From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:54:28 +0200 Subject: Adding upstream version 18.2.2. Signed-off-by: Daniel Baumann --- src/common/AsyncOpTracker.cc | 52 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 src/common/AsyncOpTracker.cc (limited to 'src/common/AsyncOpTracker.cc') diff --git a/src/common/AsyncOpTracker.cc b/src/common/AsyncOpTracker.cc new file mode 100644 index 000000000..fb6439d38 --- /dev/null +++ b/src/common/AsyncOpTracker.cc @@ -0,0 +1,52 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#include "common/AsyncOpTracker.h" +#include "include/Context.h" + +AsyncOpTracker::AsyncOpTracker() +{ +} + +AsyncOpTracker::~AsyncOpTracker() { + std::lock_guard locker(m_lock); + ceph_assert(m_pending_ops == 0); +} + +void AsyncOpTracker::start_op() { + std::lock_guard locker(m_lock); + ++m_pending_ops; +} + +void AsyncOpTracker::finish_op() { + Context *on_finish = nullptr; + { + std::lock_guard locker(m_lock); + ceph_assert(m_pending_ops > 0); + if (--m_pending_ops == 0) { + std::swap(on_finish, m_on_finish); + } + } + + if (on_finish != nullptr) { + on_finish->complete(0); + } +} + +void AsyncOpTracker::wait_for_ops(Context *on_finish) { + { + std::lock_guard locker(m_lock); + ceph_assert(m_on_finish == nullptr); + if (m_pending_ops > 0) { + m_on_finish = on_finish; + return; + } + } + on_finish->complete(0); +} + +bool AsyncOpTracker::empty() { + std::lock_guard locker(m_lock); + return (m_pending_ops == 0); +} + -- cgit v1.2.3