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mac802154: remove mib lock

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This patch removes the mib lock. The new locking mechanism is to protect
the mib values with the rtnl lock. Note that this isn't always necessary
if we have an interface up the most mib values are readonly (e.g.
address settings). With this behaviour we can remove locking in
hotpath like frame parsing completely. It depends on context if we need
to hold the rtnl lock or not, this makes the callbacks of
ieee802154_mlme_ops unnecessary because these callbacks hols always the
locks.

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>
This commit is contained in:
Alexander Aring
2015-05-22 17:43:54 +02:00
committed by Marcel Holtmann
parent 344f8c119d
commit c947f7e1e3
10 changed files with 18 additions and 114 deletions
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6
net/mac802154/mac_cmd.c
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@@ -43,8 +43,8 @@ static int mac802154_mlme_start_req(struct net_device *dev,
BUG_ON(addr->mode != IEEE802154_ADDR_SHORT);
mac802154_dev_set_pan_id(dev, addr->pan_id);
mac802154_dev_set_short_addr(dev, addr->short_addr);
dev->ieee802154_ptr->pan_id = addr->pan_id;
dev->ieee802154_ptr->short_addr = addr->short_addr;
mac802154_dev_set_page_channel(dev, page, channel);
if (ops->llsec) {
@@ -151,8 +151,6 @@ static struct ieee802154_llsec_ops mac802154_llsec_ops = {
struct ieee802154_mlme_ops mac802154_mlme_wpan = {
.start_req = mac802154_mlme_start_req,
.get_pan_id = mac802154_dev_get_pan_id,
.get_short_addr = mac802154_dev_get_short_addr,
.llsec = &mac802154_llsec_ops,