diff options
| author | Eric Dumazet <edumazet@google.com> | 2026-03-10 12:44:51 +0000 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2026-03-12 13:22:03 +0100 |
| commit | 6f459eda8b60382efa0da2ca025c26a2018adc87 (patch) | |
| tree | 7b41e552f198f061413c3a28fe33b4d80bdac215 /net/ipv4 | |
| parent | 4320f1f111c587b8c6c9abc06f43e25bc10b670c (diff) | |
tcp: add tcp_release_cb_cond() helper
Majority of tcp_release_cb() calls do nothing at all.
Provide tcp_release_cb_cond() helper so that release_sock()
can avoid these calls.
Also hint the compiler that __release_sock() and wake_up()
are rarely called.
$ scripts/bloat-o-meter -t vmlinux.old vmlinux.new
add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-77 (-77)
Function old new delta
release_sock 258 181 -77
Total: Before=25235790, After=25235713, chg -0.00%
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20260310124451.2280968-1-edumazet@google.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/tcp_output.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index a53802f28dd1..34a25ef61006 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1320,11 +1320,6 @@ static void tcp_tsq_workfn(struct work_struct *work) } } -#define TCP_DEFERRED_ALL (TCPF_TSQ_DEFERRED | \ - TCPF_WRITE_TIMER_DEFERRED | \ - TCPF_DELACK_TIMER_DEFERRED | \ - TCPF_MTU_REDUCED_DEFERRED | \ - TCPF_ACK_DEFERRED) /** * tcp_release_cb - tcp release_sock() callback * @sk: socket |