Maksym Kutsevol a61b19f4a6 netpoll: Make netpoll_send_udp return status instead of void
netpoll_send_udp can return if send was successful.
It will allow client code to be aware of the send status.

Possible return values are the result of __netpoll_send_skb (cast to int)
and -ENOMEM. This doesn't cover the case when TX was not successful
instantaneously and was scheduled for later, __netpoll__send_skb returns
success in that case.

Signed-off-by: Maksym Kutsevol <max@kutsevol.com>
Link: https://patch.msgid.link/20241202-netcons-add-udp-send-fail-statistics-to-netconsole-v5-1-70e82239f922@kutsevol.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-12-04 19:15:38 -08:00
..
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