diff options
| author | Eric Dumazet <edumazet@google.com> | 2025-03-17 08:53:13 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-03-24 09:55:18 -0700 |
| commit | 1937a0be28c01a13e18912602b8eff08d7db77cf (patch) | |
| tree | ecdc8081a1461fd493fc8cf74614d569974bcdc0 /include/linux/tcp.h | |
| parent | 8fa649fd7d3009769c7289d0c31c319b72bc42c4 (diff) | |
tcp: move icsk_clean_acked to a better location
As a followup of my presentation in Zagreb for netdev 0x19:
icsk_clean_acked is only used by TCP when/if CONFIG_TLS_DEVICE
is enabled from tcp_ack().
Rename it to tcp_clean_acked, move it to tcp_sock structure
in the tcp_sock_read_rx for better cache locality in TCP
fast path.
Define this field only when CONFIG_TLS_DEVICE is enabled
saving 8 bytes on configs not using it.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Neal Cardwell <ncardwell@google.com>
Reviewed-by: Sabrina Dubroca <sd@queasysnail.net>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Link: https://patch.msgid.link/20250317085313.2023214-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/tcp.h')
| -rw-r--r-- | include/linux/tcp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h index 159b2c59eb62..1669d95bb0f9 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -244,6 +244,9 @@ struct tcp_sock { struct minmax rtt_min; /* OOO segments go in this rbtree. Socket lock must be held. */ struct rb_root out_of_order_queue; +#if defined(CONFIG_TLS_DEVICE) + void (*tcp_clean_acked)(struct sock *sk, u32 acked_seq); +#endif u32 snd_ssthresh; /* Slow start size threshold */ u8 recvmsg_inq : 1;/* Indicate # of bytes in queue upon recvmsg */ __cacheline_group_end(tcp_sock_read_rx); |