From 72bffb0807925a156b076b71f78c848a08d27b87 Mon Sep 17 00:00:00 2001
From: lichao <lichao@aiotlink.com>
Date: 星期四, 29 四月 2021 10:55:35 +0800
Subject: [PATCH] refactor mutex.

---
 src/shm.cpp |   26 --------------------------
 1 files changed, 0 insertions(+), 26 deletions(-)

diff --git a/src/shm.cpp b/src/shm.cpp
index d499b16..1658900 100644
--- a/src/shm.cpp
+++ b/src/shm.cpp
@@ -21,32 +21,6 @@
 namespace bhome_shm
 {
 
-bool MutexWithTimeLimit::try_lock()
-{
-	if (mutex_.try_lock()) {
-		auto old_time = last_lock_time_.load();
-		if (Now() - old_time > limit_) {
-			return last_lock_time_.compare_exchange_strong(old_time, Now());
-		} else {
-			last_lock_time_.store(Now());
-			return true;
-		}
-	} else {
-		auto old_time = last_lock_time_.load();
-		if (Now() - old_time > limit_) {
-			return last_lock_time_.compare_exchange_strong(old_time, Now());
-		} else {
-			return false;
-		}
-	}
-}
-void MutexWithTimeLimit::lock()
-{
-	while (!try_lock()) {
-		std::this_thread::yield();
-	}
-}
-
 SharedMemory::SharedMemory(const std::string &name, const uint64_t size) :
     mshm_t(open_or_create, name.c_str(), size, 0, AllowAll()),
     name_(name)

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