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Patches 4-5 simplify the use of req->buf_index, which now will store only selected buffer bid and not bounce back and forth between bgid and bid. Pavel Begunkov (5): io_uring/net: avoid import_ubuf for regvec send io_uring/net: don't use io_do_buffer_select at prep io_uring: set IMPORT_BUFFER in generic send setup io_uring/kbuf: pass bgid to io_buffer_select() io_uring: don't store bgid in req->buf_index include/linux/io_uring_types.h | 3 +-- io_uring/kbuf.c | 15 ++++++-------- io_uring/kbuf.h | 3 ++- io_uring/net.c | 38 ++++++++++++++-------------------- io_uring/rw.c | 5 ++++- io_uring/rw.h | 2 ++ 6 files changed, 31 insertions(+), 35 deletions(-) -- 2.48.1