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batman-adv: a delayed_work has to be initialised once

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A delayed_work struct does not need to be initialized each
every time before being enqueued. Therefore the
INIT_DELAYED_WORK() macro should be used during the
initialization process only.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
This commit is contained in:
Antonio Quartulli 2012-12-25 13:14:37 +01:00
parent 1ad759d847
commit 7241444209
6 changed files with 32 additions and 44 deletions
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18
net/batman-adv/bridge_loop_avoidance.c
View File

@ -1100,16 +1100,6 @@ void batadv_bla_update_orig_address(struct batadv_priv *bat_priv,
}
}
/* (re)start the timer */
static void batadv_bla_start_timer(struct batadv_priv *bat_priv)
{
INIT_DELAYED_WORK(&bat_priv->bla.work, batadv_bla_periodic_work);
queue_delayed_work(batadv_event_workqueue, &bat_priv->bla.work,
msecs_to_jiffies(BATADV_BLA_PERIOD_LENGTH));
}
/* periodic work to do:
* * purge structures when they are too old
* * send announcements
@ -1180,7 +1170,8 @@ out:
if (primary_if)
batadv_hardif_free_ref(primary_if);
batadv_bla_start_timer(bat_priv);
queue_delayed_work(batadv_event_workqueue, &bat_priv->bla.work,
msecs_to_jiffies(BATADV_BLA_PERIOD_LENGTH));
}
/* The hash for claim and backbone hash receive the same key because they
@ -1238,7 +1229,10 @@ int batadv_bla_init(struct batadv_priv *bat_priv)
batadv_dbg(BATADV_DBG_BLA, bat_priv, "bla hashes initialized\n");
batadv_bla_start_timer(bat_priv);
INIT_DELAYED_WORK(&bat_priv->bla.work, batadv_bla_periodic_work);
queue_delayed_work(batadv_event_workqueue, &bat_priv->bla.work,
msecs_to_jiffies(BATADV_BLA_PERIOD_LENGTH));
return 0;
}

2
net/batman-adv/main.h
View File

@ -44,6 +44,8 @@
#define BATADV_TT_LOCAL_TIMEOUT 600000 /* in milliseconds */
#define BATADV_TT_CLIENT_ROAM_TIMEOUT 600000 /* in milliseconds */
#define BATADV_TT_CLIENT_TEMP_TIMEOUT 600000 /* in milliseconds */
#define BATADV_TT_WORK_PERIOD 5000 /* 5 seconds */
#define BATADV_ORIG_WORK_PERIOD 1000 /* 1 second */
#define BATADV_DAT_ENTRY_TIMEOUT (5*60000) /* 5 mins in milliseconds */
/* sliding packet range of received originator messages in sequence numbers
* (should be a multiple of our word size)

17
net/batman-adv/originator.c
View File

@ -34,13 +34,6 @@ static struct lock_class_key batadv_orig_hash_lock_class_key;
static void batadv_purge_orig(struct work_struct *work);
static void batadv_start_purge_timer(struct batadv_priv *bat_priv)
{
INIT_DELAYED_WORK(&bat_priv->orig_work, batadv_purge_orig);
queue_delayed_work(batadv_event_workqueue,
&bat_priv->orig_work, msecs_to_jiffies(1000));
}
/* returns 1 if they are the same originator */
static int batadv_compare_orig(const struct hlist_node *node, const void *data2)
{
@ -63,7 +56,11 @@ int batadv_originator_init(struct batadv_priv *bat_priv)
batadv_hash_set_lock_class(bat_priv->orig_hash,
&batadv_orig_hash_lock_class_key);
batadv_start_purge_timer(bat_priv);
INIT_DELAYED_WORK(&bat_priv->orig_work, batadv_purge_orig);
queue_delayed_work(batadv_event_workqueue,
&bat_priv->orig_work,
msecs_to_jiffies(BATADV_ORIG_WORK_PERIOD));
return 0;
err:
@ -396,7 +393,9 @@ static void batadv_purge_orig(struct work_struct *work)
delayed_work = container_of(work, struct delayed_work, work);
bat_priv = container_of(delayed_work, struct batadv_priv, orig_work);
_batadv_purge_orig(bat_priv);
batadv_start_purge_timer(bat_priv);
queue_delayed_work(batadv_event_workqueue,
&bat_priv->orig_work,
msecs_to_jiffies(BATADV_ORIG_WORK_PERIOD));
}
void batadv_purge_orig_ref(struct batadv_priv *bat_priv)

5
net/batman-adv/send.c
View File

@ -155,8 +155,6 @@ _batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,
spin_unlock_bh(&bat_priv->forw_bcast_list_lock);
/* start timer for this packet */
INIT_DELAYED_WORK(&forw_packet->delayed_work,
batadv_send_outstanding_bcast_packet);
queue_delayed_work(batadv_event_workqueue, &forw_packet->delayed_work,
send_time);
}
@ -210,6 +208,9 @@ int batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,
/* how often did we send the bcast packet ? */
forw_packet->num_packets = 0;
INIT_DELAYED_WORK(&forw_packet->delayed_work,
batadv_send_outstanding_bcast_packet);
_batadv_add_bcast_packet_to_list(bat_priv, forw_packet, delay);
return NETDEV_TX_OK;

14
net/batman-adv/translation-table.c
View File

@ -52,13 +52,6 @@ static int batadv_compare_tt(const struct hlist_node *node, const void *data2)
return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
}
static void batadv_tt_start_timer(struct batadv_priv *bat_priv)
{
INIT_DELAYED_WORK(&bat_priv->tt.work, batadv_tt_purge);
queue_delayed_work(batadv_event_workqueue, &bat_priv->tt.work,
msecs_to_jiffies(5000));
}
static struct batadv_tt_common_entry *
batadv_tt_hash_find(struct batadv_hashtable *hash, const void *data)
{
@ -2136,7 +2129,9 @@ int batadv_tt_init(struct batadv_priv *bat_priv)
if (ret < 0)
return ret;
batadv_tt_start_timer(bat_priv);
INIT_DELAYED_WORK(&bat_priv->tt.work, batadv_tt_purge);
queue_delayed_work(batadv_event_workqueue, &bat_priv->tt.work,
msecs_to_jiffies(BATADV_TT_WORK_PERIOD));
return 1;
}
@ -2286,7 +2281,8 @@ static void batadv_tt_purge(struct work_struct *work)
batadv_tt_req_purge(bat_priv);
batadv_tt_roam_purge(bat_priv);
batadv_tt_start_timer(bat_priv);
queue_delayed_work(batadv_event_workqueue, &bat_priv->tt.work,
msecs_to_jiffies(BATADV_TT_WORK_PERIOD));
}
void batadv_tt_free(struct batadv_priv *bat_priv)

20
net/batman-adv/vis.c
View File

@ -31,8 +31,6 @@
/* hash class keys */
static struct lock_class_key batadv_vis_hash_lock_class_key;
static void batadv_start_vis_timer(struct batadv_priv *bat_priv);
/* free the info */
static void batadv_free_info(struct kref *ref)
{
@ -830,7 +828,9 @@ static void batadv_send_vis_packets(struct work_struct *work)
kref_put(&info->refcount, batadv_free_info);
}
spin_unlock_bh(&bat_priv->vis.hash_lock);
batadv_start_vis_timer(bat_priv);
queue_delayed_work(batadv_event_workqueue, &bat_priv->vis.work,
msecs_to_jiffies(BATADV_VIS_INTERVAL));
}
/* init the vis server. this may only be called when if_list is already
@ -900,7 +900,11 @@ int batadv_vis_init(struct batadv_priv *bat_priv)
}
spin_unlock_bh(&bat_priv->vis.hash_lock);
batadv_start_vis_timer(bat_priv);
INIT_DELAYED_WORK(&bat_priv->vis.work, batadv_send_vis_packets);
queue_delayed_work(batadv_event_workqueue, &bat_priv->vis.work,
msecs_to_jiffies(BATADV_VIS_INTERVAL));
return 0;
free_info:
@ -937,11 +941,3 @@ void batadv_vis_quit(struct batadv_priv *bat_priv)
bat_priv->vis.my_info = NULL;
spin_unlock_bh(&bat_priv->vis.hash_lock);
}
/* schedule packets for (re)transmission */
static void batadv_start_vis_timer(struct batadv_priv *bat_priv)
{
INIT_DELAYED_WORK(&bat_priv->vis.work, batadv_send_vis_packets);
queue_delayed_work(batadv_event_workqueue, &bat_priv->vis.work,
msecs_to_jiffies(BATADV_VIS_INTERVAL));
}