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[209.85.208.179]) by smtp.gmail.com with ESMTPSA id 78sm4032012lfn.20.2020.09.14.18.30.47 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 14 Sep 2020 18:30:48 -0700 (PDT) Received: by mail-lj1-f179.google.com with SMTP id k25so1360447ljk.0 for ; Mon, 14 Sep 2020 18:30:47 -0700 (PDT) X-Received: by 2002:a2e:84d6:: with SMTP id q22mr5453216ljh.70.1600133447386; Mon, 14 Sep 2020 18:30:47 -0700 (PDT) MIME-Version: 1.0 References: <20200915012800.GA17809@Gentoo> In-Reply-To: <20200915012800.GA17809@Gentoo> From: Linus Torvalds Date: Mon, 14 Sep 2020 18:30:31 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: fbcon: remove soft scrollback code (missing Doc. patch) To: Bhaskar Chowdhury , Randy Dunlap , Linus Torvalds , LKML , "linux-doc@vger.kernel.org" , Greg Kroah-Hartman , Daniel Vetter , Yuan Ming , Willy Tarreau , Bartlomiej Zolnierkiewicz , NopNop Nop , =?UTF-8?B?5byg5LqR5rW3?= , Andy Lutomirski , Jonathan Corbet 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 Mon, Sep 14, 2020 at 6:28 PM Bhaskar Chowdhury wrote: > > Documentation/admin-guide/kernel-parameters.txt: no-scroll [VGA] Disables scrollback. So this one at least should be still valid. But these: > Documentation/fb/fbcon.rst:2. fbcon=scrollback:[k] > Documentation/fb/fbcon.rst: The scrollback buffer is memory that is used to preserve display > Documentation/fb/matroxfb.rst: with 'video=scrollback:0'. > Documentation/fb/sstfb.rst: disable software scrollback, as it can oops badly ... > Documentation/fb/vesafb.rst: * You'll get scrollback (the Shift-PgUp thing), > Documentation/fb/vesafb.rst: the video memory can be used as scrollback buffer now look stale. Linus