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=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 F2C7BC2D0B1 for ; Tue, 4 Feb 2020 11:54:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C49E220674 for ; Tue, 4 Feb 2020 11:54:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580817270; bh=kaFMBzxhagSbrYS+zS3O9SbCDL4qry+IIcGowt+UL/w=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=wWNTWwM+Te/fWpTlXIjUNWuFSrByu8peBw0UJ28TgZB3P+drSQIAedx8OGFNIvCo5 Z0+l6rpo7fcf3RtzHiu0Y2SWY3HAk3Xy//elN2cSmhL8ptk9m0Vq/ZbmATS9z1t3aZ au9oKKNbwrOUuBnRQLAh1K7RykO+s4GEuutybktM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727177AbgBDLy3 (ORCPT ); Tue, 4 Feb 2020 06:54:29 -0500 Received: from mail-lf1-f68.google.com ([209.85.167.68]:44994 "EHLO mail-lf1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727030AbgBDLy3 (ORCPT ); Tue, 4 Feb 2020 06:54:29 -0500 Received: by mail-lf1-f68.google.com with SMTP id v201so11942818lfa.11 for ; Tue, 04 Feb 2020 03:54:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=yX+ida8pfl0LTkmQBZ8UesmAMvaSo4x+eVGozJlhRbE=; b=Msx1Lk+gS6WK5KpsBIBXAZ6Q+BjDDE6D5RVC5kF4wW7nWes0L0h9qxiZNCWwdTt5Po 1uDep+XkjiT7YMZHsV3SVf/SDiOW2mDJCF9LBQDua4wQuOpK5DYKkztX0FV1VyxuNlCz 0nulKLN5X+CXcluOmZatBJy0rtpvm9Q2szSCs= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=yX+ida8pfl0LTkmQBZ8UesmAMvaSo4x+eVGozJlhRbE=; b=OY82Cf1TM8cy0ztMF4/JKzMd4O9a5ik1iH53qK/7K6pHO8Yx3ehgwK+VcD3PBHXwS5 RSU54URv1eVcMNstSu4e0c1J/bEsHyv0fSFmGxHAPhOv1DesZxI1Q+9RB2BAbrFMihUI dYfXzRsDrp2gzPFryh4WqcgCZftjtf4EKChUR2f5IliU/ytE0bcUrMUm6n0iJ86vTFkx khAqR8Zm9FXDUrx3yH/w7FFF37YNZayQ7OnQo7fhibWUb4ZoYM+qquDcSZheTi3xQoR2 guP2xp/JIKUxnUApy5vAzLo16bK/DqFZZQxuHAGI3KtO0+1Xta7TrYCQJR+Uz1ozPupM GxZA== X-Gm-Message-State: APjAAAV1d6X5kj35xF07wCml+0/ZUMOwubySM0dxQE2Sgf+0sSePjLz0 s4lMNqc2RtFx7ol65NdXmyH5uKrXt1DvUg== X-Google-Smtp-Source: APXvYqxBV8tlpplAD3oit8h967PxNOrJ7rOL1RBwEzyD3YGCQ0w/JBbMBNoN2HavHjG+y4s08sTPzQ== X-Received: by 2002:a19:ca59:: with SMTP id h25mr14823818lfj.27.1580817266993; Tue, 04 Feb 2020 03:54:26 -0800 (PST) Received: from mail-lj1-f176.google.com (mail-lj1-f176.google.com. [209.85.208.176]) by smtp.gmail.com with ESMTPSA id n23sm10341234lfa.41.2020.02.04.03.54.25 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 04 Feb 2020 03:54:26 -0800 (PST) Received: by mail-lj1-f176.google.com with SMTP id v17so18294798ljg.4 for ; Tue, 04 Feb 2020 03:54:25 -0800 (PST) X-Received: by 2002:a2e:580c:: with SMTP id m12mr17424595ljb.150.1580817265630; Tue, 04 Feb 2020 03:54:25 -0800 (PST) MIME-Version: 1.0 References: <20200204053155.127c3f1e@oasis.local.home> In-Reply-To: <20200204053155.127c3f1e@oasis.local.home> From: Linus Torvalds Date: Tue, 4 Feb 2020 11:54:09 +0000 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [GIT PULL] tracing: Changes for 5.6 To: Steven Rostedt Cc: LKML , Ingo Molnar , Andrew Morton , Masami Hiramatsu , Tom Zanussi , Peter Zijlstra Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 4, 2020 at 10:32 AM Steven Rostedt wrote: > > - Added new "bootconfig". > Looks for a file appended to initrd to add boot config options. > This has been discussed thoroughly at Linux Plumbers. > Very useful for adding kprobes at bootup. Is there a way to disable this from the "real" kernel command line? If I have problems, I want to boot with a known kernel command line (forcing text mode etc). If the bootconfig file always gets parsed, there's no way to do that from the bootloader (grub2, whatever).. Linus