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 X-Spam-Level: X-Spam-Status: No, score=-2.1 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 74D11C43334 for ; Thu, 6 Sep 2018 13:53:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1C19D20844 for ; Thu, 6 Sep 2018 13:53:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="rcjmHLCY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1C19D20844 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730108AbeIFS2t (ORCPT ); Thu, 6 Sep 2018 14:28:49 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:57390 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730062AbeIFS2t (ORCPT ); Thu, 6 Sep 2018 14:28:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=+Bu1lZ7JjIOjtWdrVZlCnpNdoxLMHZvPtNpklYr+DOc=; b=rcjmHLCY+IopZ4AStGSwKr3Al L1YzoxASn6VnKvc4RjPEFQvfYyF+xA5BUCq3VOgOsxSAMmlU4gGDmZwlL1tk8WQm5mxBcRsttaTbZ Tj2OOTQBLSFswIMgYTQYPUMtA7n5FZmIZC6UYe6f/dmbRi8rxT25WLIoaZCJ/fW35oBdAIsEgSt4b acrMhf7Npq1t8pnjuVgVOz5Qv7J9nhcSAJrlccXiC4qj9ILBdaH1nMt13u1YfDFFjBVAIz+6VIm/J s2lTQ1huplTnlI1ZYgRFs+hvwWX/jguJLHjvhelKNlClIcT71qASAJdtq01mB1pNswrclSN11MX4t ljWPWqJZA==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fxuiT-0005Yi-AC; Thu, 06 Sep 2018 13:53:01 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id DFA86201F9C46; Thu, 6 Sep 2018 15:52:58 +0200 (CEST) Date: Thu, 6 Sep 2018 15:52:58 +0200 From: Peter Zijlstra To: Steven Rostedt Cc: LKML , Ingo Molnar , Andrew Morton , Joel Fernandes Subject: Re: [PATCH] lockdep: Have assert functions test for actual interrupts disabled Message-ID: <20180906135258.GE24106@hirez.programming.kicks-ass.net> References: <20180806214107.110626d0@gandalf.local.home> <20180905112031.540aa81b@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180905112031.540aa81b@gandalf.local.home> User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 05, 2018 at 11:20:31AM -0400, Steven Rostedt wrote: > > Peter, you OK with this patch? I'm currently triggering a bug (in rc2) > where this patch is telling me that lockdep is getting it wrong. It > would be good to have this upstream such that we know if it is really a > bug in the code itself, or if lockdep didn't keep up properly. I thought we had something for that under CONFIG_DEBUG_LOCKDEP. /me checks and finds: kernel/locking/lockdep.c:check_flags() Doesn't that work?