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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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/browser/gpu/gpu_process_host.h" | 5 #include "content/browser/gpu/gpu_process_host.h" |
6 | 6 |
7 #include "base/base64.h" | 7 #include "base/base64.h" |
8 #include "base/base_switches.h" | 8 #include "base/base_switches.h" |
9 #include "base/basictypes.h" | 9 #include "base/basictypes.h" |
10 #include "base/bind.h" | 10 #include "base/bind.h" |
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97 host->Send(message); | 97 host->Send(message); |
98 } else { | 98 } else { |
99 delete message; | 99 delete message; |
100 } | 100 } |
101 } | 101 } |
102 | 102 |
103 // NOTE: changes to this class need to be reviewed by the security team. | 103 // NOTE: changes to this class need to be reviewed by the security team. |
104 class GpuSandboxedProcessLauncherDelegate | 104 class GpuSandboxedProcessLauncherDelegate |
105 : public SandboxedProcessLauncherDelegate { | 105 : public SandboxedProcessLauncherDelegate { |
106 public: | 106 public: |
107 GpuSandboxedProcessLauncherDelegate(CommandLine* cmd_line, | 107 GpuSandboxedProcessLauncherDelegate(base::CommandLine* cmd_line, |
108 ChildProcessHost* host) | 108 ChildProcessHost* host) |
109 #if defined(OS_WIN) | 109 #if defined(OS_WIN) |
110 : cmd_line_(cmd_line) {} | 110 : cmd_line_(cmd_line) {} |
111 #elif defined(OS_POSIX) | 111 #elif defined(OS_POSIX) |
112 : ipc_fd_(host->TakeClientFileDescriptor()) {} | 112 : ipc_fd_(host->TakeClientFileDescriptor()) {} |
113 #endif | 113 #endif |
114 | 114 |
115 virtual ~GpuSandboxedProcessLauncherDelegate() {} | 115 virtual ~GpuSandboxedProcessLauncherDelegate() {} |
116 | 116 |
117 #if defined(OS_WIN) | 117 #if defined(OS_WIN) |
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209 } | 209 } |
210 #elif defined(OS_POSIX) | 210 #elif defined(OS_POSIX) |
211 | 211 |
212 virtual int GetIpcFd() OVERRIDE { | 212 virtual int GetIpcFd() OVERRIDE { |
213 return ipc_fd_; | 213 return ipc_fd_; |
214 } | 214 } |
215 #endif // OS_WIN | 215 #endif // OS_WIN |
216 | 216 |
217 private: | 217 private: |
218 #if defined(OS_WIN) | 218 #if defined(OS_WIN) |
219 CommandLine* cmd_line_; | 219 base::CommandLine* cmd_line_; |
220 #elif defined(OS_POSIX) | 220 #elif defined(OS_POSIX) |
221 int ipc_fd_; | 221 int ipc_fd_; |
222 #endif // OS_WIN | 222 #endif // OS_WIN |
223 }; | 223 }; |
224 | 224 |
225 } // anonymous namespace | 225 } // anonymous namespace |
226 | 226 |
227 // static | 227 // static |
228 bool GpuProcessHost::ValidateHost(GpuProcessHost* host) { | 228 bool GpuProcessHost::ValidateHost(GpuProcessHost* host) { |
229 // The Gpu process is invalid if it's not using SwiftShader, the card is | 229 // The Gpu process is invalid if it's not using SwiftShader, the card is |
230 // blacklisted, and we can kill it and start over. | 230 // blacklisted, and we can kill it and start over. |
231 if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kSingleProcess) || | 231 if (base::CommandLine::ForCurrentProcess()->HasSwitch( |
232 CommandLine::ForCurrentProcess()->HasSwitch(switches::kInProcessGPU) || | 232 switches::kSingleProcess) || |
| 233 base::CommandLine::ForCurrentProcess()->HasSwitch( |
| 234 switches::kInProcessGPU) || |
233 (host->valid_ && | 235 (host->valid_ && |
234 (host->swiftshader_rendering_ || | 236 (host->swiftshader_rendering_ || |
235 !GpuDataManagerImpl::GetInstance()->ShouldUseSwiftShader()))) { | 237 !GpuDataManagerImpl::GetInstance()->ShouldUseSwiftShader()))) { |
236 return true; | 238 return true; |
