[asterisk-dev] 1.8 SIP deadlock on transfer using REFER

Russell Bryant russell at digium.com
Wed Dec 22 03:38:48 UTC 2010

----- Original Message -----
> On Mon, Dec 20, 2010 at 8:56 AM, Russell Bryant <russell at digium.com>
> wrote:
> > You might just be able to release the lock on the sip_pvt before
> > checking if the parking spot is valid and then grab it back
> > afterwards.
> Looking a little farther down the code, I see that the lock is
> released not to far below where the issue is happening. By moving the
> release up the issue disappeared. I couldn't see any section of code
> that directly needed the lock, and those that did were locking on
> their own anyway.
> Hopefully the new patch is close, if not acceptable to be merged.
> This issue seems to be a block on 1.8 for those using Realtime
> configuration for the dialplan.

Based on your description, it should be acceptable to merge.  Someone just needs to give it a once over to help ensure that moving the unlock is safe.

Thank you for your contribution to Asterisk!  :-)

Russell Bryant
Digium, Inc.  |  Engineering Manager, Open Source Software
445 Jan Davis Drive NW   -    Huntsville, AL 35806  -  USA
jabber: rbryant at digium.com    -=-    skype: russell-bryant
www.digium.com -=- www.asterisk.org -=- blogs.asterisk.org

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