Re: [9fans] 9P2000 and p9p

[Charles Forsyth <forsyth@terzarima.net>]

> Tread won't hurt very much.  If you really care about minimizing
> the number of requests, you'd do better to have a single "events"
> file that got opened once and then polled (with blocking reads)
> to get information out of the device.

yes. we do that often; it works well.  think of it as `publish/subscribe'
for the 21st century: instead of lots of peculiar new APIs and Pattern Names,
you open a file, and if needed write a subscription description; and read from it.
the server knows.