237 } | 239 } |
238 | 240 |
239 host->ForceShutdown(); | 241 host->ForceShutdown(); |
240 return false; | 242 return false; |
241 } | 243 } |
242 | 244 |
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330 GpuProcessHost::GpuProcessHost(int host_id, GpuProcessKind kind) | 332 GpuProcessHost::GpuProcessHost(int host_id, GpuProcessKind kind) |
331 : host_id_(host_id), | 333 : host_id_(host_id), |
332 valid_(true), | 334 valid_(true), |
333 in_process_(false), | 335 in_process_(false), |
334 swiftshader_rendering_(false), | 336 swiftshader_rendering_(false), |
335 kind_(kind), | 337 kind_(kind), |
336 process_launched_(false), | 338 process_launched_(false), |
337 initialized_(false), | 339 initialized_(false), |
338 gpu_crash_recorded_(false), | 340 gpu_crash_recorded_(false), |
339 uma_memory_stats_received_(false) { | 341 uma_memory_stats_received_(false) { |
340 if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kSingleProcess) || | 342 if (base::CommandLine::ForCurrentProcess()->HasSwitch( |
341 CommandLine::ForCurrentProcess()->HasSwitch(switches::kInProcessGPU)) { | 343 switches::kSingleProcess) || |
| 344 base::CommandLine::ForCurrentProcess()->HasSwitch( |
| 345 switches::kInProcessGPU)) { |
342 in_process_ = true; | 346 in_process_ = true; |
343 } | 347 } |
344 | 348 |
345 // If the 'single GPU process' policy ever changes, we still want to maintain | 349 // If the 'single GPU process' policy ever changes, we still want to maintain |
346 // it for 'gpu thread' mode and only create one instance of host and thread. | 350 // it for 'gpu thread' mode and only create one instance of host and thread. |
347 DCHECK(!in_process_ || g_gpu_process_hosts[kind] == NULL); | 351 DCHECK(!in_process_ || g_gpu_process_hosts[kind] == NULL); |
348 | 352 |
349 g_gpu_process_hosts[kind] = this; | 353 g_gpu_process_hosts[kind] = this; |
350 | 354 |
351 // Post a task to create the corresponding GpuProcessHostUIShim. The | 355 // Post a task to create the corresponding GpuProcessHostUIShim. The |
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452 init_start_time_ = base::TimeTicks::Now(); | 456 init_start_time_ = base::TimeTicks::Now(); |
453 | 457 |
454 TRACE_EVENT_INSTANT0("gpu", "LaunchGpuProcess", TRACE_EVENT_SCOPE_THREAD); | 458 TRACE_EVENT_INSTANT0("gpu", "LaunchGpuProcess", TRACE_EVENT_SCOPE_THREAD); |
455 | 459 |
456 std::string channel_id = process_->GetHost()->CreateChannel(); | 460 std::string channel_id = process_->GetHost()->CreateChannel(); |
457 if (channel_id.empty()) | 461 if (channel_id.empty()) |
458 return false; | 462 return false; |
459 | 463 |
460 if (in_process_) { | 464 if (in_process_) { |
461 DCHECK(g_gpu_main_thread_factory); | 465 DCHECK(g_gpu_main_thread_factory); |
462 CommandLine* command_line = CommandLine::ForCurrentProcess(); | 466 base::CommandLine* command_line = base::CommandLine::ForCurrentProcess(); |
463 command_line->AppendSwitch(switches::kDisableGpuWatchdog); | 467 command_line->AppendSwitch(switches::kDisableGpuWatchdog); |
464 | 468 |
465 GpuDataManagerImpl* gpu_data_manager = GpuDataManagerImpl::GetInstance(); | 469 GpuDataManagerImpl* gpu_data_manager = GpuDataManagerImpl::GetInstance(); |
466 DCHECK(gpu_data_manager); | 470 DCHECK(gpu_data_manager); |
467 gpu_data_manager->AppendGpuCommandLine(command_line); | 471 gpu_data_manager->AppendGpuCommandLine(command_line); |
468 | 472 |
469 in_process_gpu_thread_.reset(g_gpu_main_thread_factory(channel_id)); | 473 in_process_gpu_thread_.reset(g_gpu_main_thread_factory(channel_id)); |
470 in_process_gpu_thread_->Start(); | 474 in_process_gpu_thread_->Start(); |
471 | 475 |
