[PATCH v5 0/2] Do not output logo on quiet boots

Prarit Bhargava prarit at redhat.com
Tue Jan 29 13:43:48 UTC 2019


On text-based systems the 'quiet' boot option will show printk levels
higher than CONSOLE_LOGLEVEL_QUIET.  The displaying of the Tux logo
during boot can cause some consoles to lose display data and as a result
confuse the end user.

Do not display the Tux logo on systems that are in 'quiet' boot.

v2: It helps to commit all my changes before sending them.  Remove extra
bracket.
v3: buildbot error fix: fbcon can be built as part of a module so export console_printk
v4: move console_printk change to separate patch, and drop logo cleanup
v5: Only set FBCON_LOGO_DONTSHOW for console loglevel


Signed-off-by: Prarit Bhargava <prarit at redhat.com>
Cc: Hans de Goede <hdegoede at redhat.com>
Cc: Marko Myllynen <myllynen at redhat.com>
Cc: Steven Rostedt (VMware) <rostedt at goodmis.org>
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie at samsung.com>
Cc: Kees Cook <keescook at chromium.org>
Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
Cc: Thierry Reding <treding at nvidia.com>
Cc: Yisheng Xie <ysxie at foxmail.com>
Cc: Petr Mladek <pmladek at suse.com>
Cc: Sergey Senozhatsky <sergey.senozhatsky at gmail.com>
Cc: dri-devel at lists.freedesktop.org

Prarit Bhargava (2):
  printk: Export console_printk
  fbcon: Silence fbcon logo on 'quiet' boots

 drivers/video/fbdev/core/fbcon.c | 8 +++++++-
 kernel/printk/printk.c           | 1 +
 2 files changed, 8 insertions(+), 1 deletion(-)

-- 
2.17.2



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