Re: [PATCH][TAKE 3] THE LINUX/I386 BOOT PROTOCOL - Breaking the 256limit

[H. Peter Anvin]

Alon Bar-Lev wrote:
> diff -urNp linux-2.6.16/Documentation/i386/boot.txt linux-2.6.16.new/Documentation/i386/boot.txt
> --- linux-2.6.16/Documentation/i386/boot.txt	2006-03-20 07:53:29.000000000 +0200
> +++ linux-2.6.16.new/Documentation/i386/boot.txt	2006-04-14 01:55:47.000000000 +0300
> @@ -235,11 +235,8 @@ loader to communicate with the kernel.  
>  relevant to the boot loader itself, see "special command line options"
>  below.
>  
> -The kernel command line is a null-terminated string currently up to
> -255 characters long, plus the final null.  A string that is too long
> -will be automatically truncated by the kernel, a boot loader may allow
> -a longer command line to be passed to permit future kernels to extend
> -this limit.
> +The kernel command line is a null-terminated string. A string that is too
> +long will be automatically truncated by the kernel.
>  
>  If the boot protocol version is 2.02 or later, the address of the
>  kernel command line is given by the header field cmd_line_ptr (see
> @@ -260,6 +257,9 @@ command line is entered using the follow
>  	covered by setup_move_size, so you may need to adjust this
>  	field.
>  
> +       The kernel command line *must* be 256 bytes including the
> +       final null.
> +
>  
>  **** SAMPLE BOOT CONFIGURATION
>  

This chunk is confusing at the very best.

	-hpa
-
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