From mboxrd@z Thu Jan  1 00:00:00 1970
From: Markus Armbruster <armbru@redhat.com>
Subject: Re: PATCH 0/10: Merge PV framebuffer & console into QEMU
Date: Fri, 26 Oct 2007 10:16:27 +0200
Message-ID: <87ve8uffz8.fsf@pike.pond.sub.org>
References: <20071024203513.GD10807@redhat.com>
	<1193338595.6665.25.camel@bling> <20071025212313.GA2916@redhat.com>
	<1193348482.6545.10.camel@lappy>
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In-Reply-To: <1193348482.6545.10.camel@lappy> (Alex Williamson's message of
	"Thu\, 25 Oct 2007 15\:41\:22 -0600")
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To: Alex Williamson <alex.williamson@hp.com>
Cc: xen-devel@lists.xensource.com, "Daniel P. Berrange" <berrange@redhat.com>
List-Id: xen-devel@lists.xenproject.org

Hrrrm, diagnostics omit errno.  Alex, could you retry with the
appended (obvious, but untested) patch applied?


--- tools/ioemu/hw/xenfb.c~	2007-10-26 10:04:43.000000000 +0200
+++ tools/ioemu/hw/xenfb.c	2007-10-26 10:11:09.000000000 +0200
@@ -664,7 +664,8 @@
 {
         fprintf(stderr, "Doing frontend watch on %s\n", dev->otherend);
 	if (!xs_watch(dev->xenfb->xsh, dev->otherend, "")) {
-		fprintf(stderr, "Watch for dev failed\n");
+		fprintf(stderr, "Watch for dev failed (%s)\n",
+			strerror(errno));
 		return -1;
 	}
 
@@ -680,7 +681,8 @@
 {
 	fprintf(stderr, "Doing backend watch on %s\n", dev->nodename);
 	if (!xs_watch(dev->xenfb->xsh, dev->nodename, "")) {
-		fprintf(stderr, "Watch for dev failed\n");
+		fprintf(stderr, "Watch for dev failed (%s)\n",
+			strerror(errno));
 		return -1;
 	}