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Side by Side Diff: gpu/command_buffer/client/mapped_memory.cc

Issue 116863003: gpu: Reuse transfer buffers more aggresively (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: [WIP] gpu: Reuse transfer buffers more aggresively Created 6 years, 11 months ago
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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 "gpu/command_buffer/client/mapped_memory.h" 5 #include "gpu/command_buffer/client/mapped_memory.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 #include <functional> 8 #include <functional>
9 9
10 #include "base/debug/trace_event.h" 10 #include "base/debug/trace_event.h"
(...skipping 99 matching lines...) Expand 10 before | Expand all | Expand 10 after
110 for (size_t ii = 0; ii < chunks_.size(); ++ii) { 110 for (size_t ii = 0; ii < chunks_.size(); ++ii) {
111 MemoryChunk* chunk = chunks_[ii]; 111 MemoryChunk* chunk = chunks_[ii];
112 if (chunk->IsInChunk(pointer)) { 112 if (chunk->IsInChunk(pointer)) {
113 chunk->FreePendingToken(pointer, token); 113 chunk->FreePendingToken(pointer, token);
114 return; 114 return;
115 } 115 }
116 } 116 }
117 NOTREACHED(); 117 NOTREACHED();
118 } 118 }
119 119
120 void MappedMemoryManager::FreePendingSerial(void *pointer, uint32 serial) {
121 for (size_t ii = 0; ii < chunks_.size(); ++ii) {
122 MemoryChunk* chunk = chunks_[ii];
123 if (chunk->IsInChunk(pointer)) {
124 chunk->FreePendingSerial(pointer, serial);
125 return;
126 }
127 }
128 NOTREACHED();
129 }
130
120 void MappedMemoryManager::FreeUnused() { 131 void MappedMemoryManager::FreeUnused() {
121 CommandBuffer* cmd_buf = helper_->command_buffer(); 132 CommandBuffer* cmd_buf = helper_->command_buffer();
122 MemoryChunkVector::iterator iter = chunks_.begin(); 133 MemoryChunkVector::iterator iter = chunks_.begin();
123 while (iter != chunks_.end()) { 134 while (iter != chunks_.end()) {
124 MemoryChunk* chunk = *iter; 135 MemoryChunk* chunk = *iter;
125 chunk->FreeUnused(); 136 chunk->FreeUnused();
126 if (!chunk->InUse()) { 137 if (!chunk->InUse()) {
127 cmd_buf->DestroyTransferBuffer(chunk->shm_id()); 138 cmd_buf->DestroyTransferBuffer(chunk->shm_id());
128 allocated_memory_ -= chunk->GetSize(); 139 allocated_memory_ -= chunk->GetSize();
129 iter = chunks_.erase(iter); 140 iter = chunks_.erase(iter);
130 } else { 141 } else {
131 ++iter; 142 ++iter;
132 } 143 }
133 } 144 }
134 } 145 }
135 146
136 } // namespace gpu 147 } // namespace gpu
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