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From: Simon Horman <simon.horman@netronome.com>
To: David Miller <davem@davemloft.net>,
	Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: netdev@vger.kernel.org, oss-drivers@netronome.com,
	John Hurley <john.hurley@netronome.com>,
	Simon Horman <simon.horman@netronome.com>
Subject: [PATCH net-next 1/7] nfp: add helper to get flower cmsg length
Date: Mon, 25 Sep 2017 12:23:35 +0200	[thread overview]
Message-ID: <1506335021-32024-2-git-send-email-simon.horman@netronome.com> (raw)
In-Reply-To: <1506335021-32024-1-git-send-email-simon.horman@netronome.com>

From: John Hurley <john.hurley@netronome.com>

Add a helper function that returns the length of the cmsg data when given
the cmsg skb

Signed-off-by: John Hurley <john.hurley@netronome.com>
Signed-off-by: Simon Horman <simon.horman@netronome.com>
---
 drivers/net/ethernet/netronome/nfp/flower/cmsg.h     | 5 +++++
 drivers/net/ethernet/netronome/nfp/flower/metadata.c | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/netronome/nfp/flower/cmsg.h b/drivers/net/ethernet/netronome/nfp/flower/cmsg.h
index a2ec60344236..7a5ccf0cc7c2 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/cmsg.h
+++ b/drivers/net/ethernet/netronome/nfp/flower/cmsg.h
@@ -323,6 +323,11 @@ static inline void *nfp_flower_cmsg_get_data(struct sk_buff *skb)
 	return (unsigned char *)skb->data + NFP_FLOWER_CMSG_HLEN;
 }
 
+static inline int nfp_flower_cmsg_get_data_len(struct sk_buff *skb)
+{
+	return skb->len - NFP_FLOWER_CMSG_HLEN;
+}
+
 struct sk_buff *
 nfp_flower_cmsg_mac_repr_start(struct nfp_app *app, unsigned int num_ports);
 void
diff --git a/drivers/net/ethernet/netronome/nfp/flower/metadata.c b/drivers/net/ethernet/netronome/nfp/flower/metadata.c
index 3226ddc55f99..193520ef23f0 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/metadata.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/metadata.c
@@ -140,7 +140,7 @@ nfp_flower_update_stats(struct nfp_app *app, struct nfp_fl_stats_frame *stats)
 
 void nfp_flower_rx_flow_stats(struct nfp_app *app, struct sk_buff *skb)
 {
-	unsigned int msg_len = skb->len - NFP_FLOWER_CMSG_HLEN;
+	unsigned int msg_len = nfp_flower_cmsg_get_data_len(skb);
 	struct nfp_fl_stats_frame *stats_frame;
 	unsigned char *msg;
 	int i;
-- 
2.1.4

  reply	other threads:[~2017-09-25 10:24 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-25 10:23 [PATCH net-next 0/7] nfp: flower vxlan tunnel offload Simon Horman
2017-09-25 10:23 ` Simon Horman [this message]
2017-09-25 10:23 ` [PATCH net-next 2/7] nfp: compile flower vxlan tunnel metadata match fields Simon Horman
2017-09-25 18:35   ` Or Gerlitz
2017-09-26 13:58     ` John Hurley
2017-09-26 14:12       ` Or Gerlitz
2017-09-26 15:11         ` John Hurley
2017-09-26 15:33           ` Or Gerlitz
2017-09-26 15:39             ` John Hurley
2017-09-25 10:23 ` [PATCH net-next 3/7] nfp: compile flower vxlan tunnel set actions Simon Horman
2017-09-25 10:23 ` [PATCH net-next 4/7] nfp: offload flower vxlan endpoint MAC addresses Simon Horman
2017-09-25 10:23 ` [PATCH net-next 5/7] nfp: offload vxlan IPv4 endpoints of flower rules Simon Horman
2017-09-25 10:23 ` [PATCH net-next 6/7] nfp: flower vxlan neighbour offload Simon Horman
2017-09-25 10:23 ` [PATCH net-next 7/7] nfp: flower vxlan neighbour keep-alive Simon Horman
2017-09-25 18:32   ` Or Gerlitz
     [not found]     ` <CAK+XE=mVKbAqYwSYvLb0y48O9D-Oq+B_bks7c9iwjsm0j7oYvw@mail.gmail.com>
2017-09-26  9:37       ` John Hurley
2017-09-26 12:44         ` Or Gerlitz
2017-09-25 11:00 ` [PATCH net-next 0/7] nfp: flower vxlan tunnel offload Jakub Kicinski
2017-09-25 15:25 ` Or Gerlitz
2017-09-25 17:04   ` Simon Horman
2017-09-26 10:15     ` Jiri Benc
2017-09-26 12:41       ` Or Gerlitz
2017-09-26 12:51         ` Jiri Benc
2017-09-26 14:17           ` Or Gerlitz
2017-09-26 14:31             ` Jiri Benc
2017-09-26 14:50             ` Paolo Abeni
2017-09-27  7:40               ` Jiri Pirko
2017-09-27  4:29 ` David Miller
2017-09-27  7:27   ` Simon Horman

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