Re: Ruby redux

[Aivils <ai...@un...>]

Hi, Zoltan!

	This patch needs for line per line walkthrough. I will start
today. I hope complete it during one week.
	I am not sure about fbcon. fbcon may takes more work.

Aivils
On Sunday 20 February 2005 19:46, Zoltan Boszormenyi wrote:
> Hi,
>=20
> as large console cleanups went into the -mm tree and those cleanups
> are also part of the Ruby tree, I thought I look at the Ruby tree
> and port it to 2.6.11-rc4 + the following 4 patches:
>=20
> 1. cleanup-vc-array-access.patch
> 2. remove-console_macrosh.patch
> 3. merge-vt_struct-into-vc_data.patch
> 4. merge-vt_struct-into-vc_data-fix.patch
>=20
> In the porting, I followed these rules:
> - no major cleanups, including:
>    - no function shuffling around
>    - no function and variable renames
> - no DECVTE, keep the old Linux terminal emulation.
>=20
> The only cleanup I applied was the redraw_screen() function
> splitup to update_screen() and switch_screen() so they can be
> static where they are used.
>=20
> The result is a very straightforward patch that is about 18K smaller
> than the first two cleanup patches added (~ 142000 bytes vs ~ 160000
> bytes).
>=20
> The catch is that it doesn't boot up successfully despite I tried
> to follow the changes in the Ruby tree exactly. With only the VGA
> console, I got a message about "unable to open initial console"
> the SELinux messages and booting stopped there. With "dumbcon=3D1",
> I got an oops with this stacktrace:
>=20
> init
> vty_init
> dumb_console_init
> dumbcon_add
> vt_map_display
>=20
> and I also got two messages:
>=20
> unblank_screen: tty not allocated ??
>=20
> Maybe it rings a bell for someone and can fix it. I expect at most
> two one-liners over this patch to have a working Ruby kernel.
>=20
> I Cc-ed all interested parties, including Roman Zippel who expressed
> interest to look into the Ruby tree after all these cleanups went
> mainline. Happy hacking, Roman! :-)
>=20
> Best regards,
> Zolt=E1n B=F6sz=F6rm=E9nyi
>=20