472 OnProcessLaunched(); // Fake a callback that the process is ready. | 476 OnProcessLaunched(); // Fake a callback that the process is ready. |
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565 } | 569 } |
566 | 570 |
567 if (Send(new GpuMsg_EstablishChannel( | 571 if (Send(new GpuMsg_EstablishChannel( |
568 client_id, share_context, allow_future_sync_points))) { | 572 client_id, share_context, allow_future_sync_points))) { |
569 channel_requests_.push(callback); | 573 channel_requests_.push(callback); |
570 } else { | 574 } else { |
571 DVLOG(1) << "Failed to send GpuMsg_EstablishChannel."; | 575 DVLOG(1) << "Failed to send GpuMsg_EstablishChannel."; |
572 callback.Run(IPC::ChannelHandle(), gpu::GPUInfo()); | 576 callback.Run(IPC::ChannelHandle(), gpu::GPUInfo()); |
573 } | 577 } |
574 | 578 |
575 if (!CommandLine::ForCurrentProcess()->HasSwitch( | 579 if (!base::CommandLine::ForCurrentProcess()->HasSwitch( |
576 switches::kDisableGpuShaderDiskCache)) { | 580 switches::kDisableGpuShaderDiskCache)) { |
577 CreateChannelCache(client_id); | 581 CreateChannelCache(client_id); |
578 } | 582 } |
579 } | 583 } |
580 | 584 |
581 void GpuProcessHost::CreateViewCommandBuffer( | 585 void GpuProcessHost::CreateViewCommandBuffer( |
582 const gfx::GLSurfaceHandle& compositing_surface, | 586 const gfx::GLSurfaceHandle& compositing_surface, |
583 int surface_id, | 587 int surface_id, |
584 int client_id, | 588 int client_id, |
585 const GPUCreateCommandBufferConfig& init_params, | 589 const GPUCreateCommandBufferConfig& init_params, |
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835 } | 839 } |
836 | 840 |
837 bool GpuProcessHost::LaunchGpuProcess(const std::string& channel_id) { | 841 bool GpuProcessHost::LaunchGpuProcess(const std::string& channel_id) { |
838 if (!(gpu_enabled_ && | 842 if (!(gpu_enabled_ && |
839 GpuDataManagerImpl::GetInstance()->ShouldUseSwiftShader()) && | 843 GpuDataManagerImpl::GetInstance()->ShouldUseSwiftShader()) && |
840 !hardware_gpu_enabled_) { | 844 !hardware_gpu_enabled_) { |
841 SendOutstandingReplies(); | 845 SendOutstandingReplies(); |
842 return false; | 846 return false; |
843 } | 847 } |
844 | 848 |
845 const CommandLine& browser_command_line = *CommandLine::ForCurrentProcess(); | 849 const base::CommandLine& browser_command_line = |
| 850 *base::CommandLine::ForCurrentProcess(); |
846 | 851 |
847 CommandLine::StringType gpu_launcher = | 852 base::CommandLine::StringType gpu_launcher = |
848 browser_command_line.GetSwitchValueNative(switches::kGpuLauncher); | 853 browser_command_line.GetSwitchValueNative(switches::kGpuLauncher); |
849 | 854 |
850 #if defined(OS_LINUX) | 855 #if defined(OS_LINUX) |
851 int child_flags = gpu_launcher.empty() ? ChildProcessHost::CHILD_ALLOW_SELF : | 856 int child_flags = gpu_launcher.empty() ? ChildProcessHost::CHILD_ALLOW_SELF : |
852 ChildProcessHost::CHILD_NORMAL; | 857 ChildProcessHost::CHILD_NORMAL; |
853 #else | 858 #else |
854 int child_flags = ChildProcessHost::CHILD_NORMAL; | 859 int child_flags = ChildProcessHost::CHILD_NORMAL; |
855 #endif | 860 #endif |
856 | 861 |
857 base::FilePath exe_path = ChildProcessHost::GetChildPath(child_flags); | 862 base::FilePath exe_path = ChildProcessHost::GetChildPath(child_flags); |
858 if (exe_path.empty()) | 863 if (exe_path.empty()) |
859 return false; | 864 return false; |
860 | 865 |
861 CommandLine* cmd_line = new CommandLine(exe_path); | 866 base::CommandLine* cmd_line = new base::CommandLine(exe_path); |
862 cmd_line->AppendSwitchASCII(switches::kProcessType, switches::kGpuProcess); | 867 cmd_line->AppendSwitchASCII(switches::kProcessType, switches::kGpuProcess); |
