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Re: [Xen-devel] blktap failure after 14895:800aa9f5cec9 (moves /dev/xen/
| To: | Brendan Cully <brendan@xxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] blktap failure after 14895:800aa9f5cec9 (moves /dev/xen/... to /var/run/tap/...) |
| From: | Keir Fraser <keir@xxxxxxxxxxxxx> |
| Date: | Wed, 02 May 2007 16:19:31 +0100 |
| Cc: | Xen Developers <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Wed, 02 May 2007 08:18:21 -0700 |
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| Thread-topic: | [Xen-devel] blktap failure after 14895:800aa9f5cec9 (moves /dev/xen/... to /var/run/tap/...) |
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On 2/5/07 16:11, "Brendan Cully" <brendan@xxxxxxxxx> wrote: >> More likely it's simply because /var/run/tap/ doesn't exist? >> >> Either some startup script needs to 'mkdir -p', or blktapctrl needs to make >> the directory on demand. > > the blktap tools do create that directory on demand, and in fact > /var/run/tap/blktap0 is properly created. What fails is the 'open', > somewhere in the kernel I believe. Maybe this only affects > block-attaching a device in domain 0? The open() that's part of mkfifo()? Those FIFO files have nothing to do with the blktap kernel module, I believe, in which case this can't have anything to do with a mismatch of something between blktap user and blktap kernel. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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