commit bcbfe602cce7406bdf66b3d3b2043856eb866c91
author Yiwei Zhang <zzyiwei@google.com> Sat Apr 22 04:43:33 2023 +0000
committer Yiwei Zhang <zzyiwei@google.com> Sun Apr 23 04:46:20 2023 +0000
tree bf848c31e2afcc2e7b2e30d4c526c4b0e8f432e9
parent a8827e9c7abb0923f9b7a1de381545ddd2396bc4

Add blob cache related tracepoints

Generally useful for getting a sense of blob cache init, cache ejection,
cache flush operations.

Bug: 277861132
Test: build and take traces
Change-Id: I8b1d7beab27845856c13ab8088a3a702553e51b0

opengl/libs/EGL/BlobCache.cpp

diff --git a/opengl/libs/EGL/BlobCache.cpp b/opengl/libs/EGL/BlobCache.cpp
index aecfc6b..b3a4bc1 100644
--- a/opengl/libs/EGL/BlobCache.cpp
+++ b/opengl/libs/EGL/BlobCache.cpp
@@ -15,6 +15,7 @@
  */
 
 //#define LOG_NDEBUG 0
+#define ATRACE_TAG ATRACE_TAG_GRAPHICS
 
 #include "BlobCache.h"
 
@@ -22,6 +23,7 @@
 #include <errno.h>
 #include <inttypes.h>
 #include <log/log.h>
+#include <utils/Trace.h>
 
 #include <chrono>
 
@@ -230,6 +232,8 @@
 }
 
 int BlobCache::unflatten(void const* buffer, size_t size) {
+    ATRACE_NAME("BlobCache::unflatten");
+
     // All errors should result in the BlobCache being in an empty state.
     clear();
 
@@ -293,6 +297,8 @@
 }
 
 void BlobCache::clean() {
+    ATRACE_NAME("BlobCache::clean");
+
     // Remove a random cache entry until the total cache size gets below half
     // the maximum total cache size.
     while (mTotalSize > mMaxTotalSize / 2) {

opengl/libs/EGL/FileBlobCache.cpp

diff --git a/opengl/libs/EGL/FileBlobCache.cpp b/opengl/libs/EGL/FileBlobCache.cpp
index 1026842..4a0fac4 100644
--- a/opengl/libs/EGL/FileBlobCache.cpp
+++ b/opengl/libs/EGL/FileBlobCache.cpp
@@ -14,6 +14,8 @@
  ** limitations under the License.
  */
 
+#define ATRACE_TAG ATRACE_TAG_GRAPHICS
+
 #include "FileBlobCache.h"
 
 #include <errno.h>
@@ -24,6 +26,7 @@
 #include <unistd.h>
 
 #include <log/log.h>
+#include <utils/Trace.h>
 
 // Cache file header
 static const char* cacheFileMagic = "EGL$";
@@ -51,6 +54,8 @@
         const std::string& filename)
         : BlobCache(maxKeySize, maxValueSize, maxTotalSize)
         , mFilename(filename) {
+    ATRACE_CALL();
+
     if (mFilename.length() > 0) {
         size_t headerSize = cacheFileHeaderSize;
 
@@ -117,6 +122,8 @@
 }
 
 void FileBlobCache::writeToFile() {
+    ATRACE_CALL();
+
     if (mFilename.length() > 0) {
         size_t cacheSize = getFlattenedSize();
         size_t headerSize = cacheFileHeaderSize;