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[209.85.167.42]) by smtp.gmail.com with ESMTPSA id q8sm1616968lfo.13.2020.05.28.13.01.57 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 May 2020 13:01:58 -0700 (PDT) Received: by mail-lf1-f42.google.com with SMTP id w15so17266381lfe.11 for ; Thu, 28 May 2020 13:01:57 -0700 (PDT) X-Received: by 2002:a19:6a0e:: with SMTP id u14mr2466293lfu.192.1590696117511; Thu, 28 May 2020 13:01:57 -0700 (PDT) MIME-Version: 1.0 References: <20200528065603.3596-1-penguin-kernel@I-love.SAKURA.ne.jp> <20200528110646.GC11286@linux-b0ei> In-Reply-To: From: Linus Torvalds Date: Thu, 28 May 2020 13:01:41 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2] twist: allow converting pr_devel()/pr_debug() into snprintf() To: Tetsuo Handa Cc: Petr Mladek , Andrew Morton , Linux Kernel Mailing List , Dmitry Vyukov , Ondrej Mosnacek , Sergey Senozhatsky , Steven Rostedt 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 Thu, May 28, 2020 at 12:50 PM Linus Torvalds wrote: > > I still don't understand why this small set of random options couldn't > just be kernel options that get set on the command line, and that have > independent and sane and explainable behavior? Why this odd mentality > of "syzkaller is special"? And just to clarify: the kernel option wouldn't be "syzcaller_twist" or something insane like that. It would be something like "kbd-disable-hotkeys" or whatever: actual real text that says what it does. Linus