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Wake up background threads on demand

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This change allows every allocator conforming to PAI communicate that it
deferred some work for the future. Without it if a background thread goes into
indefinite sleep, there is no way to notify it about upcoming deferred work.
This commit is contained in:
Alex Lapenkou 2021-08-18 19:24:37 -07:00 • committed by Alexander Lapenkov
parent 97da57c13a
commit 8229cc77c5
21 changed files with 445 additions and 214 deletions
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include/jemalloc/internal/background_thread_structs.h
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@ -20,7 +20,7 @@
#define BACKGROUND_THREAD_HPA_INTERVAL_MAX_DEFAULT_WHEN_ENABLED 5000
#define BACKGROUND_THREAD_DEFERRED_MIN UINT64_C(0)
#define BACKGROUND_THREAD_DEFERRED_MAX UINT64_C(-1)
#define BACKGROUND_THREAD_DEFERRED_MAX UINT64_MAX
typedef enum {
background_thread_stopped,