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SubjectRe: [PATCH 0/2] optimise iov_iter
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On 11/19/20 8:29 AM, Pavel Begunkov wrote:
> The first patch optimises iov_iter_npages() for the bvec case, and the
> second helps code generation to kill unreachable code.
>
> Pavel Begunkov (2):
> iov_iter: optimise iov_iter_npages for bvec
> iov_iter: optimise iter type checking
>
> include/linux/uio.h | 10 +++++-----
> lib/iov_iter.c | 10 +++++-----
> 2 files changed, 10 insertions(+), 10 deletions(-)

Nice! Tested this and confirmed both the better code generation,
and reduction in overhead in iov_iter_npages().

Reviewed-by: Jens Axboe <axboe@kernel.dk>

--
Jens Axboe

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