tree 2cdf0f34481671ddf6950b095f8645573a9d4025
parent c46a15d876bb0e1d36bdee5fe9026bab99b1b129
author Pau Espin Pedrol <pespin@sysmocom.de> 1678791697 +0100
committer Pau Espin Pedrol <pespin@sysmocom.de> 1678791705 +0100

select.c: Clarify osmo_fd_(un)register() API expectations of registered fd

Those restrictions were implicitly required for a while and most of the
users of this API already followed them, but just a few didn't. All
known users have now been fixed. Let's explicitly document the
restrictions imposed by the API to ease avoiding similar issues in the
future.

Change-Id: I53d95aad15b33dd66aa5c7dd11745a35c4481f33