update call sites to use SpinLock

Summary:
Update call sites to use the new folly::SpinLock name, instead of
folly::io::PortableSpinLock.

Test Plan: Built and ran the folly unit tests.

Reviewed By: davejwatson@fb.com

Subscribers: doug, net-systems@, exa, folly-diffs@

FB internal diff: D1734647

Signature: t1:1734647:1418334925:1bbcffccd06907224de2a102f8d4bfbe1bd62fd1

folly/io/async/AsyncSSLSocket.cpp

@@ -33,9 +33,9 @@
 
 #include <folly/Bits.h>
 #include <folly/SocketAddress.h>
+#include <folly/SpinLock.h>
 #include <folly/io/IOBuf.h>
 #include <folly/io/Cursor.h>
-#include <folly/io/PortableSpinLock.h>
 
 using folly::SocketAddress;
 using folly::SSLContext;
@@ -44,9 +44,9 @@ using std::shared_ptr;
 
 using folly::Endian;
 using folly::IOBuf;
+using folly::SpinLock;
+using folly::SpinLockGuard;
 using folly::io::Cursor;
-using folly::io::PortableSpinLock;
-using folly::io::PortableSpinLockGuard;
 using std::unique_ptr;
 using std::bind;
 
@@ -62,7 +62,7 @@ size_t MIN_WRITE_SIZE = 1500;
 // We have one single dummy SSL context so that we can implement attach
 // and detach methods in a thread safe fashion without modifying opnessl.
 static SSLContext *dummyCtx = nullptr;
-static PortableSpinLock dummyCtxLock;
+static SpinLock dummyCtxLock;
 
 // Numbers chosen as to not collide with functions in ssl.h
 const uint8_t TASYNCSSLSOCKET_F_PERFORM_READ = 90;
@@ -494,7 +494,7 @@ void AsyncSSLSocket::attachSSLContext(
   // In order to call attachSSLContext, detachSSLContext must have been
   // previously called which sets the socket's context to the dummy
   // context. Thus we must acquire this lock.
-  PortableSpinLockGuard guard(dummyCtxLock);
+  SpinLockGuard guard(dummyCtxLock);
   SSL_set_SSL_CTX(ssl_, ctx->getSSLCtx());
 }
 
@@ -509,7 +509,7 @@ void AsyncSSLSocket::detachSSLContext() {
     ssl_->initial_ctx = nullptr;
   }
 #endif
-  PortableSpinLockGuard guard(dummyCtxLock);
+  SpinLockGuard guard(dummyCtxLock);
   if (nullptr == dummyCtx) {
     // We need to lazily initialize the dummy context so we don't
     // accidentally override any programmatic settings to openssl

folly/io/async/NotificationQueue.h

@@ -19,12 +19,12 @@
 #include <fcntl.h>
 #include <unistd.h>
 
-#include <folly/io/PortableSpinLock.h>
 #include <folly/io/async/EventBase.h>
 #include <folly/io/async/EventHandler.h>
 #include <folly/io/async/Request.h>
 #include <folly/Likely.h>
 #include <folly/ScopeGuard.h>
+#include <folly/SpinLock.h>
 
 #include <glog/logging.h>
 #include <deque>
@@ -379,7 +379,7 @@ class NotificationQueue {
 
     try {
 
-      folly::io::PortableSpinLockGuard g(spinlock_);
+      folly::SpinLockGuard g(spinlock_);
 
       if (UNLIKELY(queue_.empty())) {
         return false;
@@ -403,7 +403,7 @@ class NotificationQueue {
   }
 
   int size() {
-    folly::io::PortableSpinLockGuard g(spinlock_);
+    folly::SpinLockGuard g(spinlock_);
     return queue_.size();
   }
 
@@ -505,7 +505,7 @@ class NotificationQueue {
     checkPid();
     bool signal = false;
     {
-      folly::io::PortableSpinLockGuard g(spinlock_);
+      folly::SpinLockGuard g(spinlock_);
       if (checkDraining(throws) || !checkQueueSize(maxSize, throws)) {
         return false;
       }
@@ -529,7 +529,7 @@ class NotificationQueue {
     checkPid();
     bool signal = false;
     {
-      folly::io::PortableSpinLockGuard g(spinlock_);
+      folly::SpinLockGuard g(spinlock_);
       if (checkDraining(throws) || !checkQueueSize(maxSize, throws)) {
         return false;
       }
@@ -551,7 +551,7 @@ class NotificationQueue {
     bool signal = false;
     size_t numAdded = 0;
     {
-      folly::io::PortableSpinLockGuard g(spinlock_);
+      folly::SpinLockGuard g(spinlock_);
       checkDraining();
       while (first != last) {
         queue_.push_back(std::make_pair(*first, RequestContext::saveContext()));
@@ -567,7 +567,7 @@ class NotificationQueue {
     }
   }
 
-  mutable folly::io::PortableSpinLock spinlock_;
+  mutable folly::SpinLock spinlock_;
   int eventfd_;
   int pipeFds_[2]; // to fallback to on older/non-linux systems
   uint32_t advisoryMaxQueueSize_;
@@ -730,7 +730,7 @@ void NotificationQueue<MessageT>::Consumer::init(
   queue_ = queue;
 
   {
-    folly::io::PortableSpinLockGuard g(queue_->spinlock_);
+    folly::SpinLockGuard g(queue_->spinlock_);
     queue_->numConsumers_++;
   }
   queue_->signalEvent();
@@ -750,7 +750,7 @@ void NotificationQueue<MessageT>::Consumer::stopConsuming() {
   }
 
   {
-    folly::io::PortableSpinLockGuard g(queue_->spinlock_);
+    folly::SpinLockGuard g(queue_->spinlock_);
     queue_->numConsumers_--;
     setActive(false);
   }
@@ -764,7 +764,7 @@ void NotificationQueue<MessageT>::Consumer::stopConsuming() {
 template<typename MessageT>
 bool NotificationQueue<MessageT>::Consumer::consumeUntilDrained() noexcept {
   {
-    folly::io::PortableSpinLockGuard g(queue_->spinlock_);
+    folly::SpinLockGuard g(queue_->spinlock_);
     if (queue_->draining_) {
       return false;
     }
@@ -772,7 +772,7 @@ bool NotificationQueue<MessageT>::Consumer::consumeUntilDrained() noexcept {
   }
   consumeMessages(true);
   {
-    folly::io::PortableSpinLockGuard g(queue_->spinlock_);
+    folly::SpinLockGuard g(queue_->spinlock_);
     queue_->draining_ = false;
   }
   return true;

folly/io/async/SSLContext.cpp

@@ -22,7 +22,7 @@
 #include <openssl/x509v3.h>
 
 #include <folly/Format.h>
-#include <folly/io/PortableSpinLock.h>
+#include <folly/SpinLock.h>
 
 // ---------------------------------------------------------------------
 // SSLContext implementation
@@ -534,7 +534,7 @@ struct SSLLock {
   }
 
   SSLContext::SSLLockType lockType;
-  folly::io::PortableSpinLock spinLock{};
+  folly::SpinLock spinLock{};
   std::mutex mutex;
 };