleixner Subject: Re: [PATCH RT] Revert "cpumask: Disable CONFIG_CPUMASK_OFFSTACK for RT" Message-ID: <20200119103400.3vj4dr4sr4hxyxus@linutronix.de> References: <20191218174159.ndcvzgqxavpcb37c@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020-01-19 02:03:23 [-0600], Scott Wood wrote: > I get splats with this due to zalloc_cpumask_var() with preemption disabled > (from the get_cpu() in x86 flush_tlb_mm_range()): Is http://lkml.kernel.org/r/20200117090137.1205765-1-bigeasy@linutronix.de solving the issue? Sebastian