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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 "chrome/browser/oom_priority_manager.h" | 5 #include "chrome/browser/oom_priority_manager.h" |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 #include <vector> | 8 #include <vector> |
| 9 | 9 |
| 10 #include "base/process.h" | 10 #include "base/process.h" |
| 11 #include "base/process_util.h" | 11 #include "base/process_util.h" |
| 12 #include "base/string16.h" | 12 #include "base/string16.h" |
| 13 #include "base/string_number_conversions.h" | 13 #include "base/string_number_conversions.h" |
| 14 #include "base/synchronization/lock.h" | 14 #include "base/synchronization/lock.h" |
| 15 #include "base/threading/thread.h" | 15 #include "base/threading/thread.h" |
| 16 #include "base/timer.h" | 16 #include "base/timer.h" |
| 17 #include "base/utf_string_conversions.h" | 17 #include "base/utf_string_conversions.h" |
| 18 #include "build/build_config.h" | 18 #include "build/build_config.h" |
| 19 #include "chrome/browser/tabs/tab_strip_model.h" | 19 #include "chrome/browser/tabs/tab_strip_model.h" |
| 20 #include "chrome/browser/ui/browser_list.h" | 20 #include "chrome/browser/ui/browser_list.h" |
| 21 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h" | 21 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h" |
| 22 #include "chrome/common/chrome_constants.h" | 22 #include "chrome/common/chrome_constants.h" |
| 23 #include "content/browser/renderer_host/render_process_host.h" | |
| 24 #include "content/browser/renderer_host/render_widget_host.h" | 23 #include "content/browser/renderer_host/render_widget_host.h" |
| 25 #include "content/browser/tab_contents/tab_contents.h" | 24 #include "content/browser/tab_contents/tab_contents.h" |
| 26 #include "content/browser/zygote_host_linux.h" | 25 #include "content/browser/zygote_host_linux.h" |
| 27 #include "content/public/browser/browser_thread.h" | 26 #include "content/public/browser/browser_thread.h" |
| 28 #include "content/public/browser/notification_service.h" | 27 #include "content/public/browser/notification_service.h" |
| 29 #include "content/public/browser/notification_types.h" | 28 #include "content/public/browser/notification_types.h" |
| 29 #include "content/public/browser/render_process_host.h" |
| 30 | 30 |
| 31 #if !defined(OS_CHROMEOS) | 31 #if !defined(OS_CHROMEOS) |
| 32 #error This file only meant to be compiled on ChromeOS | 32 #error This file only meant to be compiled on ChromeOS |
| 33 #endif | 33 #endif |
| 34 | 34 |
| 35 using base::TimeDelta; | 35 using base::TimeDelta; |
| 36 using base::TimeTicks; | 36 using base::TimeTicks; |
| 37 using base::ProcessHandle; | 37 using base::ProcessHandle; |
| 38 using base::ProcessMetrics; | 38 using base::ProcessMetrics; |
| 39 using content::BrowserThread; | 39 using content::BrowserThread; |
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| 186 } | 186 } |
| 187 | 187 |
| 188 void OomPriorityManager::Observe(int type, | 188 void OomPriorityManager::Observe(int type, |
| 189 const content::NotificationSource& source, | 189 const content::NotificationSource& source, |
| 190 const content::NotificationDetails& details) { | 190 const content::NotificationDetails& details) { |
| 191 base::ProcessHandle handle = 0; | 191 base::ProcessHandle handle = 0; |
| 192 base::AutoLock pid_to_oom_score_autolock(pid_to_oom_score_lock_); | 192 base::AutoLock pid_to_oom_score_autolock(pid_to_oom_score_lock_); |
| 193 switch (type) { | 193 switch (type) { |
| 194 case content::NOTIFICATION_RENDERER_PROCESS_CLOSED: { | 194 case content::NOTIFICATION_RENDERER_PROCESS_CLOSED: { |
| 195 handle = | 195 handle = |
| 196 content::Details<RenderProcessHost::RendererClosedDetails>(details)-> | 196 content::Details<content::RenderProcessHost::RendererClosedDetails>( |
| 197 handle; | 197 details)->handle; |
| 198 pid_to_oom_score_.erase(handle); | 198 pid_to_oom_score_.erase(handle); |
| 199 break; | 199 break; |
| 200 } | 200 } |
| 201 case content::NOTIFICATION_RENDERER_PROCESS_TERMINATED: { | 201 case content::NOTIFICATION_RENDERER_PROCESS_TERMINATED: { |
| 202 handle = content::Source<RenderProcessHost>(source)->GetHandle(); | 202 handle = content::Source<content::RenderProcessHost>(source)-> |
| 203 GetHandle(); |
| 203 pid_to_oom_score_.erase(handle); | 204 pid_to_oom_score_.erase(handle); |
| 204 break; | 205 break; |
| 205 } | 206 } |
| 206 case content::NOTIFICATION_RENDER_WIDGET_VISIBILITY_CHANGED: { | 207 case content::NOTIFICATION_RENDER_WIDGET_VISIBILITY_CHANGED: { |
| 207 bool visible = *content::Details<bool>(details).ptr(); | 208 bool visible = *content::Details<bool>(details).ptr(); |
| 208 if (visible) { | 209 if (visible) { |
| 209 focused_tab_pid_ = content::Source<RenderWidgetHost>(source).ptr()-> | 210 focused_tab_pid_ = content::Source<RenderWidgetHost>(source).ptr()-> |
| 210 process()->GetHandle(); | 211 process()->GetHandle(); |
| 211 | 212 |
| 212 // If the currently focused tab already has a lower score, do not | 213 // If the currently focused tab already has a lower score, do not |
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| 323 ZygoteHost::GetInstance()->AdjustRendererOOMScore( | 324 ZygoteHost::GetInstance()->AdjustRendererOOMScore( |
| 324 iterator->renderer_handle, score); | 325 iterator->renderer_handle, score); |
| 325 pid_to_oom_score_[iterator->renderer_handle] = score; | 326 pid_to_oom_score_[iterator->renderer_handle] = score; |
| 326 } | 327 } |
| 327 priority += priority_increment; | 328 priority += priority_increment; |
| 328 } | 329 } |
| 329 } | 330 } |
| 330 } | 331 } |
| 331 | 332 |
| 332 } // namespace browser | 333 } // namespace browser |
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