[PATCH] image: fdt: check "status" of "/reserved-memory" subnodes

[Thirupathaiah Annapureddy <thiruan@linux.microsoft.com>]

Thank You Simon for the review. 

May I know what are the next steps in making forward progress on this? 

Best Regards,
Thiru

On 1/7/2020 12:33 AM, Simon Goldschmidt wrote:
> On Tue, Jan 7, 2020 at 7:21 AM Thirupathaiah Annapureddy
> <thiruan@linux.microsoft.com> wrote:
>>
>> boot_fdt_add_mem_rsv_regions() scans the subnodes of
>> "/reserved-memory" and adds them to reserved lmb regions.
>> Currently this scanning does not take into "status" property.
>> Even if the subnode is disabled, it gets added to the
>> reserved lmb regions.
>>
>> This patch checks the "status" property before adding it
>> to reserved lmb regions.
>>
>> Signed-off-by: Thirupathaiah Annapureddy <thiruan@linux.microsoft.com>
> 
> Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
> 
>> ---
>>  common/image-fdt.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/common/image-fdt.c b/common/image-fdt.c
>> index 48388488d9..cf13d655c0 100644
>> --- a/common/image-fdt.c
>> +++ b/common/image-fdt.c
>> @@ -122,7 +122,7 @@ void boot_fdt_add_mem_rsv_regions(struct lmb *lmb, void *fdt_blob)
>>                         /* check if this subnode has a reg property */
>>                         ret = fdt_get_resource(fdt_blob, subnode, "reg", 0,
>>                                                &res);
>> -                       if (!ret) {
>> +                       if (!ret && fdtdec_get_is_enabled(fdt_blob, subnode)) {
>>                                 addr = res.start;
>>                                 size = res.end - res.start + 1;
>>                                 boot_fdt_reserve_region(lmb, addr, size);
>> --
>> 2.24.1
>>