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gh-139653: Add PyUnstable_ThreadState_SetStackProtection() (#139668)

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Add PyUnstable_ThreadState_SetStackProtection() and
PyUnstable_ThreadState_ResetStackProtection() functions
to set the stack base address and stack size of a Python
thread state.

Co-authored-by: Petr Viktorin <encukou@gmail.com>
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Victor Stinner 2025-11-13 17:30:50 +01:00 • committed by GitHub
parent d7862e9b1b
commit b99db92dde
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10 changed files with 199 additions and 7 deletions
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4
Include/internal/pycore_tstate.h
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@ -37,6 +37,10 @@ typedef struct _PyThreadStateImpl {
uintptr_t c_stack_soft_limit;
uintptr_t c_stack_hard_limit;
// PyUnstable_ThreadState_ResetStackProtection() values
uintptr_t c_stack_init_base;
uintptr_t c_stack_init_top;
PyObject *asyncio_running_loop; // Strong reference
PyObject *asyncio_running_task; // Strong reference