RE: [Xen-devel] [PATCH] Add timeout to xenconsole to fix race condition in xm create -c

["Nakajima, Jun" <jun.nakajima@xxxxxxxxx>]

Anthony Liguori wrote:
> This should address the problems people are having now.
> 
Anthony, Hi

It cleanly fixed the problem I had. Thanks a lot for the quick fix!

> Wait a little bit for tty to appear.  There is a race condition that
> occurs after xend creates a domain.  Since no event triggers consoled
> to re-examine existing domains, we'll often not see the new pty by
> the time we're here.  Since consoled sleeps for 2 second periods, a 5
> second timeout should keep us covered.
> 
> A xenstore watch isn't much better since we don't want to block
> forever if given an invalid domain or worse yes, a domain that
> someone else has connected to.
> 
> Signed-off-by: Anthony Liguori
> 
> Regards,
> 
> Anthony Liguori


Jun
---
Intel Open Source Technology Center

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