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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 #ifndef CHROME_BROWSER_TASK_MANAGER_SAMPLING_TASK_MANAGER_IO_THREAD_HELPER_H_ | 5 #ifndef CHROME_BROWSER_TASK_MANAGER_SAMPLING_TASK_MANAGER_IO_THREAD_HELPER_H_ |
6 #define CHROME_BROWSER_TASK_MANAGER_SAMPLING_TASK_MANAGER_IO_THREAD_HELPER_H_ | 6 #define CHROME_BROWSER_TASK_MANAGER_SAMPLING_TASK_MANAGER_IO_THREAD_HELPER_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/macros.h" | 12 #include "base/macros.h" |
13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
14 | 14 |
15 namespace net { | 15 namespace net { |
16 class URLRequest; | 16 class URLRequest; |
17 } // namespace net | 17 } // namespace net |
18 | 18 |
19 namespace task_manager { | 19 namespace task_manager { |
20 | 20 |
21 // Defines a wrapper of values that will be sent from IO to UI thread upon | 21 // Defines a wrapper of values that will be sent from IO to UI thread upon |
22 // reception of bytes read notifications. | 22 // reception of bytes read notifications. |
ncarter (slow)
2017/06/17 00:21:01
"bytes read" is still read-specific
cburn
2017/06/19 22:07:08
Done.
| |
23 struct BytesReadParam { | 23 struct BytesTransferedParam { |
24 // The PID of the originating process of the URLRequest, if the request is | 24 // The PID of the originating process of the URLRequest, if the request is |
25 // sent on behalf of another process. Otherwise it's 0. | 25 // sent on behalf of another process. Otherwise it's 0. |
26 int origin_pid; | 26 int origin_pid; |
27 | 27 |
28 // The unique ID of the host of the child process requestor. | 28 // The unique ID of the host of the child process requestor. |
29 int child_id; | 29 int child_id; |
30 | 30 |
31 // The ID of the IPC route for the URLRequest (this identifies the | 31 // The ID of the IPC route for the URLRequest (this identifies the |
32 // RenderView or like-thing in the renderer that the request gets routed | 32 // RenderView or like-thing in the renderer that the request gets routed |
33 // to). | 33 // to). |
34 int route_id; | 34 int route_id; |
35 | 35 |
36 // The number of bytes read. | 36 // The number of bytes read. |
37 int64_t byte_count; | 37 int64_t byte_read_count; |
38 | 38 |
39 BytesReadParam(int origin_pid, | 39 // The number of bytes sent. |
40 int child_id, | 40 int64_t byte_sent_count; |
41 int route_id, | 41 |
42 int64_t byte_count) | 42 BytesTransferedParam(int origin_pid, |
43 int child_id, | |
44 int route_id, | |
45 int64_t byte_read_count, | |
46 int64_t byte_sent_count) | |
43 : origin_pid(origin_pid), | 47 : origin_pid(origin_pid), |
44 child_id(child_id), | 48 child_id(child_id), |
45 route_id(route_id), | 49 route_id(route_id), |
46 byte_count(byte_count) { | 50 byte_read_count(byte_read_count), |
47 } | 51 byte_sent_count(byte_sent_count) {} |
48 }; | 52 }; |
49 | 53 |
50 // Defines a utility class used to schedule the creation and removal of the | 54 // Defines a utility class used to schedule the creation and removal of the |
51 // TaskManagerIoThreadHelper on the IO thread. | 55 // TaskManagerIoThreadHelper on the IO thread. |
52 class IoThreadHelperManager { | 56 class IoThreadHelperManager { |
53 public: | 57 public: |
54 IoThreadHelperManager(); | 58 IoThreadHelperManager(); |
55 ~IoThreadHelperManager(); | 59 ~IoThreadHelperManager(); |
56 | 60 |
57 private: | 61 private: |
58 DISALLOW_COPY_AND_ASSIGN(IoThreadHelperManager); | 62 DISALLOW_COPY_AND_ASSIGN(IoThreadHelperManager); |
59 }; | 63 }; |
