diff options
Diffstat (limited to 'gnuradio-runtime/lib/pmt/pmt.cc')
| -rw-r--r-- | gnuradio-runtime/lib/pmt/pmt.cc | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/gnuradio-runtime/lib/pmt/pmt.cc b/gnuradio-runtime/lib/pmt/pmt.cc index e09452e60e..da2a7e5cc2 100644 --- a/gnuradio-runtime/lib/pmt/pmt.cc +++ b/gnuradio-runtime/lib/pmt/pmt.cc @@ -63,9 +63,18 @@ pmt_base::operator delete(void *p, size_t size) #endif -void intrusive_ptr_add_ref(pmt_base* p) { ++(p->count_); } -void intrusive_ptr_release(pmt_base* p) { if (--(p->count_) == 0 ) delete p; } +void intrusive_ptr_add_ref(pmt_base* p) +{ + p->refcount_.fetch_add(1, boost::memory_order_relaxed); +} +void intrusive_ptr_release(pmt_base* p) { + if (p->refcount_.fetch_sub(1, boost::memory_order_release) == 1) { + boost::atomic_thread_fence(boost::memory_order_acquire); + delete p; + } +} + pmt_base::~pmt_base() { // nop -- out of line virtual destructor |