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refactor: Add comments for dirty write cases

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mutouyun 2024-08-11 17:24:39 +08:00
parent 73df616f8b
commit 44a4486160
1 changed files with 1 additions and 0 deletions
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include/libconcur/concurrent.h
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@ -370,6 +370,7 @@ struct producer<trans::broadcast, relation::multi> {
auto w_cur = trunc_index(hdr, w_idx); auto w_cur = trunc_index(hdr, w_idx);
auto &elem = elems[w_cur]; auto &elem = elems[w_cur];
// Set data & flag. Dirty write is not considered here. // Set data & flag. Dirty write is not considered here.
// By default, when dirty writes occur, the writing behavior itself must be atomic.
elem.set_flag(w_idx | state::enqueue_mask); elem.set_flag(w_idx | state::enqueue_mask);
elem.set_data(std::forward<U>(src)); elem.set_data(std::forward<U>(src));
elem.set_flag(w_idx); elem.set_flag(w_idx);