Commit 99c81406 authored by John W. Linville's avatar John W. Linville
Browse files

Merge tag 'mac80211-for-john-2014-10-23' of... 

Merge tag 'mac80211-for-john-2014-10-23' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211



Johannes Berg <johannes@sipsolutions.net> says:

"Here are a few fixes for the wireless stack: one fixes the
RTS rate, one for a debugfs file, one to return the correct
channel to userspace, a sanity check for a userspace value
and the remaining two are just documentation fixes."

Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parents fad1dbc8 11b2357d

net/mac80211/cfg.c

+1 −1
Original line number Diff line number Diff line
@@ -3458,7 +3458,7 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy, 
	rcu_read_lock();

	chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);

	if (chanctx_conf) {

		*chandef = chanctx_conf->def;

		*chandef = sdata->vif.bss_conf.chandef;

		ret = 0;

	} else if (local->open_count > 0 &&

		   local->open_count == local->monitors &&

net/mac80211/rate.c

+1 −1
Original line number Diff line number Diff line
@@ -448,7 +448,7 @@ static void rate_fixup_ratelist(struct ieee80211_vif *vif, 
	 */

	if (!(rates[0].flags & IEEE80211_TX_RC_MCS)) {

		u32 basic_rates = vif->bss_conf.basic_rates;

		s8 baserate = basic_rates ? ffs(basic_rates - 1) : 0;

		s8 baserate = basic_rates ? ffs(basic_rates) - 1 : 0;



		rate = &sband->bitrates[rates[0].idx];

net/mac80211/rc80211_minstrel_debugfs.c

+7 −5
Original line number Diff line number Diff line
@@ -62,14 +62,14 @@ minstrel_stats_open(struct inode *inode, struct file *file) 
	unsigned int i, tp, prob, eprob;

	char *p;



	ms = kmalloc(sizeof(*ms) + 4096, GFP_KERNEL);

	ms = kmalloc(2048, GFP_KERNEL);

	if (!ms)

		return -ENOMEM;



	file->private_data = ms;

	p = ms->buf;

	p += sprintf(p, "rate      throughput  ewma prob  this prob  "

			"this succ/attempt   success    attempts\n");

	p += sprintf(p, "rate          tpt eprob *prob"

			"  *ok(*cum)        ok(      cum)\n");

	for (i = 0; i < mi->n_rates; i++) {

		struct minstrel_rate *mr = &mi->r[i];

		struct minstrel_rate_stats *mrs = &mi->r[i].stats;
@@ -86,8 +86,8 @@ minstrel_stats_open(struct inode *inode, struct file *file) 
		prob = MINSTREL_TRUNC(mrs->cur_prob * 1000);

		eprob = MINSTREL_TRUNC(mrs->probability * 1000);



		p += sprintf(p, "  %6u.%1u   %6u.%1u   %6u.%1u        "

				"   %3u(%3u)  %8llu    %8llu\n",

		p += sprintf(p, " %4u.%1u %3u.%1u %3u.%1u"

				" %4u(%4u) %9llu(%9llu)\n",

				tp / 10, tp % 10,

				eprob / 10, eprob % 10,

				prob / 10, prob % 10,
@@ -102,6 +102,8 @@ minstrel_stats_open(struct inode *inode, struct file *file) 
			mi->sample_packets);

	ms->len = p - ms->buf;



	WARN_ON(ms->len + sizeof(*ms) > 2048);



	return 0;

}

net/mac80211/rc80211_minstrel_ht_debugfs.c

+8 −5
Original line number Diff line number Diff line
@@ -63,8 +63,8 @@ minstrel_ht_stats_dump(struct minstrel_ht_sta *mi, int i, char *p) 
		prob = MINSTREL_TRUNC(mr->cur_prob * 1000);

		eprob = MINSTREL_TRUNC(mr->probability * 1000);



		p += sprintf(p, "      %6u.%1u   %6u.%1u    %6u.%1u    "

				"%3u            %3u(%3u)  %8llu    %8llu\n",

		p += sprintf(p, " %4u.%1u %3u.%1u %3u.%1u "

				"%3u %4u(%4u) %9llu(%9llu)\n",

				tp / 10, tp % 10,

				eprob / 10, eprob % 10,

				prob / 10, prob % 10,
@@ -96,14 +96,15 @@ minstrel_ht_stats_open(struct inode *inode, struct file *file) 
		return ret;

	}



	ms = kmalloc(sizeof(*ms) + 8192, GFP_KERNEL);

	ms = kmalloc(8192, GFP_KERNEL);

	if (!ms)

		return -ENOMEM;



	file->private_data = ms;

	p = ms->buf;

	p += sprintf(p, "type           rate     throughput  ewma prob   "

		     "this prob  retry   this succ/attempt   success    attempts\n");

	p += sprintf(p, "type           rate     tpt eprob *prob "

			"ret  *ok(*cum)        ok(      cum)\n");





	p = minstrel_ht_stats_dump(mi, max_mcs, p);

	for (i = 0; i < max_mcs; i++)
@@ -118,6 +119,8 @@ minstrel_ht_stats_open(struct inode *inode, struct file *file) 
		MINSTREL_TRUNC(mi->avg_ampdu_len * 10) % 10);

	ms->len = p - ms->buf;



	WARN_ON(ms->len + sizeof(*ms) > 8192);



	return nonseekable_open(inode, file);

}

net/mac80211/sta_info.h

+1 −0
Original line number Diff line number Diff line
@@ -336,6 +336,7 @@ struct ieee80211_tx_latency_stat { 
 * @known_smps_mode: the smps_mode the client thinks we are in. Relevant for

 *	AP only.

 * @cipher_scheme: optional cipher scheme for this station

 * @last_tdls_pkt_time: holds the time in jiffies of last TDLS pkt ACKed

 */

struct sta_info {

	/* General information, mostly static */

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