tsocket: writev can return -1, with an errno==ENOMEM on Solaris/illumos.

[Jeremy Allison]

On Wed, Mar 13, 2013 at 09:50:57AM -0400, Ira Cooper wrote:
> Before you ask:
> 
> Yes, I looked at the illumos kernel sources, and I proved that this
> happened using dtrace.
> 
> It is a strange case, but the actual strange errno will only come from the
> network stack as far as I can tell.
> 
> For solaris users pushing high amounts of SMB2 traffic.  This is a fairly
> important fix, the way the error manifests can be VERY hard to track down,
> and will show up as samba just being unreliable.  (Randomly closing
> connections.)
> 
> Please review and push if acceptable, after that I'll create the bug and we
> can backport it to 4.0 and 3.6.
> 
> Note: I did my work against 3.6.  This is a "forward port" of that work.

LGTM. Pushed to autobuild.

Can you log the bug so we can get it fixed in 4.0.x and 3.6.x ?

Thanks,

Jeremy.