Attachment 318004 Details for Bug 464676 – Proposed fix for rhel4.8, backported from rhel5.3

Proposed fix for rhel4.8, backported from rhel5.3

netfront-xenbus-race-rhel4.patch (text/plain), 1002 bytes, created by Don Dutile (Red Hat) on 2008-09-29 21:16:56 UTC

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Creator: Don Dutile (Red Hat)

Created: 2008-09-29 21:16:56 UTC

Size: 1002 bytes

patch

obsolete

>--- linux-2.6.9/drivers/xen/netfront/netfront.c.orig	2008-09-11 15:40:09.000000000 -0400
>+++ linux-2.6.9/drivers/xen/netfront/netfront.c	2008-09-11 15:52:07.000000000 -0400
>@@ -524,6 +524,8 @@ static void backend_changed(struct xenbu
> 		break;
> 
> 	case XenbusStateInitWait:
>+		if (dev->state != XenbusStateInitialising)
>+			break;
> 		if (network_connect(netdev) != 0) {
> 			netif_free(np);
> 			break;
>@@ -533,6 +535,8 @@ static void backend_changed(struct xenbu
> 		break;
> 
> 	case XenbusStateClosing:
>+		if (dev->state == XenbusStateClosed)
>+			break;
> 		xenbus_frontend_closed(dev);
> 		break;
> 	}
>--- linux-2.6.9/drivers/xen/xenbus/xenbus_probe.c.orig	2008-09-11 15:40:09.000000000 -0400
>+++ linux-2.6.9/drivers/xen/xenbus/xenbus_probe.c	2008-09-11 15:45:25.000000000 -0400
>@@ -642,6 +642,8 @@ static int xenbus_probe_node(struct xen_
> 	if (!xendev)
> 		return -ENOMEM;
> 
>+	xendev->state = XenbusStateInitialising;
>+
> 	/* Copy the strings into the extra space. */
> 
> 	tmpstring = (char *)(xendev + 1);

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Attachments on bug 464676: 318004 | 320215