From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933173AbdABO2E (ORCPT ); Mon, 2 Jan 2017 09:28:04 -0500 Received: from mout.gmx.net ([212.227.17.22]:56472 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932454AbdABO2B (ORCPT ); Mon, 2 Jan 2017 09:28:01 -0500 From: =?UTF-8?q?Manuel=20Sch=C3=B6lling?= To: plagnioj@jcrosoft.com, tomi.valkeinen@ti.com Cc: manuel.schoelling@gmx.de, jslaby@suse.cz, gregkh@linuxfoundation.org, andrey_utkin@fastmail.com, kilobyte@angband.pl, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v7 0/3] console: Add persistent scrollback buffers for all VGA consoles Date: Mon, 2 Jan 2017 15:27:37 +0100 Message-Id: <1483367260-3836-1-git-send-email-manuel.schoelling@gmx.de> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1480848836-11330-1-git-send-email-manuel.schoelling@gmx.de> References: <1480848836-11330-1-git-send-email-manuel.schoelling@gmx.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K0:H8AEJPXEraD9XkrEn1/SYjHdcgNlC42Dco68fQwouaYngf8L0yy 01gWP/i8wfgog4jo3OcLm6SMgc+Caw9pZDNPKalnm/ndqAAit5VDLb3IltytyST3stZTzOb o2yAvuCIM9Xxs5x9dfp/zwKfSWKlja9me0Ee4BKS/RzEhidoyPO5l/1dNKCiWyyMCHDUM1Y iQPjA8DgBHPEH3YD5YWJQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:PwZH+VuonpE=:ZUYApvEW1KmF+hTdGHizoq q4iflMlyeSMc5mBg+cWp0yxLsF2bPrxJX0xelpMKU/6ue8dC+KxPeqFq6VkezNJUKTGCGrad7 3BH0cxjE31vs3C6T71Cs4chlyzHU8gVjat9ohIgSemBcrDMs37ovsxS0vuwV5HXCul53Bq9dj UBGMFui4w5Maxtk95/L54o1Y4oFRHFDDhKx6eWd01lJ+oejhTxql5lFZIS/dTGBvyzUeD5zYd Ub6NYZFQM0Fgtq6aAfzM6HaS7EmteO7vWClI0BC2a2eHg4cB1oceTmr3DWmXe4797sUuhpvUy 919Xs+7jSTYy1PbS11ktE2P4FGazEpW+E8dwvI2Z/VZBs7jePG+bUHYviibHQnGtvjFjsjI6x 8DtfFJOajTVztN60xD4yCdSLlStaDsgb/d6Qv3NIKQG6yez7H6MbY9dRoXMN4uyT0Xe385CJP 27QnDYHx4lw0/AFuOy/Z2QlBPAS6fjXmZ4hVTkdahNkbIt7kv78b1RJgUiqVeCxV/R52SAQnD g9ENZzgZpCkSuxR6XC/0MkzHSpl1zT4ydiuAa2eaNSlKY9GyLaDupu0AQKqye8a5qVBSyq8T3 gcy8sHqAt0b0a8Anndgm8B1/sjwNqBMNVRHtAZEiJR3o83xW1RgKx/c+LuSrzFJGCp1Vzdn+u Sq+mBnE+NBUk4w3Sqw3FIMHGUOh8dYf8maGv6JKHIX2GVBICjDtSicBiIELMMl8aRDSgcFusO /vJX3Awe0QzE/+xTTQE10LD8YRYL69LDLfgfjkyysh6Du4CtWRLEyl2AUdUl386PMAztuXIUe V9LxtnYz0LW3ltsGK72AdyNm8OU2qiQgArsmFslB5Lw5vBAv0u6ZzpR8n7UYg04EA6RvQmU8R t0lQzaQ05TPj0l3U9XbLIx8+u0D6YNh1OPdqq0/uxkppmedQgE+RmRxVLIR8IHLt8HLlaauYF RYqWXUwb59II2hEN/R2gMIjpWmGiLH2g/Dv0Pn273Asn6vOlfikVXTZsR0iQGoAZNKxLElHfe Wg6rWweaHYO8JQxtQ06bmlU= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reviewed-by: Andrey Utkin Tested-by: Andrey Utkin Tested-by: Adam Borowski -- Changes in v7: - Add new callback to consw struct for flushing video console driver's scrollback buffer. Fixes issues with escape sequence '\e[3J' reported by Adam Borowski (kilobyte@angband.pl). - Fix style issues Changes in v6: - Change of check if feature is enabled in vgacon_scrollback_switch() Changes in v5: - Clearify documentation - Skip superfluous array initialization - Disable scrollback if buffer allocation fails - Refactor vgacon_switch_scrollback() - Rename vgacon_switch_scrollback() to vgacon_scrollback_switch() - Add check for fg_console in vgacon_scrollback_update Changes in v4.1: - Fix compiler error Changes in v4: - Rename from VGACON_SOFT_SCROLLBACK_FOR_EACH_CONSOLE to VGACON_SOFT_SCROLLBACK_PERSISTENT - Split into two patches - Rework documentation - Remove cosmetic changes in comments (postponed) Changes in v3: - Add config option for this feature - Fallback to old scrollback buffer if kcalloc() fails - Remove ioctl() call again and add documentation about existing escape sequence to flush the scrollback buffer Changes in v2: - Add ioctl() call to flush scrollback buffer - (Patch v2 was not labeled as such, sorry) Manuel Schölling (3): console: Move scrollback data into its own struct console: Add callback to flush scrollback buffer to consw struct console: Add persistent scrollback buffers for all VGA consoles drivers/tty/vt/vt.c | 9 +++ drivers/video/console/Kconfig | 25 ++++++- drivers/video/console/vgacon.c | 165 ++++++++++++++++++++++++++++------------- include/linux/console.h | 4 + 4 files changed, 148 insertions(+), 55 deletions(-) -- 2.1.4