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* ext/thread/thread.c (rb_szqueue_push): check GET_SZQUEUE_WAITERS

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instead of GET_QUEUE_WAITERS to prevent deadlock. Patch by Eric Wong.
  [Bug #9302] [ruby-core:59324]

* test/thread/test_queue.rb: add test

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44583 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
charliesome 2014-01-13 03:18:38 +00:00
parent 23a8568739
commit 64926db998
3 changed files with 32 additions and 1 deletions
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2
ext/thread/thread.c
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@ -459,7 +459,7 @@ static VALUE
rb_szqueue_push(VALUE self, VALUE obj)
{
struct waiting_delete args;
args.waiting = GET_QUEUE_WAITERS(self);
args.waiting = GET_SZQUEUE_WAITERS(self);
args.th = rb_thread_current();
while (queue_length(self) >= GET_SZQUEUE_ULONGMAX(self)) {