[asterisk-dev] Bug/patch 9596

[Michiel van Baak]

On 15:21, Fri 01 Jun 07, Dan Austin wrote:
> That won't cause any problems.  The variable in question
> is in the device structure, so it is unique per device.
> The issue is that it is possible that skinny_ss wakes up
> and tries to read the variable at the same time the user
> enters a new digit.  The window is small, but possible.
> I am not sure what the failure mode would be.

Yeah, after reading the code again I noticed this as well.

I'm running this on my home system and have had like 12
calls this evening and nothing went wrong at all.
I dont have anything with more traffic so I'm not able to
test what the mode would be neither.

> 
> I am familiar with the reasons and concepts for locking,
> but not with the implementation.  

same here. Trying to learn more about it now. not only for
asterisk but for my whole C skillz.

-- 

Michiel van Baak
michiel at vanbaak.eu
http://michiel.vanbaak.eu
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"Why is it drug addicts and computer afficionados are both called users?"