863 cmd_line->AppendSwitchASCII(switches::kProcessChannelID, channel_id); | 868 cmd_line->AppendSwitchASCII(switches::kProcessChannelID, channel_id); |
864 | 869 |
865 if (kind_ == GPU_PROCESS_KIND_UNSANDBOXED) | 870 if (kind_ == GPU_PROCESS_KIND_UNSANDBOXED) |
866 cmd_line->AppendSwitch(switches::kDisableGpuSandbox); | 871 cmd_line->AppendSwitch(switches::kDisableGpuSandbox); |
867 | 872 |
868 // Propagate relevant command line switches. | 873 // Propagate relevant command line switches. |
869 static const char* const kSwitchNames[] = { | 874 static const char* const kSwitchNames[] = { |
870 switches::kDisableAcceleratedVideoDecode, | 875 switches::kDisableAcceleratedVideoDecode, |
871 switches::kDisableBreakpad, | 876 switches::kDisableBreakpad, |
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975 return; | 980 return; |
976 | 981 |
977 // Maximum number of times the gpu process is allowed to crash in a session. | 982 // Maximum number of times the gpu process is allowed to crash in a session. |
978 // Once this limit is reached, any request to launch the gpu process will | 983 // Once this limit is reached, any request to launch the gpu process will |
979 // fail. | 984 // fail. |
980 const int kGpuMaxCrashCount = 3; | 985 const int kGpuMaxCrashCount = 3; |
981 | 986 |
982 // Last time the GPU process crashed. | 987 // Last time the GPU process crashed. |
983 static base::Time last_gpu_crash_time; | 988 static base::Time last_gpu_crash_time; |
984 | 989 |
985 bool disable_crash_limit = CommandLine::ForCurrentProcess()->HasSwitch( | 990 bool disable_crash_limit = base::CommandLine::ForCurrentProcess()->HasSwitch( |
986 switches::kDisableGpuProcessCrashLimit); | 991 switches::kDisableGpuProcessCrashLimit); |
987 | 992 |
988 // Ending only acts as a failure if the GPU process was actually started and | 993 // Ending only acts as a failure if the GPU process was actually started and |
989 // was intended for actual rendering (and not just checking caps or other | 994 // was intended for actual rendering (and not just checking caps or other |
990 // options). | 995 // options). |
991 if (process_launched_ && kind_ == GPU_PROCESS_KIND_SANDBOXED) { | 996 if (process_launched_ && kind_ == GPU_PROCESS_KIND_SANDBOXED) { |
992 gpu_crash_recorded_ = true; | 997 gpu_crash_recorded_ = true; |
993 if (swiftshader_rendering_) { | 998 if (swiftshader_rendering_) { |
994 UMA_HISTOGRAM_ENUMERATION("GPU.SwiftShaderLifetimeEvents", | 999 UMA_HISTOGRAM_ENUMERATION("GPU.SwiftShaderLifetimeEvents", |
995 DIED_FIRST_TIME + swiftshader_crash_count_, | 1000 DIED_FIRST_TIME + swiftshader_crash_count_, |
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1080 TRACE_EVENT0("gpu", "GpuProcessHost::OnCacheShader"); | 1085 TRACE_EVENT0("gpu", "GpuProcessHost::OnCacheShader"); |
1081 ClientIdToShaderCacheMap::iterator iter = | 1086 ClientIdToShaderCacheMap::iterator iter = |
1082 client_id_to_shader_cache_.find(client_id); | 1087 client_id_to_shader_cache_.find(client_id); |
1083 // If the cache doesn't exist then this is an off the record profile. | 1088 // If the cache doesn't exist then this is an off the record profile. |
1084 if (iter == client_id_to_shader_cache_.end()) | 1089 if (iter == client_id_to_shader_cache_.end()) |
1085 return; | 1090 return; |
1086 iter->second->Cache(GetShaderPrefixKey() + ":" + key, shader); | 1091 iter->second->Cache(GetShaderPrefixKey() + ":" + key, shader); |
1087 } | 1092 } |
1088 | 1093 |
1089 } // namespace content | 1094 } // namespace content |
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