[openib-general] best way to get ibv_get_cq_event to return

Greenwood, Steve Steve.Greenwood at hp.com
Mon Jan 8 04:54:26 PST 2007


Guys,
Thanks for the information - I'll give it a try.
SRG

-----Original Message-----
From: Roland Dreier [mailto:rdreier at cisco.com] 
Sent: Sunday, January 07, 2007 1:30 PM
To: Dotan Barak
Cc: Or Gerlitz; Greenwood, Steve; openib-general at openib.org
Subject: Re: [openib-general] best way to get ibv_get_cq_event to return

 > This is true (and i guess that it will work), but if in the future
the 
 > implementation of the ibv_comp_channel will be changed,
 > this code will not work ....

The use of a file descriptor is pretty fundamental, and it was done
exactly to permit this sort of stuff (poll(), epoll, SIGIO, etc).  So
I think it is extremely unlikely to change in a way that would break
an app using the file descriptor.

 - R.




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