1 files changed, 6 insertions, 0 deletions
diff --git a/libs/hwui/renderthread/EglManager.cpp b/libs/hwui/renderthread/EglManager.cpp
index ac6a28fe6289..8def7ad03d34 100644
--- a/libs/hwui/renderthread/EglManager.cpp
+++ b/libs/hwui/renderthread/EglManager.cpp
@@ -270,6 +270,12 @@ bool EglManager::makeCurrent(EGLSurface surface, EGLint* errOut) {
         // Ensure we always have a valid surface & context
         surface = mPBufferSurface;
     }
+    // TODO: Temporary to help diagnose b/27286867
+    if (mCurrentSurface == mPBufferSurface || surface == mPBufferSurface) {
+        ALOGD("Switching from surface %p%s to %p%s", mCurrentSurface,
+                mCurrentSurface == mPBufferSurface ? " (pbuffer)" : "",
+                        surface, surface == mPBufferSurface ? " (pbuffer)" : "");
+    }
     if (!eglMakeCurrent(mEglDisplay, surface, surface, mEglContext)) {
         if (errOut) {
             *errOut = eglGetError();