From: "Zhai, Edwin" <edwin.zhai@intel.com>
To: Ian Pratt <Ian.Pratt@cl.cam.ac.uk>,
Keir Fraser <Keir.Fraser@cl.cam.ac.uk>,
Tim Deegan <Tim.Deegan@xensource.com>
Cc: xen-devel@lists.xensource.com, edwin.zhai@intel.com
Subject: [PATCH][HVM] fix VNIF restore failure on HVM guest with heavy workload
Date: Wed, 11 Apr 2007 00:47:38 +0800 [thread overview]
Message-ID: <20070410164738.GA24587@edwin-gen.ccr> (raw)
[PATCH][HVM] fix VNIF restore failure on HVM guest with heavy workload
Signed-off-by: Zhai Edwin <edwin.zhai@intel.com>
VNIF has many intrs when save/restore with net workload, so need keep handler from intrs
diff -r 2fab1ec4dc74 linux-2.6-xen-sparse/drivers/xen/core/reboot.c
--- a/linux-2.6-xen-sparse/drivers/xen/core/reboot.c Mon Apr 09 16:35:01 2007 +0800
+++ b/linux-2.6-xen-sparse/drivers/xen/core/reboot.c Tue Apr 10 16:44:52 2007 +0800
@@ -44,12 +44,14 @@ int __xen_suspend(int fast_suspend)
int __xen_suspend(int fast_suspend)
{
xenbus_suspend();
+ local_irq_disable();
platform_pci_suspend();
/* pvdrv sleep in this hyper-call when save */
HYPERVISOR_shutdown(SHUTDOWN_suspend);
platform_pci_resume();
+ local_irq_enable();
xenbus_resume();
printk("PV stuff on HVM resume successfully!\n");
next reply other threads:[~2007-04-10 16:47 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-10 16:47 Zhai, Edwin [this message]
2007-04-10 19:16 ` [PATCH][HVM] fix VNIF restore failure on HVM guest with heavy workload Keir Fraser
2007-04-11 7:20 ` Zhai, Edwin
2007-04-11 7:41 ` Keir Fraser
2007-04-11 8:56 ` Keir Fraser
2007-04-11 16:24 ` Re: [PATCH][HVM] fix VNIF restore failure on HVMguest " Zhao, Fan
2007-04-11 16:54 ` Re: [PATCH][HVM] fix VNIF restore failure on HVMguestwith " Steven Hand
2007-04-12 18:46 ` Mark Williamson
2007-04-12 18:51 ` Steven Hand
2007-04-13 9:42 ` Keir Fraser
2007-04-11 17:32 ` Re: [PATCH][HVM] fix VNIF restore failure on HVMguest with " Keir Fraser
2007-04-12 2:47 ` Zhao, Fan
2007-04-12 7:06 ` Keir Fraser
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