[PATCH] Change tevent "standard" backend to fall back from epoll -> poll

Stefan (metze) Metzmacher metze at samba.org
Fri Feb 15 08:59:46 MST 2013

Am 14.02.2013 23:02, schrieb Jeremy Allison:
> On Thu, Feb 14, 2013 at 04:04:34PM +0100, Stefan (metze) Metzmacher wrote:
>> Hi Jeremy,
>>> Second attempt :-). This is the original patchset
>>> forward ported to master after Volker and Metze fixed
>>> the issues with the poll backend.
>>> Please review and push to master if you're happy with it !
>> I reviewed it and made some changes to it to fix some details
>> and make it easier to understand for me.
>> - I added a replay flag to epoll_panic() to indicate if it was called
>>   from before calling an event handler or from within an event handler.
>>   We should only call loop_once() of the poll backend if epoll_panic
>>   was called before calling an event handler.
>>   tevent_loop_once() should only trigger just one event handler.
>> - I introduced a 'struct std_event_glue' instead of using
>>   tricks with const struct tevent_ops **
>> I've tested the fallback with the last two HACK patches,
>> which are reverted again and should not reach master.
> Pushed to master (without that HACK patches :-).

The HACK patches actually discovered some problems with the fallback...

I spend the day with debugging and fixing...

I'll do some more testing with the attached patches next week.

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