diff options
| author | normal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-08-13 21:34:20 +0000 |
|---|---|---|
| committer | normal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-08-13 21:34:20 +0000 |
| commit | 48b6bd74e2febde095ac85d818e94c0e58677647 (patch) | |
| tree | 73348a2cf6a66b1f1d6620b93109b7f7dfb0ca03 /vm_core.h | |
| parent | 4d2e0fffb08f0418fa6995be2e15aad7ee11b048 (diff) | |
thread_pthread.c: eliminate timer thread by restructuring GVL
This reverts commit 194a6a2c68e9c8a3536b24db18ceac87535a6051 (r64203).
Race conditions which caused the original reversion will be fixed
in the subsequent commit.
[ruby-core:88360] [Misc #14937]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64352 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'vm_core.h')
| -rw-r--r-- | vm_core.h | 8 |
1 files changed, 5 insertions, 3 deletions
@@ -564,10 +564,12 @@ typedef struct rb_vm_struct { VALUE self; rb_global_vm_lock_t gvl; - rb_nativethread_lock_t thread_destruct_lock; struct rb_thread_struct *main_thread; - struct rb_thread_struct *running_thread; + + /* persists across uncontended GVL release/acquire for time slice */ + const struct rb_thread_struct *running_thread; + #ifdef USE_SIGALTSTACK void *main_altstack; #endif @@ -1583,7 +1585,7 @@ void rb_vm_pop_frame(rb_execution_context_t *ec); void rb_thread_start_timer_thread(void); void rb_thread_stop_timer_thread(void); void rb_thread_reset_timer_thread(void); -void rb_thread_wakeup_timer_thread(void); +void rb_thread_wakeup_timer_thread(int); static inline void rb_vm_living_threads_init(rb_vm_t *vm) |