Re: [Xen-devel] [RFC][PATCH] Use ioemu block drivers through blktap

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Keir Fraser writes ("Re: [Xen-devel] [RFC][PATCH] Use ioemu block drivers 
through blktap"):
> The SIGHUP was only introduced in the first place to allow cleanup when
> using stub domains. In that case the SIGHUP goes to a qemu-dm 'proxy script'
> which then kills the actual stub domain. That's another case where the
> mechanism for tearing down such pervasive state really belongs in xend, in
> my opinion. I would be very much up for seeing us going back to SIGKILL of
> qemu-dm processes.

Using SIGKILL is indeed much better because it guarantees that any
necessary cleanup happens even if qemu-dm (or some associated process)
is terminated abruptly - because it makes that be the usual case.

Ian.

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