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authorThomas Pedersen <thomas@cozybit.com>2012-12-17 18:41:57 -0800
committerJohannes Berg <johannes.berg@intel.com>2013-01-03 12:59:59 +0100
commitb7cfcd113ac2a1e6b02afc7d283295729fc178a9 (patch)
treeae679e6b42aff435ddf2c8d8276ae0ab228d9588 /net
parent4d76d21bd700fcf72a030ad75c71c816707039b8 (diff)
mac80211: RMC buckets are just list heads
The array of rmc_entrys is redundant since only the list_head is used. Make this an array of list_heads instead and save ~6k per vif at runtime :D Signed-off-by: Thomas Pedersen <thomas@cozybit.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/mesh.c8
-rw-r--r--net/mac80211/mesh.h2
2 files changed, 5 insertions, 5 deletions
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 1bf03f9ff3b..649ad513547 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -163,7 +163,7 @@ int mesh_rmc_init(struct ieee80211_sub_if_data *sdata)
return -ENOMEM;
sdata->u.mesh.rmc->idx_mask = RMC_BUCKETS - 1;
for (i = 0; i < RMC_BUCKETS; i++)
- INIT_LIST_HEAD(&sdata->u.mesh.rmc->bucket[i].list);
+ INIT_LIST_HEAD(&sdata->u.mesh.rmc->bucket[i]);
return 0;
}
@@ -177,7 +177,7 @@ void mesh_rmc_free(struct ieee80211_sub_if_data *sdata)
return;
for (i = 0; i < RMC_BUCKETS; i++)
- list_for_each_entry_safe(p, n, &rmc->bucket[i].list, list) {
+ list_for_each_entry_safe(p, n, &rmc->bucket[i], list) {
list_del(&p->list);
kmem_cache_free(rm_cache, p);
}
@@ -210,7 +210,7 @@ int mesh_rmc_check(u8 *sa, struct ieee80211s_hdr *mesh_hdr,
/* Don't care about endianness since only match matters */
memcpy(&seqnum, &mesh_hdr->seqnum, sizeof(mesh_hdr->seqnum));
idx = le32_to_cpu(mesh_hdr->seqnum) & rmc->idx_mask;
- list_for_each_entry_safe(p, n, &rmc->bucket[idx].list, list) {
+ list_for_each_entry_safe(p, n, &rmc->bucket[idx], list) {
++entries;
if (time_after(jiffies, p->exp_time) ||
(entries == RMC_QUEUE_MAX_LEN)) {
@@ -229,7 +229,7 @@ int mesh_rmc_check(u8 *sa, struct ieee80211s_hdr *mesh_hdr,
p->seqnum = seqnum;
p->exp_time = jiffies + RMC_TIMEOUT;
memcpy(p->sa, sa, ETH_ALEN);
- list_add(&p->list, &rmc->bucket[idx].list);
+ list_add(&p->list, &rmc->bucket[idx]);
return 0;
}
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index 7c9215fb2ac..84c28c6101c 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -184,7 +184,7 @@ struct rmc_entry {
};
struct mesh_rmc {
- struct rmc_entry bucket[RMC_BUCKETS];
+ struct list_head bucket[RMC_BUCKETS];
u32 idx_mask;
};