Serialise AirTime behind a lock, and stop handing out its buckets - #11362

Draft

NomDeTom wants to merge 56 commits into

meshtastic:developfrom

NomDeTom:airtime-lockguard

Commits on Aug 2, 2026

Add native test coverage for the UptimeClock monotonic seam
NomDeTom
committed
f1662dd
NextHopRouter: fix 49.7-day millis() rollover in retransmission timing

nightjoker7
authored and
NomDeTom
committed
5cf08ff
Address Copilot review: use unsigned half-range for rollover-safe retransmit check

nightjoker7
authored and
NomDeTom
committed
96bdbcc
Use monotonic time for airtime windows

h3lix1
authored and
NomDeTom
committed
8851c2c
Document monotonic airtime windows

h3lix1
authored and
NomDeTom
committed
e8cfcfd
Fix test_packet_signing sentinel that #10227's rollover fix inverts
NomDeTom
committed
43d02f1
Make Throttle time-injectable and add hasElapsed()
NomDeTom
committed
88ba4de
Stop disarmed deadline sentinels reaching the comparison
NomDeTom
committed
be2c189
Fix millis() rollover in every deadline and interval comparison
NomDeTom
committed
a5d2d01
Remove getMillis64() and use Throttle for the NodeInfo reply window
NomDeTom
committed
da985d7
Add CI guard and docs rule against naive millis() comparisons
NomDeTom
committed
65b5495
Trim rollover comments to what the code needs
NomDeTom
committed
5ed6004
possible fixes
NomDeTom
committed
e497326
Address review feedback on the rollover fixes
NomDeTom
committed
f0eab22
Correct the described failure window of a naive millis() compare
NomDeTom
committed
def6674
Restore a monotonic uptime clock and consolidate the wrap counters
NomDeTom
committed
2c518b7
Anchor the wall clock in monotonic milliseconds
NomDeTom
committed
0f45a23
Stamp the rx_time placeholder in monotonic uptime seconds
NomDeTom
committed
fa961e3
Date nodes heard before the clock arrives, without polluting last_heard
NomDeTom
committed
7f3aaab
Update the agent docs for the monotonic timebase
NomDeTom
committed
ec195fd
Publish the monotonic wrap carry from a single writer
NomDeTom
committed
6a4f664
Re-arm the GPS ephemeris hold when none is in force
NomDeTom
committed
57c239a
Date the NodeInfo reply window in uptime seconds
NomDeTom
committed
fe534cb
Update the agent docs for the single-writer clock and sentinel direction
NomDeTom
committed
95a3d82
Name the fix-hold expiry predicate and arm it from the injected clock
NomDeTom
committed
6e53096
Share the extend formula between the clock's reader and writer
NomDeTom
committed
ef30fac
Trim the NodeInfo dedup comment to the house limit
NomDeTom
committed
4a86a40
todo note for potential future imrpovments
NomDeTom
committed
6be3e73
fix some simple deadlines
NomDeTom
committed
5ccadaf
Trim the hold-expiry test comment to the house limit
NomDeTom
committed
2220450
Fix non-blocking uptime publication and pre-clock recency edges (#29)

RCGV1
authored and
NomDeTom
committed
08be641
Init the eviction sentinel to the newest possible recency
NomDeTom
committed
72e1f46
Keep the deadline-guard check name branch protection matches
NomDeTom
committed
d226216
Correct native-suite-count to 47 after the develop merge
NomDeTom
committed
4148666
test(uptime): make the wrap fall where the comment says it does
NomDeTom
committed
f116ea6

Commits on Aug 4, 2026

Commits on Aug 5, 2026

Merge branch 'develop' into time-handling
caveman99
authored
c348a82
Convert the I2S nag deadline develop dragged in
NomDeTom
committed
52999da
Arm the LittleFS format guard with a flag, not a zero timestamp
NomDeTom
committed
bc32cf1
Note the single-thread contract on AirTime
NomDeTom
committed
7575a3c
Note the AirTime locking TODO, and tighten the thread note
NomDeTom
committed
92cb344
Copy airtime reports into a caller buffer instead of exposing the array
NomDeTom
committed
e2acc84
Cover the AirTime report API and log-dispatch contract
NomDeTom
committed
63a59e2
Characterise AirTime window decay, TX gates, and sleep behaviour
NomDeTom
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17a050d
Drop write-only and undefined AirTime members
NomDeTom
committed
6b1ee07
Document what the AirTime figures measure and how they are stored
NomDeTom
committed
655cc9c

Commits on Aug 6, 2026

Serialise AirTime behind a lock proven by a private token
NomDeTom
committed
0a045c6
Count rotations with the loop variable, not a separate tally
NomDeTom
committed
616dfe8
Tighten the comments added by this branch
NomDeTom
committed
0314c03
Gate the AirTime re-entry check on the host, not on testing
NomDeTom
committed
61cf2dc
Log AirTime outside the lock it serialises
NomDeTom
committed
d9db89b
Give each airtime report its own buffer
NomDeTom
committed
6c26354
Drop a stray semicolon from the inert-guard comment
NomDeTom
committed
a2b7322
Address external review: name the race, tighten the claims and the tests
NomDeTom
committed
8ede6dd