Worker registry slot: two cache lines — admin + owner-written fields on line 0, thief-CAS'd deque_top apart on line 1.
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#include <mizu.h>
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int32_t | status |
| | MIZU_WK_*.
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int32_t | id |
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int64_t | pid |
| | informational; never a liveness signal
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int32_t | park_state |
| | MIZU_WPK_*.
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uint32_t | park_epoch |
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int64_t | deque_buf_off |
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int32_t | deque_cap |
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int32_t | in_flight_rs |
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uint64_t | in_flight_seq |
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int64_t | deque_bottom |
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int32_t | retire |
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uint8_t | pad0 [4] |
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int64_t | deque_top |
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uint64_t | live_dev |
| | liveness-file identity, written once
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uint64_t | live_ino |
| | at join before LIVE
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uint64_t | stat_tasks |
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uint64_t | stat_steals |
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uint64_t | stat_inj |
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uint64_t | stat_parks |
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uint64_t | stat_helps |
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Worker registry slot: two cache lines — admin + owner-written fields on line 0, thief-CAS'd deque_top apart on line 1.
in_flight_rs/_seq are announced before any claim and read only post-mortem by a reaper serialized by the liveness lock.
The documentation for this struct was generated from the following file:
