Merge "Provide an interface to query dmabuf GPU allocations" am: f403b56267
Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1575583
MUST ONLY BE SUBMITTED BY AUTOMERGER
Change-Id: Ic48e5f3dbf971e0a786795867ea02667fc9ee568
diff --git a/core/java/android/os/Debug.java b/core/java/android/os/Debug.java
index a2cf1ae..ea282af 100644
--- a/core/java/android/os/Debug.java
+++ b/core/java/android/os/Debug.java
@@ -2584,6 +2584,13 @@
public static native long getIonPoolsSizeKb();
/**
+ * Return GPU DMA buffer usage in kB or -1 on error.
+ *
+ * @hide
+ */
+ public static native long getGpuDmaBufUsageKb();
+
+ /**
* Return DMA-BUF memory mapped by processes in kB.
* Notes:
* * Warning: Might impact performance as it reads /proc/<pid>/maps files for each process.
diff --git a/core/jni/Android.bp b/core/jni/Android.bp
index 79a0dfd..088682c 100644
--- a/core/jni/Android.bp
+++ b/core/jni/Android.bp
@@ -206,6 +206,7 @@
],
shared_libs: [
+ "android.hardware.memtrack-unstable-ndk_platform",
"libandroidicu",
"libbpf_android",
"libnetdbpf",
diff --git a/core/jni/android_os_Debug.cpp b/core/jni/android_os_Debug.cpp
index c4caef2..223b4dc 100644
--- a/core/jni/android_os_Debug.cpp
+++ b/core/jni/android_os_Debug.cpp
@@ -33,6 +33,7 @@
#include <string>
#include <vector>
+#include <aidl/android/hardware/memtrack/DeviceInfo.h>
#include <android-base/logging.h>
#include <bionic/malloc.h>
#include <debuggerd/client.h>
@@ -45,6 +46,7 @@
#include "jni.h"
#include <dmabufinfo/dmabuf_sysfs_stats.h>
#include <dmabufinfo/dmabufinfo.h>
+#include <dmabufinfo/dmabuf_sysfs_stats.h>
#include <meminfo/procmeminfo.h>
#include <meminfo/sysmeminfo.h>
#include <memtrack/memtrack.h>
@@ -846,6 +848,31 @@
return poolsSizeKb;
}
+static jlong android_os_Debug_getGpuDmaBufUsageKb(JNIEnv* env, jobject clazz) {
+ std::vector<aidl::android::hardware::memtrack::DeviceInfo> gpu_device_info;
+ if (!memtrack_gpu_device_info(&gpu_device_info)) {
+ return -1;
+ }
+
+ dmabufinfo::DmabufSysfsStats stats;
+ if (!GetDmabufSysfsStats(&stats)) {
+ return -1;
+ }
+
+ jlong sizeKb = 0;
+ const auto& importer_stats = stats.importer_info();
+ for (const auto& dev_info : gpu_device_info) {
+ const auto& importer_info = importer_stats.find(dev_info.name);
+ if (importer_info == importer_stats.end()) {
+ continue;
+ }
+
+ sizeKb += importer_info->second.size;
+ }
+
+ return sizeKb;
+}
+
static jlong android_os_Debug_getDmabufMappedSizeKb(JNIEnv* env, jobject clazz) {
jlong dmabufPss = 0;
std::vector<dmabufinfo::DmaBuffer> dmabufs;
@@ -954,6 +981,8 @@
(void*)android_os_Debug_getIonHeapsSizeKb },
{ "getDmabufTotalExportedKb", "()J",
(void*)android_os_Debug_getDmabufTotalExportedKb },
+ { "getGpuDmaBufUsageKb", "()J",
+ (void*)android_os_Debug_getGpuDmaBufUsageKb },
{ "getIonPoolsSizeKb", "()J",
(void*)android_os_Debug_getIonPoolsSizeKb },
{ "getDmabufMappedSizeKb", "()J",
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index f5df87e..a31385d 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -13756,7 +13756,19 @@
}
final long gpuUsage = Debug.getGpuTotalUsageKb();
if (gpuUsage >= 0) {
- pw.print(" GPU: "); pw.println(stringifyKBSize(gpuUsage));
+ final long gpuDmaBufUsage = Debug.getGpuDmaBufUsageKb();
+ if (gpuDmaBufUsage >= 0) {
+ final long gpuPrivateUsage = gpuUsage - gpuDmaBufUsage;
+ pw.print(" GPU: ");
+ pw.print(stringifyKBSize(gpuUsage));
+ pw.print(" (");
+ pw.print(stringifyKBSize(gpuDmaBufUsage));
+ pw.print(" dmabuf + ");
+ pw.print(stringifyKBSize(gpuPrivateUsage));
+ pw.println(" private)");
+ } else {
+ pw.print(" GPU: "); pw.println(stringifyKBSize(gpuUsage));
+ }
}
/*
@@ -14586,9 +14598,22 @@
final long gpuUsage = Debug.getGpuTotalUsageKb();
if (gpuUsage >= 0) {
- memInfoBuilder.append(" GPU: ");
- memInfoBuilder.append(stringifyKBSize(gpuUsage));
- memInfoBuilder.append("\n");
+ final long gpuDmaBufUsage = Debug.getGpuDmaBufUsageKb();
+ if (gpuDmaBufUsage >= 0) {
+ final long gpuPrivateUsage = gpuUsage - gpuDmaBufUsage;
+ memInfoBuilder.append(" GPU: ");
+ memInfoBuilder.append(stringifyKBSize(gpuUsage));
+ memInfoBuilder.append(" (");
+ memInfoBuilder.append(stringifyKBSize(gpuDmaBufUsage));
+ memInfoBuilder.append(" dmabuf + ");
+ memInfoBuilder.append(stringifyKBSize(gpuPrivateUsage));
+ memInfoBuilder.append(" private)\n");
+ } else {
+ memInfoBuilder.append(" GPU: ");
+ memInfoBuilder.append(stringifyKBSize(gpuUsage));
+ memInfoBuilder.append("\n");
+ }
+
}
memInfoBuilder.append(" Used RAM: ");
memInfoBuilder.append(stringifyKBSize(