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xen-devel
Re: [Xen-devel] [PATCH] Fix xenconsole after aborted save
Keir Fraser wrote:
> Another thing to note is I think this problem can only occur if the domU
> does not support suspend cancellation (advertised as SUSPEND_CANCEL in
> kernel elf notes -- see xen/xend/XendDomainInfo.py:resumeDomain()). Your
> kernels should support that feature -- suspend cancellation (a.k.a. Resume)
> is very likely to be hit-or-miss without it!
Could you elaborate a bit on this? I was under the impression that suspend
cancellation was there mostly for the netaccel bits, but I have to admit I
didn't look at it very closely. What scenarios do the suspend cancel bits help?
--
Chris Lalancette
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