145                                                           size_t chunk_idx) {  in GetChunkUnchecked()  argument
147   PERFETTO_DCHECK(chunk_idx < num_chunks);  in GetChunkUnchecked()
150   size_t chunk_offset_in_page = sizeof(PageHeader) + chunk_idx * chunk_size;  in GetChunkUnchecked()
153               static_cast<uint8_t>(chunk_idx));  in GetChunkUnchecked()
160     size_t chunk_idx,  in TryAcquireChunk()  argument
171     if (chunk_idx >= num_chunks)  in TryAcquireChunk()
180     auto cur_chunk_state = (layout >> (chunk_idx * kChunkShift)) & kChunkMask;  in TryAcquireChunk()
185     next_layout &= ~(kChunkMask << (chunk_idx * kChunkShift));  in TryAcquireChunk()
186     next_layout |= (desired_chunk_state << (chunk_idx * kChunkShift));  in TryAcquireChunk()
190       Chunk chunk = GetChunkUnchecked(page_idx, layout, chunk_idx);  in TryAcquireChunk()
236   size_t chunk_idx;  in ReleaseChunk()  local
237   std::tie(page_idx, chunk_idx) = GetPageAndChunkIndex(chunk);  in ReleaseChunk()
254         ((layout >> (chunk_idx * kChunkShift)) & kChunkMask);  in ReleaseChunk()
270     next_layout &= ~(kChunkMask << (chunk_idx * kChunkShift));  in ReleaseChunk()
271     next_layout |= (desired_chunk_state << (chunk_idx * kChunkShift));  in ReleaseChunk()
292 SharedMemoryABI::Chunk::Chunk(uint8_t* begin, uint16_t size, uint8_t chunk_idx)  in Chunk()  argument
293     : begin_(begin), size_(size), chunk_idx_(chunk_idx) {  in Chunk()
326   const size_t chunk_idx = (offset - sizeof(PageHeader)) / chunk.size();  in GetPageAndChunkIndex()  local
327   PERFETTO_DCHECK(chunk_idx < kMaxChunksPerPage);  in GetPageAndChunkIndex()
328   PERFETTO_DCHECK(chunk_idx < GetNumChunksForLayout(GetPageLayout(page_idx)));  in GetPageAndChunkIndex()
329   return std::make_pair(page_idx, chunk_idx);  in GetPageAndChunkIndex()