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RB_VM_LOCK_ENTER_CR_LEV 

This is variant of RB_VM_LOCK_ENTER_LEV, but accept current racotr's
pointer.
This commit is contained in:
Koichi Sasada 2020-12-02 04:10:05 +09:00
Родитель 23f9447429
Коммит 554a7180a0
2 изменённых файлов: 34 добавлений и 5 удалений
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20
vm_sync.c
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@ -39,13 +39,12 @@ rb_vm_locked_p(void)
}
static void
vm_lock_enter(rb_vm_t *vm, bool locked, unsigned int *lev APPEND_LOCATION_ARGS)
vm_lock_enter(rb_ractor_t *cr, rb_vm_t *vm, bool locked, unsigned int *lev APPEND_LOCATION_ARGS)
{
if (locked) {
ASSERT_vm_locking();
}
else {
rb_ractor_t *cr = GET_RACTOR();
#if RACTOR_CHECK_MODE
// locking ractor and acquire VM lock will cause deadlock
VM_ASSERT(cr->locked_by != cr->self);
@ -128,7 +127,19 @@ MJIT_FUNC_EXPORTED void
rb_vm_lock_enter_body(unsigned int *lev APPEND_LOCATION_ARGS)
{
rb_vm_t *vm = GET_VM();
vm_lock_enter(vm, vm_locked(vm), lev APPEND_LOCATION_PARAMS);
if (vm_locked(vm)) {
vm_lock_enter(NULL, vm, true, lev APPEND_LOCATION_PARAMS);
}
else {
vm_lock_enter(GET_RACTOR(), vm, false, lev APPEND_LOCATION_PARAMS);
}
}
MJIT_FUNC_EXPORTED void
rb_vm_lock_enter_body_cr(rb_ractor_t *cr, unsigned int *lev APPEND_LOCATION_ARGS)
{
rb_vm_t *vm = GET_VM();
vm_lock_enter(cr, vm, vm_locked(vm), lev APPEND_LOCATION_PARAMS);
}
MJIT_FUNC_EXPORTED void
@ -142,7 +153,8 @@ rb_vm_lock_body(LOCATION_ARGS)
{
rb_vm_t *vm = GET_VM();
ASSERT_vm_unlocking();
vm_lock_enter(vm, false, &vm->ractor.sync.lock_rec APPEND_LOCATION_PARAMS);
vm_lock_enter(GET_RACTOR(), vm, false, &vm->ractor.sync.lock_rec APPEND_LOCATION_PARAMS);
}
void

19
vm_sync.h
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@ -19,6 +19,9 @@
bool rb_vm_locked_p(void);
void rb_vm_lock_body(LOCATION_ARGS);
void rb_vm_unlock_body(LOCATION_ARGS);
struct rb_ractor_struct;
void rb_vm_lock_enter_body_cr(struct rb_ractor_struct *cr, unsigned int *lev APPEND_LOCATION_ARGS);
void rb_vm_lock_enter_body(unsigned int *lev APPEND_LOCATION_ARGS);
void rb_vm_lock_leave_body(unsigned int *lev APPEND_LOCATION_ARGS);
void rb_vm_barrier(void);
@ -72,15 +75,29 @@ static inline void
rb_vm_lock_leave(unsigned int *lev, const char *file, int line)
{
if (rb_multi_ractor_p()) {
rb_vm_lock_leave_body(lev APPEND_LOCATION_PARAMS);
rb_vm_lock_leave_body(lev APPEND_LOCATION_PARAMS);
}
}
static inline void
rb_vm_lock_enter_cr(struct rb_ractor_struct *cr, unsigned int *levp, const char *file, int line)
{
rb_vm_lock_enter_body_cr(cr, levp APPEND_LOCATION_PARAMS);
}
static inline void
rb_vm_lock_leave_cr(struct rb_ractor_struct *cr, unsigned int *levp, const char *file, int line)
{
rb_vm_lock_leave_body(levp APPEND_LOCATION_PARAMS);
}
#define RB_VM_LOCKED_P() rb_vm_locked_p()
#define RB_VM_LOCK() rb_vm_lock(__FILE__, __LINE__)
#define RB_VM_UNLOCK() rb_vm_unlock(__FILE__, __LINE__)
#define RB_VM_LOCK_ENTER_CR_LEV(cr, levp) rb_vm_lock_enter_cr(cr, levp, __FILE__, __LINE__)
#define RB_VM_LOCK_LEAVE_CR_LEV(cr, levp) rb_vm_lock_leave_cr(cr, levp, __FILE__, __LINE__)
#define RB_VM_LOCK_ENTER_LEV(levp) rb_vm_lock_enter(levp, __FILE__, __LINE__)
#define RB_VM_LOCK_LEAVE_LEV(levp) rb_vm_lock_leave(levp, __FILE__, __LINE__)