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xen-devel
Re: [Xen-devel] [PATCH 0 of 3] Remus: control tool
On 12/01/09 08:16, Brendan Cully wrote:
> I'll probably take a crack at this soon. From a quick look at the
> pvops suspend code, it seems like it may suffer from a race when
> multiple suspends are issued that Keir fixed in the 2.6.18 tree some
> time ago -- it'd be better to get that fixed before porting the event
> channel patch.
>
What's the bug? I don't see a reentrancy issue there because the
suspend happens synchronously in the xenwatch thread under
xenwatch_mutex. Or race for that matter.
Am I missing something?
Of course, if you start triggering suspends via event channels, we'll
need to work out something else.
J
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