On 19/11/2020 16:46, Jens Axboe wrote: > 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().
Thanks! Did you find t-put/etc. boost with your setup? > > Reviewed-by: Jens Axboe <[email protected]> -- Pavel Begunkov
