| To: | "Michael Abd-El-Malek" <mabdelmalek@xxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Xen bus drivers and the probe function |
| From: | "Ryan Riley" <rileyrd@xxxxxxxxx> |
| Date: | Thu, 4 Oct 2007 11:50:13 -0400 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | 2007年10月04日 08:51:09 -0700 |
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As Keir said, the probe() function gets triggered by the right things appearing in the XenStore. The XenIntro wiki has an example of this in section 23 (Adding a new device and triggering...): http://wiki.xensource.com/xenwiki/XenIntro Hopefully that will be helpful for you. Thanks Ryan On 10/2/07, Michael Abd-El-Malek <mabdelmalek@xxxxxxx> wrote: > Hello, > > I'm writing a split driver for XenBus. My understanding is that this is > the "Xen way" for inter-domain discovery, bootstrapping the process by > sharing grants and event channels. > > When I look at the block driver, the probe method of the front- and > back-ends seems to be doing the bulk of the initialization work. In my > sample driver, however, my probe function isn't called. My module gets > inserted and the initialization function correctly installs the XenBus > driver. > > Can someone please explain when the probe function is supposed to be > called? If there's no physical device "backing" the virtual device > (i.e., virtual block driver is a counterexample), should I be relying on > the probe method in the first place? > > Thanks, > Mike > > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxxxxxxxx > http://lists.xensource.com/xen-devel > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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