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* thread_pthread.h (rb_global_vm_lock_struct): add volatile to

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gvl->waiting. now thread_timer() access it w/o lock.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32249 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kosaki 2011-06-27 12:59:08 +00:00
parent ea3da57e12
commit d647b5358e
2 changed files with 6 additions and 1 deletions
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ChangeLog
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@ -1,3 +1,8 @@
Mon Jun 27 21:29:50 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* thread_pthread.h (rb_global_vm_lock_struct): add volatile to
gvl->waiting. now thread_timer() access it w/o lock.
Mon Jun 27 21:16:11 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* thread_pthread.c: s/__gvl_acquire/gvl_acquire_common/ and

2
thread_pthread.h
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@ -38,7 +38,7 @@ typedef struct rb_global_vm_lock_struct {
pthread_mutex_t lock;
/* slow path */
unsigned long waiting;
volatile unsigned long waiting;
rb_thread_cond_t cond;
/* yield */