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mac80211: implement the meshconf formation info field

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The Mesh Configuration Formation Info field contains the number of
neighbors.  This means that the beacon must be updated every time a
peer joins or leaves.

Signed-off-by: Rui Paulo <rpaulo@gmail.com>
Signed-off-by: Javier Cardona <rpaulo@gmail.com>
Reviewed-by: Andrey Yurovsky <andrey@cozybit.com>
Tested-by: Brian Cavagnolo <brian@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rui Paulo 2009-11-09 23:46:41 +00:00 committed by John W. Linville
parent a1935218da
commit 8f2fda9594
2 changed files with 8 additions and 3 deletions
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9
net/mac80211/mesh.c
View file

@ -223,6 +223,7 @@ void mesh_mgmt_ies_add(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata)
struct ieee80211_supported_band *sband;
u8 *pos;
int len, i, rate;
u8 neighbors;
sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
len = sband->n_bitrates;
@ -271,9 +272,11 @@ void mesh_mgmt_ies_add(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata)
/* Authentication Protocol identifier */
*pos++ = sdata->u.mesh.mesh_auth_id;
/* Mesh Formation Info */
memset(pos, 0x00, 1);
pos += 1;
/* Mesh Formation Info - number of neighbors */
neighbors = atomic_read(&sdata->u.mesh.mshstats.estab_plinks);
/* Number of neighbor mesh STAs or 15 whichever is smaller */
neighbors = (neighbors > 15) ? 15 : neighbors;
*pos++ = neighbors << 1;
/* Mesh capability */
sdata->u.mesh.accepting_plinks = mesh_plink_availables(sdata);

2
net/mac80211/mesh_plink.c
View file

@ -65,6 +65,7 @@ void mesh_plink_inc_estab_count(struct ieee80211_sub_if_data *sdata)
{
atomic_inc(&sdata->u.mesh.mshstats.estab_plinks);
mesh_accept_plinks_update(sdata);
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON);
}
static inline
@ -72,6 +73,7 @@ void mesh_plink_dec_estab_count(struct ieee80211_sub_if_data *sdata)
{
atomic_dec(&sdata->u.mesh.mshstats.estab_plinks);
mesh_accept_plinks_update(sdata);
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON);
}
/**