dect
/
linux-2.6
Archived
13
0
Fork 0
Code Releases Activity

mac80211: Remove unnecessary OOM logging messages 

Removing unnecessary messages saves code and text.

Site specific OOM messages are duplications of a generic MM
out of memory message and aren't really useful, so just
delete them.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Joe Perches 2011-08-29 14:17:31 -07:00 committed by John W. Linville
parent 239289e446
commit d15b84590a
10 changed files with 32 additions and 93 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
net/mac80211/agg-rx.c
View File

@ -167,12 +167,8 @@ static void ieee80211_send_addba_resp(struct ieee80211_sub_if_data *sdata, u8 *d
u16 capab;
skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer "
"for addba resp frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
@ -279,14 +275,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
/* prepare A-MPDU MLME for Rx aggregation */
tid_agg_rx = kmalloc(sizeof(struct tid_ampdu_rx), GFP_KERNEL);
if (!tid_agg_rx) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_ERR "allocate rx mlme to tid %d failed\n",
tid);
#endif
if (!tid_agg_rx)
goto end;
}
spin_lock_init(&tid_agg_rx->reorder_lock);
@ -306,11 +296,6 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
tid_agg_rx->reorder_time =
kcalloc(buf_size, sizeof(unsigned long), GFP_KERNEL);
if (!tid_agg_rx->reorder_buf || !tid_agg_rx->reorder_time) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_ERR "can not allocate reordering buffer "
"to tid %d\n", tid);
#endif
kfree(tid_agg_rx->reorder_buf);
kfree(tid_agg_rx->reorder_time);
kfree(tid_agg_rx);

35
net/mac80211/agg-tx.c
View File

@ -68,11 +68,9 @@ static void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata,
skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);
if (!skb) {
printk(KERN_ERR "%s: failed to allocate buffer "
"for addba request frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
memset(mgmt, 0, 24);
@ -114,11 +112,9 @@ void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u1
u16 bar_control = 0;
skb = dev_alloc_skb(sizeof(*bar) + local->hw.extra_tx_headroom);
if (!skb) {
printk(KERN_ERR "%s: failed to allocate buffer for "
"bar frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
bar = (struct ieee80211_bar *)skb_put(skb, sizeof(*bar));
memset(bar, 0, sizeof(*bar));
@ -413,11 +409,6 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
/* prepare A-MPDU MLME for Tx aggregation */
tid_tx = kzalloc(sizeof(struct tid_ampdu_tx), GFP_ATOMIC);
if (!tid_tx) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_ERR "allocate tx mlme to tid %d failed\n",
tid);
#endif
ret = -ENOMEM;
goto err_unlock_sta;
}
@ -574,14 +565,9 @@ void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
struct ieee80211_ra_tid *ra_tid;
struct sk_buff *skb = dev_alloc_skb(0);
if (unlikely(!skb)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_WARNING "%s: Not enough memory, "
"dropping start BA session", sdata->name);
#endif
if (unlikely(!skb))
return;
}
ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
memcpy(&ra_tid->ra, ra, ETH_ALEN);
ra_tid->tid = tid;
@ -727,14 +713,9 @@ void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
struct ieee80211_ra_tid *ra_tid;
struct sk_buff *skb = dev_alloc_skb(0);
if (unlikely(!skb)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_WARNING "%s: Not enough memory, "
"dropping stop BA session", sdata->name);
#endif
if (unlikely(!skb))
return;
}
ra_tid = (struct ieee80211_ra_tid *) &skb->cb;
memcpy(&ra_tid->ra, ra, ETH_ALEN);
ra_tid->tid = tid;

3
net/mac80211/debugfs.c
View File

@ -297,6 +297,9 @@ static ssize_t hwflags_read(struct file *file, char __user *user_buf,
char *buf = kzalloc(mxln, GFP_KERNEL);
int sf = 0; /* how many written so far */
if (!buf)
return 0;
sf += snprintf(buf, mxln - sf, "0x%x\n", local->hw.flags);
if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL)
sf += snprintf(buf + sf, mxln - sf, "HAS_RATE_CONTROL\n");

