[libvirt] [PATCH] virCommand: Extend debug message for handshake

[Eric Blake]

On 05/30/2012 06:20 AM, Michal Privoznik wrote:
> Currently, we are logging only one side of pipes we
> create in virCommandRequireHandshake(); This is enough
> in cases where pipe2() returns two consecutive FDs. However,
> it is not guaranteed and it may return any FDs.
> Therefore, it's wise to log the other ends as well.
> ---
>  src/util/command.c |    6 ++++--
>  1 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/src/util/command.c b/src/util/command.c
> index eaa9f16..5b94f1e 100644
> --- a/src/util/command.c
> +++ b/src/util/command.c
> @@ -2443,8 +2443,10 @@ void virCommandRequireHandshake(virCommandPtr cmd)
>          return;
>      }
>  
> -    VIR_DEBUG("Transfer handshake wait=%d notify=%d",
> -              cmd->handshakeWait[1], cmd->handshakeNotify[0]);
> +    VIR_DEBUG("Transfer handshake wait=%d notify=%d, "
> +              "keep handshake wait=%d notify=%d",
> +              cmd->handshakeWait[1], cmd->handshakeNotify[0],
> +              cmd->handshakeWait[0], cmd->handshakeNotify[1]);

ACK; this has no other impact other than a useful debug aid.

-- 
Eric Blake   eblake at redhat.com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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