On Wed, Oct 31, 2018 at 10:17:03AM +0000, Wei Liu wrote: > On Wed, Oct 31, 2018 at 10:08:26AM +0000, Paul Durrant wrote: > > > -----Original Message----- > > > From: Xen-devel [mailto:[email protected]] On Behalf > > > Of Marek Marczykowski-Górecki > > > Sent: 30 October 2018 23:49 > > > To: [email protected] > > > Cc: Wei Liu <[email protected]>; Ian Jackson <[email protected]>; > > > Marek Marczykowski-Górecki <[email protected]> > > > Subject: [Xen-devel] [PATCH] libvchan: create xenstore entries in one > > > transaction > > > > > > This will prevent race when client waits for server with xs_watch - all > > > entries should appear at once. > > > > Watches should be put on the "state" key to avoid this kind of thing. That > > key should always be the last thing modified and hence there should never > > really be the need for xenstore transactions at all. > > AIUI libxenvchan doesn't have a "state" key. We can introduce one now > but we still need to handle old code which doesn't know about the new > key.
Wei is right, there is no "state" key in libxenvchan. -- Best Regards, Marek Marczykowski-Górecki Invisible Things Lab A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing?
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