 Home |
Products |
Support |
Community |
News |
xen-devel
Re: [Xen-devel] Backend in user space, how is its kernel dev unregistere
| To: | Markus Armbruster <armbru@xxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Backend in user space, how is its kernel dev unregistered? |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Wed, 04 Mar 2009 22:29:16 +0000 |
| Cc: | "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Wed, 04 Mar 2009 14:29:57 -0800 |
| Envelope-to: | www-data@xxxxxxxxxxxxxxxxxxx |
| In-reply-to: | <87k575yslm.fsf@xxxxxxxxxxxxxxxxx> |
| List-help: | <mailto:xen-devel-request@lists.xensource.com?subject=help> |
| List-id: | Xen developer discussion <xen-devel.lists.xensource.com> |
| List-post: | <mailto:xen-devel@lists.xensource.com> |
| List-subscribe: | <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe> |
| List-unsubscribe: | <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe> |
| Sender: | xen-devel-bounces@xxxxxxxxxxxxxxxxxxx |
| Thread-index: | AcmdApo0u9SD3vDdTPqnyPfVIT8mqAAFgyYs |
| Thread-topic: | [Xen-devel] Backend in user space, how is its kernel dev unregistered? |
| User-agent: | Microsoft-Entourage/12.15.0.081119 |
On 04/03/2009 19:51, "Markus Armbruster" <armbru@xxxxxxxxxx> wrote: >>> But what if the device driver is in user space? vfb and vkbd are. I >>> can't see how their kernel devices can ever get unregistered. >> >> Presumably these should watch xenstore themselves and tear down state when >> they see state changes from the frontend, or the corresponding xenstore >> directory disappear completely. Just like in the kernel's xenbus_probe.c. >> >> -- Keir > > Stupid question: how can a user space driver get *kernel* devices > unregistered? Maybe I misunderstand the problem. I don't know much about pvfb or pvkbd. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | Re: [Xen-devel] [rfc 00/18] ioemu: use devfn instead of slots as the unit for passthrough, Simon Horman |
|---|---|
| Next by Date: | Re: [Xen-devel] [rfc 00/18] ioemu: use devfn instead of slots as the unit for passthrough, Keir Fraser |
| Previous by Thread: | Re: [Xen-devel] Backend in user space, how is its kernel dev unregistered?, Markus Armbruster |
| Next by Thread: | Re: [Xen-devel] Backend in user space, how is its kernel dev unregistered?, Markus Armbruster |
| Indexes: | [Date] [Thread] [Top] [All Lists] |
