[PATCH 3/8] of/fdt: Add unflatten_partial_device_tree

[Stephen Neuendorffer]

> >> > @@ -521,12 +539,12 @@ int __init early_init_dt_scan_chosen(unsigned long node, const char *uname,
> >> >
> >> >        early_init_dt_check_for_initrd(node);
> >> >
> >> > +#ifdef CONFIG_CMDLINE
> >> >        /* Retreive command line */
> >> > -       p = of_get_flat_dt_prop(node, "bootargs", &l);
> >> > +       p = of_get_flat_dt_prop(node, "bootargs", &l, initial_boot_params);
> >> >        if (p != NULL && l > 0)
> >> >                strlcpy(cmd_line, p, min((int)l, COMMAND_LINE_SIZE));
> >> >
> >> > -#ifdef CONFIG_CMDLINE
> >>
> >> Why is this being changed?
> >
> > Because it requires a cmd_line global, which all architectures (especially x86) don't seem to have)
> > Probably if the early stuff get's factored out, then this problem goes away.
> 
> I'm considering changing this so that cmd_line is set with an
> arch-specific callback.

I don't think I ever saw a patch for this.  Have you done more than think about this?

Steve


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