Data-plane-writable state that is retained across different packets matching the same table entry, that is.
This topic was discussed at least once in the last several months in the language design work group: Design syntax andsemantics to indicate persistent storage of per-table-entry data across packets,modifiable in data plane · Issue #1177 · p4lang/p4-spec (github.com)
The purpose of this short series of meetings is to focus attention on it, in hopes of moving it forward.
Andy Fingerhut
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