Add API to get GPU private memory (ecec60e0) · Commits · e / os / android_frameworks_base

core/java/android/os/Debug.java

+2 −2

Original line number	Original line	Diff line number	Diff line
	@@ -2593,11 +2593,11 @@ public final class Debug
	public static native long getIonPoolsSizeKb();		public static native long getIonPoolsSizeKb();

	/**		/**
	* Return GPU DMA buffer usage in kB or -1 on error.		* Returns the global total GPU-private memory in kB or -1 on error.
	*		*
	* @hide		* @hide
	*/		*/
	public static native long getGpuDmaBufUsageKb();		public static native long getGpuPrivateMemoryKb();

	/**		/**
	* Return DMA-BUF memory mapped by processes in kB.		* Return DMA-BUF memory mapped by processes in kB.

core/jni/Android.bp

+0 −1

Original line number	Original line	Diff line number	Diff line
	@@ -225,7 +225,6 @@ cc_library_shared {
	],		],

	shared_libs: [		shared_libs: [
	"android.hardware.memtrack-V1-ndk_platform",
	"libandroidicu",		"libandroidicu",
	"libandroid_net",		"libandroid_net",
	"libbpf_android",		"libbpf_android",

core/jni/android_os_Debug.cpp

+13 −20

Original line number	Original line	Diff line number	Diff line
	@@ -33,7 +33,6 @@
	#include <string>		#include <string>
	#include <vector>		#include <vector>

	#include <aidl/android/hardware/memtrack/DeviceInfo.h>
	#include <android-base/logging.h>		#include <android-base/logging.h>
	#include <bionic/malloc.h>		#include <bionic/malloc.h>
	#include <debuggerd/client.h>		#include <debuggerd/client.h>
	@@ -46,7 +45,6 @@
	#include "jni.h"		#include "jni.h"
	#include <dmabufinfo/dmabuf_sysfs_stats.h>		#include <dmabufinfo/dmabuf_sysfs_stats.h>
	#include <dmabufinfo/dmabufinfo.h>		#include <dmabufinfo/dmabufinfo.h>
	#include <dmabufinfo/dmabuf_sysfs_stats.h>
	#include <meminfo/procmeminfo.h>		#include <meminfo/procmeminfo.h>
	#include <meminfo/sysmeminfo.h>		#include <meminfo/sysmeminfo.h>
	#include <memtrack/memtrack.h>		#include <memtrack/memtrack.h>
	@@ -858,29 +856,24 @@ static jlong android_os_Debug_getDmabufHeapPoolsSizeKb(JNIEnv* env, jobject claz
	return poolsSizeKb;		return poolsSizeKb;
	}		}

	static jlong android_os_Debug_getGpuDmaBufUsageKb(JNIEnv* env, jobject clazz) {		static jlong android_os_Debug_getGpuPrivateMemoryKb(JNIEnv* env, jobject clazz) {
	std::vector<aidl::android::hardware::memtrack::DeviceInfo> gpu_device_info;		struct memtrack_proc* p = memtrack_proc_new();
	if (!memtrack_gpu_device_info(&gpu_device_info)) {		if (p == nullptr) {
			LOG(ERROR) << "getGpuPrivateMemoryKb: Failed to create memtrack_proc";
	return -1;		return -1;
	}		}

	dmabufinfo::DmabufSysfsStats stats;		// Memtrack hal defines PID 0 as global total for GPU-private (GL) memory.
	if (!GetDmabufSysfsStats(&stats)) {		if (memtrack_proc_get(p, 0) != 0) {
			// The memtrack HAL may not be available, avoid flooding the log.
			memtrack_proc_destroy(p);
	return -1;		return -1;
	}		}

	jlong sizeKb = 0;		ssize_t gpuPrivateMem = memtrack_proc_gl_pss(p);
	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 / 1024;		memtrack_proc_destroy(p);
	}		return gpuPrivateMem / 1024;

	return sizeKb;
	}		}

	static jlong android_os_Debug_getDmabufMappedSizeKb(JNIEnv* env, jobject clazz) {		static jlong android_os_Debug_getDmabufMappedSizeKb(JNIEnv* env, jobject clazz) {
	@@ -991,8 +984,8 @@ static const JNINativeMethod gMethods[] = {
	(void*)android_os_Debug_getIonHeapsSizeKb },		(void*)android_os_Debug_getIonHeapsSizeKb },
	{ "getDmabufTotalExportedKb", "()J",		{ "getDmabufTotalExportedKb", "()J",
	(void*)android_os_Debug_getDmabufTotalExportedKb },		(void*)android_os_Debug_getDmabufTotalExportedKb },
	{ "getGpuDmaBufUsageKb", "()J",		{ "getGpuPrivateMemoryKb", "()J",
	(void*)android_os_Debug_getGpuDmaBufUsageKb },		(void*)android_os_Debug_getGpuPrivateMemoryKb },
	{ "getDmabufHeapTotalExportedKb", "()J",		{ "getDmabufHeapTotalExportedKb", "()J",
	(void*)android_os_Debug_getDmabufHeapTotalExportedKb },		(void*)android_os_Debug_getDmabufHeapTotalExportedKb },
	{ "getIonPoolsSizeKb", "()J",		{ "getIonPoolsSizeKb", "()J",

services/core/java/com/android/server/am/ActivityManagerService.java

+6 −6

Original line number	Original line	Diff line number	Diff line
	@@ -13831,9 +13831,9 @@ public class ActivityManagerService extends IActivityManager.Stub
	}		}
	final long gpuUsage = Debug.getGpuTotalUsageKb();		final long gpuUsage = Debug.getGpuTotalUsageKb();
	if (gpuUsage >= 0) {		if (gpuUsage >= 0) {
	final long gpuDmaBufUsage = Debug.getGpuDmaBufUsageKb();		final long gpuPrivateUsage = Debug.getGpuPrivateMemoryKb();
	if (gpuDmaBufUsage >= 0) {		if (gpuPrivateUsage >= 0) {
	final long gpuPrivateUsage = gpuUsage - gpuDmaBufUsage;		final long gpuDmaBufUsage = gpuUsage - gpuPrivateUsage;
	pw.print(" GPU: ");		pw.print(" GPU: ");
	pw.print(stringifyKBSize(gpuUsage));		pw.print(stringifyKBSize(gpuUsage));
	pw.print(" (");		pw.print(" (");
	@@ -14701,9 +14701,9 @@ public class ActivityManagerService extends IActivityManager.Stub

	final long gpuUsage = Debug.getGpuTotalUsageKb();		final long gpuUsage = Debug.getGpuTotalUsageKb();
	if (gpuUsage >= 0) {		if (gpuUsage >= 0) {
	final long gpuDmaBufUsage = Debug.getGpuDmaBufUsageKb();		final long gpuPrivateUsage = Debug.getGpuPrivateMemoryKb();
	if (gpuDmaBufUsage >= 0) {		if (gpuPrivateUsage >= 0) {
	final long gpuPrivateUsage = gpuUsage - gpuDmaBufUsage;		final long gpuDmaBufUsage = gpuUsage - gpuPrivateUsage;
	memInfoBuilder.append(" GPU: ");		memInfoBuilder.append(" GPU: ");
	memInfoBuilder.append(stringifyKBSize(gpuUsage));		memInfoBuilder.append(stringifyKBSize(gpuUsage));
	memInfoBuilder.append(" (");		memInfoBuilder.append(" (");