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Re: socket_send & socket_recv fail when sending non-socket ports


From: Roland McGrath
Subject: Re: socket_send & socket_recv fail when sending non-socket ports
Date: Wed, 28 Jul 2010 13:41:24 -0700 (PDT)

> On 28/07/10 00:53, Roland McGrath wrote:
> > I don't know off hand why you're getting that failure mode.  But in general
> > you can't use MACH_MSG_TYPE_MOVE_SEND in Hurd RPC arguments (only for
> > replies) because of the interrupt retry issue.  That could be related
> > to this failure though I can't really see how at the moment.
> 
> I thought I had tried with _COPY_SEND. I've just tried again with my testcase
> (changing just that) and it still fails, so that seems unrelated.
> 
> Any other ideas?

Not really.  You need to figure out why you are getting this notification.



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