Re: [PATCH 1/3] qemu: Wait for monitor socket even without pid

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On Mon, Nov 26, 2012 at 03:17:12PM +0100, Viktor Mihajlovski wrote:
> If qemuMonitorOpenUnix is called without a related pid, i.e. for
> QMP probing, a connect failure can happen as the result of a race.
> Without a pid there is no retry and thus we give up to early.
> This changes the code to retry if no pid is supplied.
> 
> Signed-off-by: Viktor Mihajlovski <mihajlov@xxxxxxxxxxxxxxxxxx>
> ---
>  src/qemu/qemu_monitor.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
> index cbde2b1..fe8424f 100644
> --- a/src/qemu/qemu_monitor.c
> +++ b/src/qemu/qemu_monitor.c
> @@ -283,7 +283,7 @@ qemuMonitorOpenUnix(const char *monitor, pid_t cpid)
>              break;
>  
>          if ((errno == ENOENT || errno == ECONNREFUSED) &&
> -            cpid && virProcessKill(cpid, 0) == 0) {
> +            (!cpid || virProcessKill(cpid, 0) == 0)) {
>              /* ENOENT       : Socket may not have shown up yet
>               * ECONNREFUSED : Leftover socket hasn't been removed yet */
>              continue;
> -- 

ACK


Daniel
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