** Description changed:
- Xen guests may hang during resume after a migration or suspend. The
- predominately affects HVM guests.
+ [Impact]
+ Xen guests may hang during resume after a migration or suspend. The
predominately affects HVM guests.
+ [Test Case]
+ Create a Xen guest and attempt to resume after a migration or suspend
hundreds of times.
+
+ [Fix]
The following upstream commits (tagged for stable) fix the hangs.
"x86/xen: resume timer irqs early"
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8d5999df35314607c38fbd6bdd709e25c3a4eeab
and
"xen/manage: Always freeze/thaw processes when suspend/resuming"
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=61a734d305e16944b42730ef582a7171dc733321
+
+ Both are clean cherry-picks.
** Changed in: linux (Ubuntu Trusty)
Assignee: Stefan Bader (smb) => Chris J Arges (arges)
** Changed in: linux (Ubuntu Trusty)
Status: Triaged => In Progress
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1368724
Title:
Xen guests may hang after migration or suspend/resume
Status in “linux” package in Ubuntu:
Fix Committed
Status in “linux” source package in Trusty:
In Progress
Status in “linux” source package in Utopic:
Fix Committed
Bug description:
[Impact]
Xen guests may hang during resume after a migration or suspend. The
predominately affects HVM guests.
[Test Case]
Create a Xen guest and attempt to resume after a migration or suspend
hundreds of times.
[Fix]
The following upstream commits (tagged for stable) fix the hangs.
"x86/xen: resume timer irqs early"
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8d5999df35314607c38fbd6bdd709e25c3a4eeab
and
"xen/manage: Always freeze/thaw processes when suspend/resuming"
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=61a734d305e16944b42730ef582a7171dc733321
Both are clean cherry-picks.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1368724/+subscriptions
--
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help : https://help.launchpad.net/ListHelp
