diff options
| author | Maksym Kutsevol <max@kutsevol.com> | 2024-12-02 11:55:07 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-12-04 19:15:38 -0800 |
| commit | a61b19f4a6586590a9ae6baf2ac4a25a852e547f (patch) | |
| tree | ad7b48d126b35a7c93ece51477853a8c32ad700a /include/linux/netpoll.h | |
| parent | a9ab02ed97c654a9ea09afb3e6294cea3768c388 (diff) | |
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>
Diffstat (limited to 'include/linux/netpoll.h')
| -rw-r--r-- | include/linux/netpoll.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h index b34301650c47..f91e50a76efd 100644 --- a/include/linux/netpoll.h +++ b/include/linux/netpoll.h @@ -57,7 +57,7 @@ static inline void netpoll_poll_disable(struct net_device *dev) { return; } static inline void netpoll_poll_enable(struct net_device *dev) { return; } #endif -void netpoll_send_udp(struct netpoll *np, const char *msg, int len); +int netpoll_send_udp(struct netpoll *np, const char *msg, int len); void netpoll_print_options(struct netpoll *np); int netpoll_parse_options(struct netpoll *np, char *opt); int __netpoll_setup(struct netpoll *np, struct net_device *ndev); |