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Re: [Xen-devel] [PATCH 2/6] xen/hvm kexec: unregister shutdown+sysrq wat
| To: | Ian Campbell <Ian.Campbell@xxxxxxxxxx>, Olaf Hering <olaf@xxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH 2/6] xen/hvm kexec: unregister shutdown+sysrq watches during reboot |
| From: | Keir Fraser <keir.xen@xxxxxxxxx> |
| Date: | Thu, 28 Jul 2011 12:00:34 +0100 |
| Cc: | "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx> |
| Delivery-date: | Thu, 28 Jul 2011 04:04:43 -0700 |
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| Thread-topic: | [Xen-devel] [PATCH 2/6] xen/hvm kexec: unregister shutdown+sysrq watches during reboot |
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On 28/07/2011 11:52, "Ian Campbell" <Ian.Campbell@xxxxxxxxxx> wrote: >> And what about the event/irq handling? There is currently no way >> to check what virq is bound to what port, other than looping through all >> possible ports and see if one matches the requested virq. > > There is EVTCHNOP_reset but I'm not sure if it does too much. For > example I'm not sure how the guest could recover event channels which > are setup by the domain builder -- such as the xenstore event channel. EVTCHNOP_reset is currently only called from the toolstack, which is then able to re-setup things like the xenstore event channel for the guest. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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