Suppress wake-up preemption on Linux in LowLevelLifoSemaphore (parallel to Windows SetThreadPriorityBoost) - #129395

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VSadov with Copilot wants to merge 5 commits into

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copilot/implement-suppress-wakeup-preemption

Commits on Aug 31, 2026

Add Linux wake-preemption suppression for parked threadpool workers

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VSadov
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3bf0821
Add Debug.Assert to verify wake preemption syscalls succeed

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VSadov
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3a1275c
Simplify wake preemption to always restore to default SCHED_OTHER

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VSadov
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29f73cd
Handle ENOSYS in wake preemption assert on Linux

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VSadov
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f6613e6
Use direct sched_setscheduler syscall so musl is not excluded

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VSadov
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1dcc5c8