[ovs-discuss] Problem about ofp-util.c
Minoru TAKAHASHI
takahashi.minoru7 at gmail.com
Fri Jul 17 04:38:38 UTC 2015
Hi,
On 2015å¹´07æ17æ¥ 06:40, Ben Pfaff wrote:
> On Thu, Jul 16, 2015 at 02:31:10PM +0900, Minoru TAKAHASHI wrote:
>> Maybe Iâve found a problem on "ofputil_encode_group_desc_request" of ofp-util.c.
>> According to the OFspec v1.5, the last element of ofp_group_multipart_request has to be filled with zeros.
>>
>> /* Body of OFPMP_GROUP_STATS and OFPMP_GROUP_DESC requests. */
>> struct ofp_group_multipart_request {
>> uint32_t group_id; /* All groups if OFPG_ALL. */
>> uint8_t pad[4]; /* Align to 64 bits. */
>> };
>> OFP_ASSERT(sizeof(struct ofp_group_multipart_request) == 8);
>>
>> Iâve checked the source code of "ofputil_encode_group_desc_request", such a process it could not find.
>>
>> * ofputil_encode_group_desc_request
>> https://github.com/openvswitch/ovs/blob/master/lib/ofp-util.c#L7274-L7279
>>
>> I guess it should be write in the same way as follows.
>>
>> * ofputil_encode_group_stats_request
>> https://github.com/openvswitch/ovs/blob/master/lib/ofp-util.c#L7207-L7213
>>
>> And, I think "ofputil_encode_port_desc_stats_request" also has a similar problem.
>>
>> * ofputil_encode_port_desc_stats_request
>> https://github.com/openvswitch/ovs/blob/master/lib/ofp-util.c#L4009-L4014
>>
>> Please confirm if itâs correct.
>
> You're right.
>
> Will you submit a patch?
For starters, I've created patches that fixes the following problem.
>> Iâve checked the source code of "ofputil_encode_group_desc_request", such a process it could not find.
>>
>> * ofputil_encode_group_desc_request
>> https://github.com/openvswitch/ovs/blob/master/lib/ofp-util.c#L7274-L7279
I would like you to review my patches.
thanks,
>
> Thanks,
>
> Ben.
>
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