Messages in this thread | | | Subject | Re: [PATCH 0/2] optimise iov_iter | From | Jens Axboe <> | Date | Thu, 19 Nov 2020 09:46:57 -0700 |
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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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