Re: [Xen-devel] [PATCH v3 04/12] xenstore: add per-node generation counter

2016-11-12 Thread Wei Liu
On Fri, Nov 11, 2016 at 09:00:02AM +0100, Juergen Gross wrote: > In order to be able to support reading the list of a node's children in > multiple chunks (needed for list sizes > 4096 bytes) without having to > allocate a temporary buffer we need some kind of generation counter for > each node. Th

[Xen-devel] [PATCH v3 04/12] xenstore: add per-node generation counter

2016-11-11 Thread Juergen Gross
In order to be able to support reading the list of a node's children in multiple chunks (needed for list sizes > 4096 bytes) without having to allocate a temporary buffer we need some kind of generation counter for each node. This will help to recognize a node has changed between reading two chunks