6
net/mac80211/ht.c
View File

@ -186,12 +186,8 @@ void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
u16 params;
skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);
if (!skb) {
printk(KERN_ERR "%s: failed to allocate buffer "
"for delba frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);

5
net/mac80211/mesh.c
View File

@ -200,10 +200,9 @@ int mesh_rmc_check(u8 *sa, struct ieee80211s_hdr *mesh_hdr,
}
p = kmem_cache_alloc(rm_cache, GFP_ATOMIC);
if (!p) {
printk(KERN_DEBUG "o11s: could not allocate RMC entry\n");
if (!p)
return 0;
}
p->seqnum = seqnum;
p->exp_time = jiffies + RMC_TIMEOUT;
memcpy(p->sa, sa, ETH_ALEN);

17
net/mac80211/mlme.c
View File

@ -271,11 +271,9 @@ static void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata,
struct ieee80211_mgmt *mgmt;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*mgmt));
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for "
"deauth/disassoc frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
@ -354,11 +352,9 @@ static void ieee80211_send_4addr_nullfunc(struct ieee80211_local *local,
return;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + 30);
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for 4addr "
"nullfunc frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
nullfunc = (struct ieee80211_hdr *) skb_put(skb, 30);
@ -2441,11 +2437,8 @@ static int ieee80211_pre_assoc(struct ieee80211_sub_if_data *sdata,
int err;
sta = sta_info_alloc(sdata, bssid, GFP_KERNEL);
if (!sta) {
printk(KERN_DEBUG "%s: failed to alloc STA entry for"
" the AP\n", sdata->name);
if (!sta)
return -ENOMEM;
}
sta->dummy = true;

6
net/mac80211/spectmgmt.c
View File

@ -32,12 +32,8 @@ static void ieee80211_send_refuse_measurement_request(struct ieee80211_sub_if_da
skb = dev_alloc_skb(sizeof(*msr_report) + local->hw.extra_tx_headroom +
sizeof(struct ieee80211_msrment_ie));
if (!skb) {
printk(KERN_ERR "%s: failed to allocate buffer for "
"measurement report frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
msr_report = (struct ieee80211_mgmt *)skb_put(skb, 24);

17
net/mac80211/tx.c
View File

@ -2365,11 +2365,9 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw,
local = sdata->local;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*pspoll));
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for "
"pspoll template\n", sdata->name);
if (!skb)
return NULL;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
pspoll = (struct ieee80211_pspoll *) skb_put(skb, sizeof(*pspoll));
@ -2405,11 +2403,9 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw,
local = sdata->local;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*nullfunc));
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for nullfunc "
"template\n", sdata->name);
if (!skb)
return NULL;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
nullfunc = (struct ieee80211_hdr_3addr *) skb_put(skb,
@ -2444,11 +2440,8 @@ struct sk_buff *ieee80211_probereq_get(struct ieee80211_hw *hw,
skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*hdr) +
ie_ssid_len + ie_len);
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for probe "
"request template\n", sdata->name);
if (!skb)
return NULL;
}
skb_reserve(skb, local->hw.extra_tx_headroom);

11
net/mac80211/util.c
View File

@ -707,11 +707,9 @@ void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
skb = dev_alloc_skb(local->hw.extra_tx_headroom +
sizeof(*mgmt) + 6 + extra_len);
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for auth "
"frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24 + 6);
@ -864,11 +862,8 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
/* FIXME: come up with a proper value */
buf = kmalloc(200 + ie_len, GFP_KERNEL);
if (!buf) {
printk(KERN_DEBUG "%s: failed to allocate temporary IE "
"buffer\n", sdata->name);
if (!buf)
return NULL;
}
/*
* Do not send DS Channel parameter for directed probe requests

6
net/mac80211/work.c
View File

@ -229,11 +229,9 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
wk->ie_len + /* extra IEs */
9, /* WMM */
GFP_KERNEL);
if (!skb) {
printk(KERN_DEBUG "%s: failed to allocate buffer for assoc "
"frame\n", sdata->name);
if (!skb)
return;
}
skb_reserve(skb, local->hw.extra_tx_headroom);
capab = WLAN_CAPABILITY_ESS;