[PATCH] vt_buffer: drop console buffer copying optimisations

[One Thousand Gnomes]

> If I'm not mistaken, that would be as simple as adding
> 
>     #define VT_BUF_HAVE_RW.
>     #define scr_writew(val, addr) (*(addr) = (val))
>     #define scr_readw(addr) (*(addr))
> 
> to arch/x86/include/asm/vga.h.

and stick an

#if defined (CONFIG_SUPPORT_SHITE_VGA_ADAPTERS)

#endif

around that and its sorted as an option everyone can leave off but the
afflicted.

Alan

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