Files
linux_media/net/sunrpc/xprtrdma
Chuck Lever 82011c80b3 SUNRPC: Move svc_xprt_received() call sites
Currently, XPT_BUSY is not cleared until xpo_recvfrom returns.
That effectively blocks the receipt and handling of the next RPC
message until the current one has been taken off the transport.
This strict ordering is a requirement for socket transports.

For our kernel RPC/RDMA transport implementation, however, dequeuing
an ingress message is nothing more than a list_del(). The transport
can safely be marked un-busy as soon as that is done.

To keep the changes simpler, this patch just moves the
svc_xprt_received() call site from svc_handle_xprt() into the
transports, so that the actual optimization can be done in a
subsequent patch.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2021-03-22 13:22:13 -04:00
..
2020-11-11 10:52:18 -05:00