xen-ppc-devel

[Top] [All Lists]

[XenPPC] [xenppc-unstable] [POWERPC][XEN] Fix infinite loop caused by hd

from [Xen patchbot-xenppc-unstable]

[Permanent Link][Original]

To:	xen-ppc-devel@xxxxxxxxxxxxxxxxxxx
Subject:	[XenPPC] [xenppc-unstable] [POWERPC][XEN] Fix infinite loop caused by hdec storm
From:	Xen patchbot-xenppc-unstable <patchbot-xenppc-unstable@xxxxxxxxxxxxxxxxxxx>
Date:	Fri, 15 Sep 2006 13:30:32 +0000
Delivery-date:	Fri, 15 Sep 2006 10:23:05 -0700
Envelope-to:	www-data@xxxxxxxxxxxxxxxxxx
List-help:	<mailto:xen-ppc-devel-request@lists.xensource.com?subject=help>
List-id:	Xen PPC development <xen-ppc-devel.lists.xensource.com>
List-post:	<mailto:xen-ppc-devel@lists.xensource.com>
List-subscribe:	<http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-ppc-devel>, <mailto:xen-ppc-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe:	<http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-ppc-devel>, <mailto:xen-ppc-devel-request@lists.xensource.com?subject=unsubscribe>
Reply-to:	xen-ppc-devel@xxxxxxxxxxxxxxxxxxx
Sender:	xen-ppc-devel-bounces@xxxxxxxxxxxxxxxxxxx

# HG changeset patch
# User Jimi Xenidis <jimix@xxxxxxxxxxxxxx>
# Node ID 4490f6744b286d62fec3d0792ba5a44db114153b
# Parent  c94df1e4e62c7ab04faf05c8c5586f050f6513fd
[POWERPC][XEN] Fix infinite loop caused by hdec storm

This was the cause of the periodic hang on secondary processors that has
been holding back the submission of the SMP patch.

Signed-off-by: Amos Waterland <apw@xxxxxxxxxx>
---
 xen/arch/powerpc/time.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -r c94df1e4e62c -r 4490f6744b28 xen/arch/powerpc/time.c
--- a/xen/arch/powerpc/time.c   Thu Sep 14 15:43:38 2006 -0500
+++ b/xen/arch/powerpc/time.c   Thu Sep 14 22:06:15 2006 -0400
@@ -60,7 +60,7 @@ int reprogram_timer(s_time_t timeout)
     s_time_t expire;
 
     if (timeout == 0) {
-        expire = 0;
+        expire = INT_MAX;
     } else {
         s_time_t now;
 

_______________________________________________
Xen-ppc-devel mailing list
Xen-ppc-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-ppc-devel

[More with this subject...]

<Prev in Thread]	Current Thread	[Next in Thread>
[XenPPC] [xenppc-unstable] [POWERPC][XEN] Fix infinite loop caused by hdec storm, Xen patchbot-xenppc-unstable <=

Previous by Date:	Re: [XenPPC] [PATCH] Fix infinite loop caused by hdec storm, Jimi Xenidis
Next by Date:	[XenPPC] [xenppc-unstable] [POWERPC][TOOLS] add the ability to replace an entry in the ft rsvmap, Xen patchbot-xenppc-unstable
Previous by Thread:	[XenPPC] [linux-ppc-2.6] [POWERPC][XEN] should call HYPERVISOR_poll() not HYPERVISOR_block(), Xen patchbot-linux-ppc-2 . 6
Next by Thread:	[XenPPC] [xenppc-unstable] [POWERPC][TOOLS] add the ability to replace an entry in the ft rsvmap, Xen patchbot-xenppc-unstable
Indexes:	[Date] [Thread] [Top] [All Lists]