3 ms·
Who said it was guaranteed to be zero-copy? The original article said that the data must be copied based on some bogus handwavy argument, and I’ve pointed out
by layoutIfNeeded 6y ago
Who said it was guaranteed to be zero-copy?
The original article said that the data must be copied based on some bogus handwavy argument, and I’ve pointed out that the manpage of write(2) contradicts this when it says the following:
>File I/O is done directly to/from user-space buffers.