# Re: \[PATCH RESEND\] vgacon: remember scrollback buffer on console switch

- From: Pavel Machek \<hidden\>
- Date: 2008-10-30 14:52:01 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2008/10/1168408
- Thread: https://ratatoskr.run/lkml/2008/10/1166474/t.md

```text
Hi!

> > If so, it would be much much better to make this feature switchable at
> > runtime (module parameter/boot option or a /proc or /sys knob).
> 
> /sys knob seems to be the most flexible option.
> 
> /sys/class/vtconsole/vtconX/persistent_history? 0/1

0/number-of-lines-to-remember?
								Pavel

-- 
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```