Fix vectored IO for TcpStream #941
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Implements `Write::poll_write_vectored` and `Read::poll_read_vectored` on `TcpStream` using the vectored IO methods on the underlying stream. Previously, the trait's default implementation was used, which just called `poll_write` and `poll_read` once for each `IoSlice`.
Keruspe
approved these changes
Jan 19, 2021
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This change implements
Write::poll_write_vectoredandRead::poll_read_vectoredonTcpStreamusing the vectored IO methods on the underlying stream. Previously, theWriteandReadtraits' default implementations were used, which just calledpoll_writeandpoll_readonce for eachIoSlice.This change correctly results in
readvandwritevsyscalls on Linux.