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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/renderer/render_thread_impl.h" | 5 #include "content/renderer/render_thread_impl.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 #include <utility> | 9 #include <utility> |
10 | 10 |
11 #include "base/callback.h" | 11 #include "base/callback.h" |
12 #include "base/command_line.h" | 12 #include "base/command_line.h" |
13 #include "base/location.h" | 13 #include "base/location.h" |
14 #include "base/memory/discardable_memory.h" | 14 #include "base/memory/discardable_memory.h" |
15 #include "base/run_loop.h" | 15 #include "base/run_loop.h" |
16 #include "base/single_thread_task_runner.h" | 16 #include "base/single_thread_task_runner.h" |
17 #include "base/strings/string_number_conversions.h" | 17 #include "base/strings/string_number_conversions.h" |
18 #include "base/threading/sequenced_worker_pool.h" | 18 #include "base/threading/sequenced_worker_pool.h" |
19 #include "base/threading/thread_task_runner_handle.h" | 19 #include "base/threading/thread_task_runner_handle.h" |
20 #include "cc/output/buffer_to_texture_target_map.h" | 20 #include "cc/output/buffer_to_texture_target_map.h" |
| 21 #include "components/discardable_memory/client/client_discardable_shared_memory_
manager.h" |
| 22 #include "components/discardable_memory/service/discardable_shared_memory_manage
r.h" |
21 #include "content/app/mojo/mojo_init.h" | 23 #include "content/app/mojo/mojo_init.h" |
22 #include "content/child/child_gpu_memory_buffer_manager.h" | 24 #include "content/child/child_gpu_memory_buffer_manager.h" |
23 #include "content/common/in_process_child_thread_params.h" | 25 #include "content/common/in_process_child_thread_params.h" |
24 #include "content/common/resource_messages.h" | 26 #include "content/common/resource_messages.h" |
25 #include "content/common/service_manager/child_connection.h" | 27 #include "content/common/service_manager/child_connection.h" |
26 #include "content/public/browser/browser_thread.h" | 28 #include "content/public/browser/browser_thread.h" |
27 #include "content/public/browser/content_browser_client.h" | 29 #include "content/public/browser/content_browser_client.h" |
28 #include "content/public/common/content_client.h" | 30 #include "content/public/common/content_client.h" |
29 #include "content/public/common/content_switches.h" | 31 #include "content/public/common/content_switches.h" |
30 #include "content/public/common/service_manager_connection.h" | 32 #include "content/public/common/service_manager_connection.h" |
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379 ::testing::Combine(::testing::Values(kDisableNativeBuffers, | 381 ::testing::Combine(::testing::Values(kDisableNativeBuffers, |
380 kEnableNativeBuffers), | 382 kEnableNativeBuffers), |
381 // These formats are guaranteed to work on all platforms. | 383 // These formats are guaranteed to work on all platforms. |
382 ::testing::Values(gfx::BufferFormat::R_8, | 384 ::testing::Values(gfx::BufferFormat::R_8, |
383 gfx::BufferFormat::BGR_565, | 385 gfx::BufferFormat::BGR_565, |
384 gfx::BufferFormat::RGBA_4444, | 386 gfx::BufferFormat::RGBA_4444, |
385 gfx::BufferFormat::RGBA_8888, | 387 gfx::BufferFormat::RGBA_8888, |
386 gfx::BufferFormat::BGRA_8888, | 388 gfx::BufferFormat::BGRA_8888, |
387 gfx::BufferFormat::YVU_420))); | 389 gfx::BufferFormat::YVU_420))); |
388 | 390 |
| 391 class RenderThreadImplDiscardableMemoryBrowserTest : public ContentBrowserTest { |
| 392 public: |
| 393 RenderThreadImplDiscardableMemoryBrowserTest() |
| 394 : child_discardable_shared_memory_manager_(nullptr) {} |
| 395 |