60 | 64 |
61 // Defines a class used by the task manager to receive notifications of the | 65 // Defines a class used by the task manager to receive notifications of the |
62 // network bytes read by the various tasks. | 66 // network bytes read by the various tasks. |
63 // This object lives entirely only on the IO thread. | 67 // This object lives entirely only on the IO thread. |
64 class TaskManagerIoThreadHelper { | 68 class TaskManagerIoThreadHelper { |
65 public: | 69 public: |
66 // Create and delete the instance of this class. They must be called on the IO | 70 // Create and delete the instance of this class. They must be called on the IO |
67 // thread. | 71 // thread. |
68 static void CreateInstance(); | 72 static void CreateInstance(); |
69 static void DeleteInstance(); | 73 static void DeleteInstance(); |
70 | 74 |
71 // This is used to forward the call to update the network bytes from the | 75 // This is used to forward the call to update the network bytes with read |
72 // TaskManagerInterface if the new task manager is enabled. | 76 // bytes from the TaskManagerInterface if the new task manager is enabled. |
73 static void OnRawBytesRead(const net::URLRequest& request, | 77 static void OnRawBytesRead(const net::URLRequest& request, |
74 int64_t bytes_read); | 78 int64_t bytes_read); |
75 | 79 |
80 // This is used to forward the call to update the network bytes with sent | |
81 // bytes from the TaskManagerInterface if the new task manager is enabled. | |
82 static void OnRawBytesSent(const net::URLRequest& request, | |
83 int64_t bytes_sent); | |
84 | |
76 private: | 85 private: |
77 TaskManagerIoThreadHelper(); | 86 TaskManagerIoThreadHelper(); |
78 ~TaskManagerIoThreadHelper(); | 87 ~TaskManagerIoThreadHelper(); |
79 | 88 |
80 // We gather multiple notifications on the IO thread in one second before a | 89 // We gather multiple notifications on the IO thread in one second before a |
81 // call is made to the following function to start the processing. | 90 // call is made to the following function to start the processing for |
82 void OnMultipleBytesReadIO(); | 91 // transfered bytes. |
92 void OnMultipleBytesTransferedIO(); | |
83 | 93 |
84 // This will update the task manager with the network bytes read. | 94 // This will update the task manager with the network bytes read. |
85 void OnNetworkBytesRead(const net::URLRequest& request, int64_t bytes_read); | 95 void OnNetworkBytesTransfered(const net::URLRequest& request, |
96 int64_t bytes_read, | |
97 int64_t bytes_sent); | |
86 | 98 |
87 // This buffer will be filled on IO thread with information about the number | 99 // This buffer will be filled on IO thread with information about the number |
88 // of bytes read from URLRequests. | 100 // of bytes transfered from URLRequests. |
89 std::vector<BytesReadParam> bytes_read_buffer_; | 101 std::vector<BytesTransferedParam> bytes_transfered_buffer_; |
90 | 102 |
91 base::WeakPtrFactory<TaskManagerIoThreadHelper> weak_factory_; | 103 base::WeakPtrFactory<TaskManagerIoThreadHelper> weak_factory_; |
92 | 104 |
93 DISALLOW_COPY_AND_ASSIGN(TaskManagerIoThreadHelper); | 105 DISALLOW_COPY_AND_ASSIGN(TaskManagerIoThreadHelper); |
94 }; | 106 }; |
95 | 107 |
96 } // namespace task_manager | 108 } // namespace task_manager |
97 | 109 |
98 #endif // CHROME_BROWSER_TASK_MANAGER_SAMPLING_TASK_MANAGER_IO_THREAD_HELPER_H_ | 110 #endif // CHROME_BROWSER_TASK_MANAGER_SAMPLING_TASK_MANAGER_IO_THREAD_HELPER_H_ |
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