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| author | Mohammed Shafi Shajakhan <mshajakhan@atheros.com> | 2011-04-08 21:24:24 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-04-12 16:58:47 -0400 |
| commit | ebe27c91af8b7f4810ae906fbd3eeb2d87850026 (patch) | |
| tree | eff1fe0dbb8ecb4b116d8f96c6beb3eda1c52c7a /net/mac80211/debugfs_sta.c | |
| parent | f60c49b67dd6db2ccb740a6a671414f9dab00c4f (diff) | |
| download | olio-linux-3.10-ebe27c91af8b7f4810ae906fbd3eeb2d87850026.tar.xz olio-linux-3.10-ebe27c91af8b7f4810ae906fbd3eeb2d87850026.zip | |
{mac|nl}80211: Add station connected time
Add station connected time in debugfs. This will be helpful to get a
measure of stability of the connection and for debugging stress issues
Cc: Senthilkumar Balasubramanian <Senthilkumar.Balasubramanian@Atheros.com>
Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/debugfs_sta.c')
| -rw-r--r-- | net/mac80211/debugfs_sta.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index c04a1396cf8..c008232731e 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -92,6 +92,31 @@ static ssize_t sta_inactive_ms_read(struct file *file, char __user *userbuf, } STA_OPS(inactive_ms); + +static ssize_t sta_connected_time_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + struct sta_info *sta = file->private_data; + struct timespec uptime; + struct tm result; + long connected_time_secs; + char buf[100]; + int res; + do_posix_clock_monotonic_gettime(&uptime); + connected_time_secs = uptime.tv_sec - sta->last_connected; + time_to_tm(connected_time_secs, 0, &result); + result.tm_year -= 70; + result.tm_mday -= 1; + res = scnprintf(buf, sizeof(buf), + "years - %d\nmonths - %d\ndays - %d\nclock - %d:%d:%d\n\n", + result.tm_year, result.tm_mon, result.tm_mday, + result.tm_hour, result.tm_min, result.tm_sec); + return simple_read_from_buffer(userbuf, count, ppos, buf, res); +} +STA_OPS(connected_time); + + + static ssize_t sta_last_seq_ctrl_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) { @@ -324,6 +349,7 @@ void ieee80211_sta_debugfs_add(struct sta_info *sta) DEBUGFS_ADD(flags); DEBUGFS_ADD(num_ps_buf_frames); DEBUGFS_ADD(inactive_ms); + DEBUGFS_ADD(connected_time); DEBUGFS_ADD(last_seq_ctrl); DEBUGFS_ADD(agg_status); DEBUGFS_ADD(dev); |