xs_tcp_state_change(9)

hey bestie 💖 welcome to the xs_tcp_state_change(9) page from the Kernel API Manual. we're folding the manual name in up here instead of doing a crusty header line, because we're cute like that ✨

🌸 NAME 🌸

xs_tcp_state_change is the callback that handles TCP socket state changes. that's the whole assignment: TCP socket state changes happen, and this callback handles them. the socket in question is sk 💅

✨ SYNOPSIS ✨

here's the exact signature, bestie — copy it like your life depends on it:

void xs_tcp_state_change (struct sock *sk );

it's a void function and it takes one argument, sk 🦋

🎀 ARGUMENTS 🎀

• sk — socket whose state has changed 💖

🦋 SEE ALSO 🦋

okay so these are the related pages and the kernel file, listed exactly because references are not a vibe check you can flunk 👑

• Kernel file: ./net/sunrpc/xprtsock.c
• xs_nospace(9)
• xs_local_send_request(9)
• xs_udp_send_request(9)
• xs_tcp_send_request(9)
• xs_error_report(9)
• xs_close(9)
• xs_destroy(9)
• xs_udp_data_read_skb(9)
• xs_data_ready(9)
• xs_local_state_change(9)
• xs_udp_write_space(9)
• xs_tcp_write_space(9)
• xs_udp_set_buffer_size(9)
• xs_udp_timer(9)
• xs_set_port(9)
• xs_local_setup_socket(9)
• xs_enable_swap(9)
• xs_disable_swap(9)
• xs_tcp_shutdown(9)
• xs_tcp_setup_socket(9)
• xs_tls_handshake_done(9)
• xs_tcp_tls_setup_socket(9)
• xs_connect(9)
• xs_local_print_stats(9)
• xs_udp_print_stats(9)
• xs_tcp_print_stats(9)
• bc_send_request(9)
• xs_setup_local(9)
• xs_setup_udp(9)
• xs_setup_tcp(9)
• xs_setup_tcp_tls(9)
• xs_setup_bc_tcp(9)
• init_socket_xprt(9)
• cleanup_socket_xprt(9)

source/version: ./net/sunrpc · date: October 2026 · page: xs_tcp_state_change(9) — mwah, bye bestie 💋🫶