rename thread internal naming

Now GVL is not process *Global* so this patch try to use
another words.

* `rb_global_vm_lock_t` -> `struct rb_thread_sched`
  * `gvl->owner` -> `sched->running`
  * `gvl->waitq` -> `sched->readyq`
* `rb_gvl_init` -> `rb_thread_sched_init`
* `gvl_destroy` -> `rb_thread_sched_destroy`
* `gvl_acquire` -> `thread_sched_to_running` # waiting -> ready -> running
* `gvl_release` -> `thread_sched_to_waiting` # running -> waiting
* `gvl_yield`   -> `thread_sched_yield`
* `GVL_UNLOCK_BEGIN` -> `THREAD_BLOCKING_BEGIN`
* `GVL_UNLOCK_END` -> `THREAD_BLOCKING_END`

* removed
  * `rb_ractor_gvl`
  * `rb_vm_gvl_destroy` (not used)

There are GVL functions such as `rb_thread_call_without_gvl()` yet
but I don't have good name to replace them. Maybe GVL stands for
"Greate Valuable Lock" or something like that.

1 files changed, 2 insertions, 2 deletions

diff --git a/thread_win32.h b/thread_win32.h
index 994949d2b4..95cbe7c984 100644
--- a/thread_win32.h
+++ b/thread_win32.h
@@ -30,9 +30,9 @@ typedef struct native_thread_data_struct {
     HANDLE interrupt_event;
 } native_thread_data_t;
 
-typedef struct rb_global_vm_lock_struct {
+struct rb_thread_sched {
     HANDLE lock;
-} rb_global_vm_lock_t;
+};
 
 typedef DWORD native_tls_key_t; // TLS index