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authorAndy McFadden <fadden@android.com>2014-05-08 14:56:50 -0700
committerAndy McFadden <fadden@android.com>2014-05-08 14:56:50 -0700
commit150ecd8c1bd5543bf0a65ac838a7409131106716 (patch)
tree552410ae2c03ee5ebf18d37e675c8d507f25ec68
parent98e1ebc026726ba045cea69b1b8c371d95db9893 (diff)
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Add mutex
Change-Id: I81072031e74a5cca8384e4e8bce4babf2187d8bb
-rw-r--r--services/surfaceflinger/DispSync.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/services/surfaceflinger/DispSync.cpp b/services/surfaceflinger/DispSync.cpp
index fd46822..2ee7570 100644
--- a/services/surfaceflinger/DispSync.cpp
+++ b/services/surfaceflinger/DispSync.cpp
@@ -509,6 +509,7 @@ void DispSync::resetErrorLocked() {
}
nsecs_t DispSync::computeNextRefresh(int periodOffset) const {
+ Mutex::Autolock lock(mMutex);
nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC);
return (((now - mPhase) / mPeriod) + periodOffset + 1) * mPeriod + mPhase;
}