On 08/24/2010 07:03 AM, Sasha Khapyorsky wrote:
> On 11:30 Wed 18 Aug     , Doron Shoham wrote:
>> add '-f' flag to show full information (ports' speed and witdh).
>> mainly to work with ibsim (using links real speed and width).
> 
> Seems almost fine. However see the comments below.
> 
>>
>> Signed-off-by: Doron Shoham <dor...@voltaire.com>
>> ---
>>  infiniband-diags/src/ibnetdiscover.c |   10 +++++++++-
>>  1 files changed, 9 insertions(+), 1 deletions(-)
>>
>> diff --git a/infiniband-diags/src/ibnetdiscover.c 
>> b/infiniband-diags/src/ibnetdiscover.c
>> index f20058c..0a020a2 100644
>> --- a/infiniband-diags/src/ibnetdiscover.c
>> +++ b/infiniband-diags/src/ibnetdiscover.c
>> @@ -77,6 +77,7 @@ static char *diff_cache_file = NULL;
>>  static unsigned diffcheck_flags = DIFF_FLAG_DEFAULT;
>>  
>>  static int report_max_hops = 0;
>> +static int full_info = 0;
>>  
>>  /**
>>   * Define our own conversion functions to maintain compatibility with the 
>> old
>> @@ -357,6 +358,8 @@ void out_switch_port(ibnd_port_t * port, int group, char 
>> *out_prefix)
>>              ext_port_str ? ext_port_str : "");
>>      if (port->remoteport->node->type != IB_NODE_SWITCH)
>>              fprintf(f, "(%" PRIx64 ") ", port->remoteport->guid);
>> +    if (full_info)
>> +                    fprintf(f, " s=%d w=%d", ispeed, iwidth);
> 
> I think that in order to not potentially break any ibnetdiscover output
> parsers it would be better to put such "f" output after a comment line.
> Would it work with ibsim in a same way?

ibsim should still work if the output is after the comment.
I still think that it can potentially break ibnetdiscover output parsers (that 
why I used '-f' flag).
Do you want it with '-f' flag and after the comment?
for example:
[1](2c903000020a9)      "S-0008f10500650272"[19]                #  s=2 w=2 lid 
6 lmc 0 "Voltaire sLB-4018    Line 10  Chip 1 4700 #4700-B778" lid 3 4xDDR

> 
>>      fprintf(f, "\t\t# \"%s\" lid %d %s%s",
>>              rem_nodename,
>>              port->remoteport->node->type == IB_NODE_SWITCH ?
>> @@ -396,7 +399,8 @@ void out_ca_port(ibnd_port_t * port, int group, char 
>> *out_prefix)
>>      rem_nodename = remap_node_name(node_name_map,
>>                                     port->remoteport->node->guid,
>>                                     port->remoteport->node->nodedesc);
>> -
>> +    if (full_info)
>> +                    fprintf(f, " s=%d w=%d", ispeed, iwidth);
> 
> Ditto.
> 
> Sasha
> 
>>      fprintf(f, "\t\t# lid %d lmc %d \"%s\" lid %d %s%s\n",
>>              port->base_lid, port->lmc, rem_nodename,
>>              port->remoteport->node->type == IB_NODE_SWITCH ?
>> @@ -926,6 +930,9 @@ static int process_opt(void *context, int ch, char 
>> *optarg)
>>      case 's':
>>              cfg->show_progress = 1;
>>              break;
>> +    case 'f':
>> +            full_info = 1;
>> +            break;
>>      case 'l':
>>              list = LIST_CA_NODE | LIST_SWITCH_NODE | LIST_ROUTER_NODE;
>>              break;
>> @@ -964,6 +971,7 @@ int main(int argc, char **argv)
>>      ibnd_fabric_t *diff_fabric = NULL;
>>  
>>      const struct ibdiag_opt opts[] = {
>> +            {"full", 'f', 0, NULL, "show full information (ports' speed and 
>> witdh)"},
>>              {"show", 's', 0, NULL, "show more information"},
>>              {"list", 'l', 0, NULL, "list of connected nodes"},
>>              {"grouping", 'g', 0, NULL, "show grouping"},
>> -- 
>> 1.5.4
>>

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