[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [minios] Add xenbus shutdown control support
Ian Campbell, le Tue 04 Dec 2012 09:32:45 +0000, a écrit : > On Tue, 2012-12-04 at 00:30 +0000, Samuel Thibault wrote: > > Ian Campbell, le Thu 29 Nov 2012 11:14:19 +0000, a écrit : > > > On Wed, 2012-11-28 at 21:57 +0000, Samuel Thibault wrote: > > > > Add a thread watching the xenbus shutdown control path and notifies a > > > > wait queue. > > > > > > Why a wait queue rather than a weak function call? > > > > Because it integrates well with existing wait loops. > > I was imagining that someone using such a wait loop would simply provide > the weak function to kick the queue themselves, Ah, right, in that case it doesn't need much synchronization with the shutdown event, so it doesn't pose problem. > rather than imposing this design on them from the core. It's not a big > deal though. But it's nicer to get it the way people would prefer. Daniel, Matthew, what do you think? Samuel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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