netdev - [PATCH net-next 29/32] rxrpc: Show consumed and freed packets as non-dropped in dropwatch

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Date:   Tue, 06 Dec 2022 16:02:41 +0000
From:   David Howells <dhowells@...hat.com>
To:     netdev@...r.kernel.org
Cc:     Marc Dionne <marc.dionne@...istor.com>,
        linux-afs@...ts.infradead.org, dhowells@...hat.com,
        linux-afs@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH net-next 29/32] rxrpc: Show consumed and freed packets as
 non-dropped in dropwatch

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@...hat.com>
cc: Marc Dionne <marc.dionne@...istor.com>
cc: linux-afs@...ts.infradead.org
---

 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);
 	}
 }