[PATCH net-next 11/13] rxrpc: Show consumed and freed packets as non-dropped in dropwatch

From: David Howells
Date: Tue Jan 31 2023 - 12:14:25 EST


Set a reason when freeing a packet that has been consumed such that
dropwatch doesn't complain that it has been dropped.

Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
cc: Marc Dionne <marc.dionne@xxxxxxxxxxxx>
cc: linux-afs@xxxxxxxxxxxxxxxxxxx
---
net/rxrpc/skbuff.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/rxrpc/skbuff.c b/net/rxrpc/skbuff.c
index ebe0c75e7b07..944320e65ea8 100644
--- a/net/rxrpc/skbuff.c
+++ b/net/rxrpc/skbuff.c
@@ -63,7 +63,7 @@ void rxrpc_free_skb(struct sk_buff *skb, enum rxrpc_skb_trace why)
if (skb) {
int n = atomic_dec_return(select_skb_count(skb));
trace_rxrpc_skb(skb, refcount_read(&skb->users), n, why);
- kfree_skb(skb);
+ kfree_skb_reason(skb, SKB_CONSUMED);
}
}

@@ -78,6 +78,6 @@ void rxrpc_purge_queue(struct sk_buff_head *list)
int n = atomic_dec_return(select_skb_count(skb));
trace_rxrpc_skb(skb, refcount_read(&skb->users), n,
rxrpc_skb_put_purge);
- kfree_skb(skb);
+ kfree_skb_reason(skb, SKB_CONSUMED);
}
}