Merge "[libgraphicsenv] Add an API to enable profiling features"

2 files changed, 15 insertions, 0 deletions

diff --git a/libs/graphicsenv/GraphicsEnv.cpp b/libs/graphicsenv/GraphicsEnv.cpp
index 30f5f73c3a..28591110f0 100644
--- a/libs/graphicsenv/GraphicsEnv.cpp
+++ b/libs/graphicsenv/GraphicsEnv.cpp
@@ -307,6 +307,13 @@ void GraphicsEnv::sendGpuStatsLocked(GpuStatsInfo::Api api, bool isDriverLoaded,
     }
 }
 
+bool GraphicsEnv::setInjectLayersPrSetDumpable() {
+    if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) {
+        return false;
+    }
+    return true;
+}
+
 void* GraphicsEnv::loadLibrary(std::string name) {
     const android_dlextinfo dlextinfo = {
             .flags = ANDROID_DLEXT_USE_NAMESPACE,
diff --git a/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h b/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
index a47f468e7a..83448d4ce7 100644
--- a/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
+++ b/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
@@ -68,6 +68,14 @@ public:
     void setDriverLoaded(GpuStatsInfo::Api api, bool isDriverLoaded, int64_t driverLoadingTime);
 
     /*
+     * Api for Vk/GL layer injection.  Presently, drivers enable certain
+     * profiling features when prctl(PR_GET_DUMPABLE) returns true.
+     * Calling this when layer injection metadata is present allows the driver
+     * to enable profiling even when in a non-debuggable app
+     */
+    bool setInjectLayersPrSetDumpable();
+
+    /*
      * Apis for ANGLE
      */
     // Check if the requested app should use ANGLE.