Re: [Qemu-devel] [PATCH v5 3/5] ARM: Add numa-node-id for /memory node

[Shannon Zhao <zhaoshenglong@huawei.com>]

On 2016/4/23 15:45, Andrew Jones wrote:
>>>> @@ -456,14 +460,39 @@ static int load_dtb(hwaddr addr, const struct arm_boot_info *binfo,
>>>> > >>          goto fail;
>>>> > >>      }
>>>> > >>  
>>>> > >> +    mem_len = (nb_numa_nodes > 0) ? numa_info[0].node_mem : binfo->ram_size;
>>>> > >>      rc = qemu_fdt_setprop_sized_cells(fdt, "/memory", "reg",
>>> > > 
>>> > > So node0's memory node will still be called '/memory' instead of
>>> > > '/memory@addr' like the other nodes? Shouldn't we change it too?
>>> > > 
>> > Previously I deleted the /memory node creation codes in virt.c and
>> > create here, but that will cause other boards booting fail since
>> > load_dtb() is a common function. So to avoid more changes to other
>> > files, I just use current way. So is there any way to change the node
>> > name after it's created in qemu?
> I'm not sure if that's possible, but we could maybe use qemu_fdt_nop_node
> to turn /memory into a NOP node, and then add a new one?
This would be a good solution, I think. I'll update it using
qemu_fdt_nop_node.

Thanks,
-- 
Shannon