[smartswitch][chassisd] Fix missing DPU reboot cause when config-reload interrupts DPU reboot#771

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vvolam wants to merge 14 commits into

sonic-net:masterfrom

vvolam:fix-reboot-cause-config-reload

Commits on Mar 6, 2026

[chassisd] Persist DPU reboot cause on EMPTY-to-Offline transition
vvolam
committed

Commits on Mar 25, 2026

[chassisd] Defer DPU reboot-cause query to online transition
vvolam
committed

Commits on Mar 30, 2026

[chassisd] Skip duplicate reboot cause on back-to-back DPU reboot
vvolam
committed

Commits on Mar 31, 2026

Merge remote-tracking branch 'origin/master' into fix-reboot-cause-config-reload
vvolam
committed

Commits on Apr 8, 2026

Merge remote-tracking branch 'origin/master' into fix-reboot-cause-config-reload
vvolam
committed

Commits on May 11, 2026

[chassisd] Fix spurious reboot-cause persist on EMPTY→ONLINE transition
vvolam
committed

Commits on May 12, 2026

[chassisd] Replace timeout-based is_reboot with reboot-time comparison
vvolam
committed

Commits on May 18, 2026

Commits on May 23, 2026

[chassisd] Fix same-cause reboot not persisted in deferred='restart' path
vvolam
committed

Commits on May 26, 2026

[chassisd] Improve readability: transition predicates, named constants
vvolam
committed

Commits on May 28, 2026

[chassisd] Remove prev_reboot_time.txt generation from chassisd
vvolam
committed

Commits on May 29, 2026