[Olsr-dev] [PATCH RFC v1 0/4] Smart Gateway dynamic bandwidth

Hans-Christoph Steiner (spam-protected)
Thu May 10 23:03:33 CEST 2012


Given that it is highly unlikely that a file would change on a time scale less than 1ms, I think its safe to use the generic versions, at least on other platforms, no?  I think you need a special Linux kernel to get thread/process time slices with smaller than 1-2ms anyhow.

.hc

On May 10, 2012, at 3:49 PM, Ferry Huberts wrote:

> 
> It's not a typo.
> It appears that this is a linux extension: it provides nanosecond accuracy to stat system calls.
> 
> On 10-05-12 21:05, Hans-Christoph Steiner wrote:
>> 
>> Also, it looks like the Mac OS X build issue is actually caused by a typo in the code:
>> 
>> src/gatewaySpeedFile.c: In function ‘readGatewaySpeedFile’:
>> src/gatewaySpeedFile.c:124: error: ‘struct stat’ has no member named ‘st_mtim’
>> src/gatewaySpeedFile.c:134: error: ‘struct stat’ has no member named ‘st_mtim’
>> src/gatewaySpeedFile.c:134: error: ‘struct stat’ has no member named ‘st_mtim’
>> 
>> I believe the struct element is called st_mtime not st_mtim.  Both Ubuntu and Mac OS X have stat.st_mtime, but I find no reference to stat.st_mtim.
>> 
>> .hc
>> 
>> On May 10, 2012, at 2:58 PM, Henning Rogge wrote:
>> 
>>> At the moment the whole smart gateway system is linux only too... ;)
>>> 
>>> Henning
>>> 
>>> On Thu, May 10, 2012 at 8:54 PM, Ferry Huberts<(spam-protected)>  wrote:
>>>> 
>>>> 
>>>> ok, then.
>>>> Tomorrow I'll refactor it into a plugin but I'll make it linux only.
>>>> It people want it on other platforms as well, they can make it build
>>>> themselves ;-)
>>>> 
>>>> On 10-05-12 20:46, Henning Rogge wrote:
>>>>> 
>>>>> As they can with plugins... its not that it needs to be a linux-only
>>>>> plugin.
>>>>> 
>>>>> Henning
>>>>> 
>>>>> On Thu, May 10, 2012 at 8:25 PM, Ferry Huberts<(spam-protected)>   wrote:
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> On 10-05-12 20:22, Henning Rogge wrote:
>>>>>>> 
>>>>>>> 
>>>>>>> On Thu, May 10, 2012 at 7:17 PM, Ferry Huberts<(spam-protected)>
>>>>>>>  wrote:
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Thinking about this...
>>>>>>>> 
>>>>>>>> I added this to the core, but what do you guys think of making this a
>>>>>>>> plugin? I think that should be possible, right Henning?
>>>>>>> 
>>>>>>> 
>>>>>>> Might work as a plugin I think, the only think it does in the core is
>>>>>>> set the link up/down speed. That should be easy to do from a plugin
>>>>>>> during runtime.
>>>>>>> 
>>>>>>>> However, I'm _not_ saying I want to make it a plugin because I think
>>>>>>>> this
>>>>>>>> should be part of the core, but a plugin might mitigate some of the
>>>>>>>> objections.
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> Whats the advantage to put it into the core?
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> then all platforms can benefit from it
>>>>>> 
>>>>>>> 
>>>>>>> Henning
>>>>>>> 
>>>>>> 
>>>>>> --
>>>>>> Ferry Huberts
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>> 
>>>> --
>>>> Ferry Huberts
>>> 
>>> 
>>> 
>>> --
>>> Steven Hawkings about cosmic inflation: "An increase of billions of
>>> billions of percent in a tiny fraction of a second. Of course, that
>>> was before the present government."
>>> 
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> 
> -- 
> Ferry Huberts





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