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SubjectRe: [PATCH] target/file: don't zero iter before iov_iter_bvec
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On 1/9/21 7:53 AM, Pavel Begunkov wrote:
> iov_iter_bvec() initialises iterators well, no need to pre-zero it
> beforehand as done in fd_execute_rw_aio(). Compilers can't optimise it
> out and generate extra code for that (confirmed with assembly).

Reviewed-by: Bart Van Assche <bvanassche@acm.org>

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