From baac8564547ac7f944af1c2e8cc6fdd57f2836a4 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Thu, 5 Nov 2009 21:04:32 -0800 Subject: pktgen: tx_bytes might be slightly wrong cur_pkt_size can be changed in proc fs while pktgen is running, we better use a private field to get precise tx-bytes counter. Signed-off-by: Ben Greear Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- net/core/pktgen.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'net/core/pktgen.c') diff --git a/net/core/pktgen.c b/net/core/pktgen.c index 5ce017bf4afa..d38470a32792 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -340,6 +340,7 @@ struct pktgen_dev { __u16 cur_udp_src; __u16 cur_queue_map; __u32 cur_pkt_size; + __u32 last_pkt_size; __u8 hh[14]; /* = { @@ -3434,7 +3435,7 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev) pkt_dev->clone_count--; /* back out increment, OOM */ return; } - + pkt_dev->last_pkt_size = pkt_dev->skb->len; pkt_dev->allocated_skbs++; pkt_dev->clone_count = 0; /* reset counter */ } @@ -3461,7 +3462,7 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev) pkt_dev->last_ok = 1; pkt_dev->sofar++; pkt_dev->seq_num++; - pkt_dev->tx_bytes += pkt_dev->cur_pkt_size; + pkt_dev->tx_bytes += pkt_dev->last_pkt_size; break; default: /* Drivers are not supposed to return other values! */ if (net_ratelimit()) -- cgit v1.2.2