On Sun, 2023-07-09 at 16:04 -0400, Chuck Lever wrote: > After some discussion with David Howells at LSF/MM 2023, we arrived > at a plan to use a single sock_sendmsg() call for transmitting an > RPC message on socket-based transports. This is an initial part of > the transition to support handling folios with file content, but it > has scalability benefits as well. > > Comments, suggestions, and test results are welcome. > > --- > > Chuck Lever (4): > SUNRPC: Convert svc_tcp_sendmsg to use bio_vecs directly > SUNRPC: Convert svc_udp_sendto() to use the per-socket bio_vec array > SUNRPC: Use a per-transport receive bio_vec array > SUNRPC: Send RPC message on TCP with a single sock_sendmsg() call > > > include/linux/sunrpc/svc.h | 1 - > include/linux/sunrpc/svcsock.h | 7 ++ > net/sunrpc/svcsock.c | 142 ++++++++++++++++++--------------- > 3 files changed, 86 insertions(+), 64 deletions(-) > > -- > Chuck Lever > Aside from my concerns with bounds checking on the first patch, this looks like a good set of changes overall. Does it show any performance improvements in your testing? -- Jeff Layton <jlayton@xxxxxxxxxx>