| 396 // Overridden from BrowserTestBase: |
| 397 void SetUpCommandLine(base::CommandLine* command_line) override { |
| 398 command_line->AppendSwitch(switches::kSingleProcess); |
| 399 } |
| 400 void SetUpOnMainThread() override { |
| 401 NavigateToURL(shell(), GURL(url::kAboutBlankURL)); |
| 402 PostTaskToInProcessRendererAndWait(base::Bind( |
| 403 &RenderThreadImplDiscardableMemoryBrowserTest::SetUpOnRenderThread, |
| 404 base::Unretained(this))); |
| 405 } |
| 406 |
| 407 discardable_memory::ClientDiscardableSharedMemoryManager* |
| 408 child_discardable_shared_memory_manager() { |
| 409 return child_discardable_shared_memory_manager_; |
| 410 } |
| 411 |
| 412 private: |
| 413 void SetUpOnRenderThread() { |
| 414 child_discardable_shared_memory_manager_ = |
| 415 RenderThreadImpl::current()->GetDiscardableSharedMemoryManagerForTest(); |
| 416 } |
| 417 |
| 418 discardable_memory::ClientDiscardableSharedMemoryManager* |
| 419 child_discardable_shared_memory_manager_; |
| 420 }; |
| 421 |
| 422 IN_PROC_BROWSER_TEST_F(RenderThreadImplDiscardableMemoryBrowserTest, |
| 423 LockDiscardableMemory) { |
| 424 const size_t kSize = 1024 * 1024; // 1MiB. |
| 425 |
| 426 std::unique_ptr<base::DiscardableMemory> memory = |
| 427 child_discardable_shared_memory_manager() |
| 428 ->AllocateLockedDiscardableMemory(kSize); |
| 429 |
| 430 ASSERT_TRUE(memory); |
| 431 void* addr = memory->data(); |
| 432 ASSERT_NE(nullptr, addr); |
| 433 |
| 434 memory->Unlock(); |
| 435 |
| 436 // Purge all unlocked memory. |
| 437 discardable_memory::DiscardableSharedMemoryManager::GetInstance() |
| 438 ->SetMemoryLimit(0); |
| 439 |
| 440 // Should fail as memory should have been purged. |
| 441 EXPECT_FALSE(memory->Lock()); |
| 442 } |
| 443 |
| 444 IN_PROC_BROWSER_TEST_F(RenderThreadImplDiscardableMemoryBrowserTest, |
| 445 DiscardableMemoryAddressSpace) { |
| 446 const size_t kLargeSize = 4 * 1024 * 1024; // 4MiB. |
| 447 const size_t kNumberOfInstances = 1024 + 1; // >4GiB total. |
| 448 |
| 449 ScopedVector<base::DiscardableMemory> instances; |
| 450 for (size_t i = 0; i < kNumberOfInstances; ++i) { |
| 451 std::unique_ptr<base::DiscardableMemory> memory = |
| 452 child_discardable_shared_memory_manager() |
| 453 ->AllocateLockedDiscardableMemory(kLargeSize); |
| 454 ASSERT_TRUE(memory); |
| 455 void* addr = memory->data(); |
| 456 ASSERT_NE(nullptr, addr); |
| 457 memory->Unlock(); |
| 458 instances.push_back(std::move(memory)); |
| 459 } |
| 460 } |
| 461 |
| 462 IN_PROC_BROWSER_TEST_F(RenderThreadImplDiscardableMemoryBrowserTest, |
| 463 ReleaseFreeDiscardableMemory) { |
| 464 const size_t kSize = 1024 * 1024; // 1MiB. |
| 465 |
| 466 std::unique_ptr<base::DiscardableMemory> memory = |
| 467 child_discardable_shared_memory_manager() |
| 468 ->AllocateLockedDiscardableMemory(kSize); |
| 469 |
| 470 EXPECT_TRUE(memory); |
| 471 memory.reset(); |
| 472 |
| 473 EXPECT_GE(discardable_memory::DiscardableSharedMemoryManager::GetInstance() |
| 474 ->GetBytesAllocated(), |
| 475 kSize); |
| 476 |
| 477 child_discardable_shared_memory_manager()->ReleaseFreeMemory(); |
| 478 |
| 479 // Busy wait for host memory usage to be reduced. |
| 480 base::TimeTicks end = |
| 481 base::TimeTicks::Now() + base::TimeDelta::FromSeconds(5); |
| 482 while (base::TimeTicks::Now() < end) { |
| 483 if (!discardable_memory::DiscardableSharedMemoryManager::GetInstance() |
| 484 ->GetBytesAllocated()) |
| 485 break; |
| 486 } |
| 487 |
| 488 EXPECT_LT(base::TimeTicks::Now(), end); |
| 489 } |
| 490 |
389 } // namespace | 491 } // namespace |
390 } // namespace content | 492 } // namespace content |
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