diff options
Diffstat (limited to 'vm_sync.c')
-rw-r--r-- | vm_sync.c | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -246,3 +246,25 @@ rb_vm_barrier(void) } } } + +void +rb_ec_vm_lock_rec_release(rb_execution_context_t *ec, int recorded_lock_rec) +{ + int current_lock_rec = rb_ec_vm_lock_rec(ec); + unsigned int lev; + + bp(); + + if (recorded_lock_rec > current_lock_rec) { + for (; recorded_lock_rec > current_lock_rec; current_lock_rec++) { + RB_VM_LOCK_ENTER_LEV(&lev); + } + } + else { + for (; recorded_lock_rec < current_lock_rec; current_lock_rec--) { + RB_VM_LOCK_LEAVE_LEV(&lev); + } + } + + VM_ASSERT(recorded_lock_rec == rb_ec_vm_lock_rec(ec)); +} |