rxrpc: Add a kvec[] to the rxrpc_txbuf struct

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Add a kvec[] to the rxrpc_txbuf struct to point to the contributory buffers
for a packet.  Start with just a single element for now, but this will be
expanded later.

Make the ACK sending function use it, which means that rxrpc_fill_out_ack()
doesn't need to return the size of the sack table, padding and trailer.

Make the data sending code use it, both in where sendmsg() packages code up
into txbufs and where those txbufs are transmitted.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: "David S. Miller" <davem@davemloft.net>
cc: Eric Dumazet <edumazet@google.com>
cc: Jakub Kicinski <kuba@kernel.org>
cc: Paolo Abeni <pabeni@redhat.com>
cc: linux-afs@lists.infradead.org
cc: netdev@vger.kernel.org

...

This commit is contained in:

David Howells 2024-01-29 23:07:43 +00:00

parent 1ac6a8536c

commit ff342bdc59

4 changed files with 22 additions and 24 deletions

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2

net/rxrpc/ar-internal.h

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33

net/rxrpc/output.c

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8

net/rxrpc/sendmsg.c

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3

net/rxrpc/txbuf.c

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