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,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 99776C43603 for ; Mon, 9 Dec 2019 08:44:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6D0912073D for ; Mon, 9 Dec 2019 08:44:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="tzxUWqrb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727346AbfLIIob (ORCPT ); Mon, 9 Dec 2019 03:44:31 -0500 Received: from mail-pg1-f196.google.com ([209.85.215.196]:33248 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727113AbfLIIob (ORCPT ); Mon, 9 Dec 2019 03:44:31 -0500 Received: by mail-pg1-f196.google.com with SMTP id 6so6768695pgk.0 for ; Mon, 09 Dec 2019 00:44:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=F/iTXjUirb3qLXL3k7S0xJDWbiKE/py2Dc0msDcOD6Y=; b=tzxUWqrby/P+AZfMC57Z7Z3WGfEKwBN4zb4cxo+43y65FaZR07nWWw7tB2ox3/a0oX tvTsBm5gpegKACO7vkrWFY85oEFqQkGqjg+rs63vq6WMY2XRRzuJCPWVFaxbjhru+BKM UNIrZYzmiLqflF2dWDCwgQnRxj8AsCHdA2TToT36GcgHYjghLiFGV9wchGqmldICR/Lc zsvcsBiq/P0/Pj3hfDlXDUMiN0iT1dRgwm2AU8utoQiLU9hCMe3LdiQsni8dA1f0trdX hl/0106L1n5mY0mEdEgHJfUWxT+3155gC2FEdjO+8fcfWZey+tiF1HXPAhNZCiIdJTq8 DMbg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=F/iTXjUirb3qLXL3k7S0xJDWbiKE/py2Dc0msDcOD6Y=; b=oStt2pLwoNMF4wUorQ5juGkvTWm4WL+VwulhQYgxSX7xzIKEnPNvtd9w6EeXezzuPZ CHiqm47Hm6ehyq3vZ4sXtoJnNlK3Pjsf0ixGB782ESPX/EMhG0kmp9uM/65KujVTlxDX 25fe3rngtCWkiUnPDenKLQxXW/gS9Fd6W2jUhf8D9opEvls9FnOXiTdzItLV4Oz3ChaP QIQOlAKkWTuKv/UNlIrusktbIJMcIf74qaSyOv4bfXYPGZb/c39Nd5oBfeST/+WPAgKg 9ekP76JNZ7b7la/zoUSACfcvnurzozKFX4J2jeBpwnUr09TeHPP7qsgBxDvh5sXbp7JA WE8g== X-Gm-Message-State: APjAAAWuufCfvGvHcVbIoPyobHB5mYgOjtvD4y59xkMtLHeOoG3zXK1/ VFSoxGwMNQEQLEWZCnB3OZA= X-Google-Smtp-Source: APXvYqybX7+sdIIzEOFW9y+rSHNuLGLq4Y2jO1WfkZU+jQSjyqrUnujtXjswtut0UxiAOS7rIR71EQ== X-Received: by 2002:aa7:989d:: with SMTP id r29mr28989561pfl.142.1575881070580; Mon, 09 Dec 2019 00:44:30 -0800 (PST) Received: from localhost ([2401:fa00:8f:203:250d:e71d:5a0a:9afe]) by smtp.gmail.com with ESMTPSA id o17sm3406988pjq.1.2019.12.09.00.44.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Dec 2019 00:44:29 -0800 (PST) Date: Mon, 9 Dec 2019 17:44:27 +0900 From: Sergey Senozhatsky To: John Ogness Cc: linux-kernel@vger.kernel.org, Peter Zijlstra , Petr Mladek , Sergey Senozhatsky , Steven Rostedt , Linus Torvalds , Greg Kroah-Hartman , Andrea Parri , Thomas Gleixner , Sergey Senozhatsky , Brendan Higgins , kexec@lists.infradead.org Subject: Re: [RFC PATCH v5 3/3] printk-rb: add test module Message-ID: <20191209084427.GE88619@google.com> References: <20191128015235.12940-1-john.ogness@linutronix.de> <20191128015235.12940-4-john.ogness@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191128015235.12940-4-john.ogness@linutronix.de> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (19/11/28 02:58), John Ogness wrote: > + * This is a test module that starts "num_online_cpus()" writer threads > + * that each write data of varying length. They do this as fast as > + * they can. Can we also add some IRQ (hard or soft) writers and (if possible) some NMI writers? -ss