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authorAlexander Aring <alex.aring@gmail.com>2015-05-22 17:43:53 +0200
committerMarcel Holtmann <marcel@holtmann.org>2015-05-23 17:57:08 +0200
commit344f8c119df742f2bf7098cf8fc326351f583249 (patch)
tree032162247fc24529b2809f4e3a914e66ef836400 /net/ieee802154
parent4a3a8c0c3a613e481bea931f0d65dc4a7efaa9b9 (diff)
mac802154: use atomic ops for sequence incrementation
This patch will use atomic operations for sequence number incrementation while MAC header generation. Upper layers like af_802154 or 6LoWPAN could call this function in a parallel context while generating 802.15.4 MAC header before queuing into wpan interfaces transmit queue. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/ieee802154')
-rw-r--r--net/ieee802154/6lowpan/core.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/net/ieee802154/6lowpan/core.c b/net/ieee802154/6lowpan/core.c
index 0ae5822ef944..2e77fada7e54 100644
--- a/net/ieee802154/6lowpan/core.c
+++ b/net/ieee802154/6lowpan/core.c
@@ -69,13 +69,6 @@ static __le16 lowpan_get_short_addr(const struct net_device *dev)
return ieee802154_mlme_ops(real_dev)->get_short_addr(real_dev);
}
-static u8 lowpan_get_dsn(const struct net_device *dev)
-{
- struct net_device *real_dev = lowpan_dev_info(dev)->real_dev;
-
- return ieee802154_mlme_ops(real_dev)->get_dsn(real_dev);
-}
-
static struct header_ops lowpan_header_ops = {
.create = lowpan_header_create,
};
@@ -106,7 +99,6 @@ static const struct net_device_ops lowpan_netdev_ops = {
static struct ieee802154_mlme_ops lowpan_mlme = {
.get_pan_id = lowpan_get_pan_id,
.get_short_addr = lowpan_get_short_addr,
- .get_dsn = lowpan_get_dsn,
};
static void lowpan_setup(struct net_device *dev)