[libvirt] [PATCH] retry poll() in EINTR case in virPipeReadUntilEOF
Daniel P. Berrange
berrange at redhat.com
Thu Dec 11 20:28:21 UTC 2008
On Thu, Dec 11, 2008 at 03:25:05PM -0500, Dave Allan wrote:
> I saw a few messages:
>
> libvir: error : internal error poll error: Interrupted system call
>
> during daemon-conf tests. The messages come from virPipeReadUntilEOF.
> I think the intention is that this case should be retried. Patch attached.
ACK, definitely neccessary.
> diff --git a/src/util.c b/src/util.c
> index da26009..31a9702 100644
> --- a/src/util.c
> +++ b/src/util.c
> @@ -473,7 +473,7 @@ virPipeReadUntilEOF(virConnectPtr conn, int outfd, int errfd,
> while(!(finished[0] && finished[1])) {
>
> if (poll(fds, ARRAY_CARDINALITY(fds), -1) < 0) {
> - if (errno == EAGAIN)
> + if (errno == EAGAIN || errno == EINTR)
> continue;
> goto pollerr;
> }
Daniel
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