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tipc: add back link trace events

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In the previous commit ("tipc: add Gap ACK blocks support for broadcast
link"), we have removed the following link trace events due to the code
changes:

- tipc_link_bc_ack
- tipc_link_retrans

This commit adds them back along with some minor changes to adapt to
the new code.

Acked-by: Ying Xue <ying.xue@windriver.com>
Acked-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: Tuong Lien <tuong.t.lien@dektech.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tuong Lien
2020-05-26 16:38:35 +07:00
committed by David S. Miller
parent d7626b5acf
commit c6ed7a5cc2
2 changed files with 11 additions and 5 deletions
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3
net/tipc/link.c
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@ -1504,6 +1504,8 @@ static int tipc_link_advance_transmq(struct tipc_link *l, struct tipc_link *r,
bool is_uc = !link_is_bc_sndlink(l);
bool bc_has_acked = false;
trace_tipc_link_retrans(r, acked + 1, acked + gap, &l->transmq);
/* Determine Gap ACK blocks if any for the particular link */
if (ga && is_uc) {
/* Get the Gap ACKs, uc part */
@ -2410,6 +2412,7 @@ int tipc_link_bc_ack_rcv(struct tipc_link *r, u16 acked, u16 gap,
if (less(acked, r->acked) || (acked == r->acked && !gap && !ga))
return 0;
trace_tipc_link_bc_ack(r, acked, gap, &l->transmq);
tipc_link_advance_transmq(l, r, acked, gap, ga, xmitq, &unused, &rc);
tipc_link_advance_backlog(l, xmitq);