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Re: [Xen-devel] [PATCH 05 of 16 RFC] blktap3: Don't check if blktap is available

On 30/10/12 08:41, Ian Campbell wrote:
>>> Perhaps even on Linux we would want a sanity check that the drivers are
>>> present and loaded etc?
>> We could ensure that the tapdisk binaries are present, apart from that
>> I don't see anything else we could check.
> Could we check for /dev/xen/{evtchn,gntdev,...} or whatever else it
> needs?

We could also check with xc_gnttab_open, which will return an error on

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