| OLD | NEW |
| 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/bind.h" |
| 11 #include "base/bind_helpers.h" |
| 10 #include "base/process.h" | 12 #include "base/process.h" |
| 11 #include "base/process_util.h" | 13 #include "base/process_util.h" |
| 12 #include "base/string16.h" | 14 #include "base/string16.h" |
| 13 #include "base/string_number_conversions.h" | 15 #include "base/string_number_conversions.h" |
| 14 #include "base/synchronization/lock.h" | 16 #include "base/synchronization/lock.h" |
| 15 #include "base/threading/thread.h" | 17 #include "base/threading/thread.h" |
| 16 #include "base/timer.h" | 18 #include "base/timer.h" |
| 17 #include "base/utf_string_conversions.h" | 19 #include "base/utf_string_conversions.h" |
| 18 #include "build/build_config.h" | 20 #include "build/build_config.h" |
| 19 #include "chrome/browser/tabs/tab_strip_model.h" | 21 #include "chrome/browser/tabs/tab_strip_model.h" |
| (...skipping 154 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 174 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | 176 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); |
| 175 base::AutoLock pid_to_oom_score_autolock(pid_to_oom_score_lock_); | 177 base::AutoLock pid_to_oom_score_autolock(pid_to_oom_score_lock_); |
| 176 ZygoteHost::GetInstance()->AdjustRendererOOMScore( | 178 ZygoteHost::GetInstance()->AdjustRendererOOMScore( |
| 177 focused_tab_pid_, chrome::kLowestRendererOomScore); | 179 focused_tab_pid_, chrome::kLowestRendererOomScore); |
| 178 pid_to_oom_score_[focused_tab_pid_] = chrome::kLowestRendererOomScore; | 180 pid_to_oom_score_[focused_tab_pid_] = chrome::kLowestRendererOomScore; |
| 179 } | 181 } |
| 180 | 182 |
| 181 void OomPriorityManager::OnFocusTabScoreAdjustmentTimeout() { | 183 void OomPriorityManager::OnFocusTabScoreAdjustmentTimeout() { |
| 182 BrowserThread::PostTask( | 184 BrowserThread::PostTask( |
| 183 BrowserThread::FILE, FROM_HERE, | 185 BrowserThread::FILE, FROM_HERE, |
| 184 NewRunnableMethod( | 186 base::Bind(&OomPriorityManager::AdjustFocusedTabScoreOnFileThread, |
| 185 this, &OomPriorityManager::AdjustFocusedTabScoreOnFileThread)); | 187 base::Unretained(this))); |
| 186 } | 188 } |
| 187 | 189 |
| 188 void OomPriorityManager::Observe(int type, | 190 void OomPriorityManager::Observe(int type, |
| 189 const content::NotificationSource& source, | 191 const content::NotificationSource& source, |
| 190 const content::NotificationDetails& details) { | 192 const content::NotificationDetails& details) { |
| 191 base::ProcessHandle handle = 0; | 193 base::ProcessHandle handle = 0; |
| 192 base::AutoLock pid_to_oom_score_autolock(pid_to_oom_score_lock_); | 194 base::AutoLock pid_to_oom_score_autolock(pid_to_oom_score_lock_); |
| 193 switch (type) { | 195 switch (type) { |
| 194 case content::NOTIFICATION_RENDERER_PROCESS_CLOSED: { | 196 case content::NOTIFICATION_RENDERER_PROCESS_CLOSED: { |
| 195 handle = | 197 handle = |
| (...skipping 48 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 244 // TabStripModel isn't thread safe): | 246 // TabStripModel isn't thread safe): |
| 245 // 1) whether or not a tab is pinned | 247 // 1) whether or not a tab is pinned |
| 246 // 2) last time a tab was selected | 248 // 2) last time a tab was selected |
| 247 // 3) is the tab currently selected | 249 // 3) is the tab currently selected |
| 248 void OomPriorityManager::AdjustOomPriorities() { | 250 void OomPriorityManager::AdjustOomPriorities() { |
| 249 if (BrowserList::size() == 0) | 251 if (BrowserList::size() == 0) |
| 250 return; | 252 return; |
| 251 TabStatsList stats_list = GetTabStatsOnUIThread(); | 253 TabStatsList stats_list = GetTabStatsOnUIThread(); |
| 252 BrowserThread::PostTask( | 254 BrowserThread::PostTask( |
| 253 BrowserThread::FILE, FROM_HERE, | 255 BrowserThread::FILE, FROM_HERE, |
| 254 NewRunnableMethod(this, | 256 base::Bind(&OomPriorityManager::AdjustOomPrioritiesOnFileThread, |
| 255 &OomPriorityManager::AdjustOomPrioritiesOnFileThread, | 257 base::Unretained(this), stats_list)); |
| 256 stats_list)); | |
| 257 } | 258 } |
| 258 | 259 |
| 259 OomPriorityManager::TabStatsList OomPriorityManager::GetTabStatsOnUIThread() { | 260 OomPriorityManager::TabStatsList OomPriorityManager::GetTabStatsOnUIThread() { |
| 260 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 261 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
| 261 TabStatsList stats_list; | 262 TabStatsList stats_list; |
| 262 stats_list.reserve(32); // 99% of users have < 30 tabs open | 263 stats_list.reserve(32); // 99% of users have < 30 tabs open |
| 263 for (BrowserList::const_iterator browser_iterator = BrowserList::begin(); | 264 for (BrowserList::const_iterator browser_iterator = BrowserList::begin(); |
| 264 browser_iterator != BrowserList::end(); ++browser_iterator) { | 265 browser_iterator != BrowserList::end(); ++browser_iterator) { |
| 265 Browser* browser = *browser_iterator; | 266 Browser* browser = *browser_iterator; |
| 266 const TabStripModel* model = browser->tabstrip_model(); | 267 const TabStripModel* model = browser->tabstrip_model(); |
| (...skipping 57 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 324 ZygoteHost::GetInstance()->AdjustRendererOOMScore( | 325 ZygoteHost::GetInstance()->AdjustRendererOOMScore( |
| 325 iterator->renderer_handle, score); | 326 iterator->renderer_handle, score); |
| 326 pid_to_oom_score_[iterator->renderer_handle] = score; | 327 pid_to_oom_score_[iterator->renderer_handle] = score; |
| 327 } | 328 } |
| 328 priority += priority_increment; | 329 priority += priority_increment; |
| 329 } | 330 } |
| 330 } | 331 } |
| 331 } | 332 } |
| 332 | 333 |
| 333 } // namespace browser | 334 } // namespace browser |
| OLD | NEW |