udp: use indirect call wrapper for data ready()

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In most cases UDP sockets use the default data ready callback.
Leverage the indirect call wrapper for such callback to avoid an
indirect call in fastpath.

The above gives small but measurable performance gain under UDP flood.

Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Link: https://lore.kernel.org/r/d47d53e6f8ee7a11228ca2f025d6243cc04b77f3.1689691004.git.pabeni@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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Paolo Abeni 2023-07-18 16:38:09 +02:00 • committed by Jakub Kicinski

parent 5dd2b6faaa

commit 0558e16745

1 changed files with 1 additions and 1 deletions

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net/ipv4/udp.c

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