doc: release notes: Add 2.2 release notes for logging subsystem

Added entry regarding changes in the logger.

Signed-off-by: Krzysztof Chruscinski <krzysztof.chruscinski@nordicsemi.no>
This commit is contained in:
Krzysztof Chruscinski 2020-03-02 13:43:58 +01:00 committed by Johan Hedberg
commit 0cc209d5b2

View file

@ -500,6 +500,12 @@ Libraries / Subsystems
* LoRa support was added through official LoRaMac-node reference
implementation.
* Logging
* Improvements in immediate mode: less interrupts locking, better RTT usage,
logging from thread context.
* Improved notification about missing log_strdup.
HALs
****