@@ -34,7 +34,7 @@ struct bgscan_learn_data {
int signal_threshold;
int short_interval; /* use if signal < threshold */
int long_interval; /* use if signal > threshold */
- struct os_time last_bgscan;
+ struct os_reltime last_bgscan;
char *fname;
struct dl_list bss;
int *supp_freqs;
@@ -311,7 +311,7 @@ static void bgscan_learn_timeout(void *eloop_ctx, void *timeout_ctx)
eloop_register_timeout(data->scan_interval, 0,
bgscan_learn_timeout, data, NULL);
} else
- os_get_time(&data->last_bgscan);
+ os_get_reltime(&data->last_bgscan);
os_free(freqs);
}
@@ -428,7 +428,7 @@ static void * bgscan_learn_init(struct wpa_supplicant *wpa_s,
* us skip an immediate new scan in cases where the current signal
* level is below the bgscan threshold.
*/
- os_get_time(&data->last_bgscan);
+ os_get_reltime(&data->last_bgscan);
return data;
}
@@ -555,7 +555,7 @@ static void bgscan_learn_notify_signal_change(void *priv, int above,
{
struct bgscan_learn_data *data = priv;
int scan = 0;
- struct os_time now;
+ struct os_reltime now;
if (data->short_interval == data->long_interval ||
data->signal_threshold == 0)
@@ -569,7 +569,7 @@ static void bgscan_learn_notify_signal_change(void *priv, int above,
wpa_printf(MSG_DEBUG, "bgscan learn: Start using short bgscan "
"interval");
data->scan_interval = data->short_interval;
- os_get_time(&now);
+ os_get_reltime(&now);
if (now.sec > data->last_bgscan.sec + 1)
scan = 1;
} else if (data->scan_interval == data->short_interval && above) {
@@ -584,7 +584,7 @@ static void bgscan_learn_notify_signal_change(void *priv, int above,
* Signal dropped further 4 dB. Request a new scan if we have
* not yet scanned in a while.
*/
- os_get_time(&now);
+ os_get_reltime(&now);
if (now.sec > data->last_bgscan.sec + 10)
scan = 1;
}
@@ -26,7 +26,7 @@ struct bgscan_simple_data {
int max_short_scans; /* maximum times we short-scan before back-off */
int short_interval; /* use if signal < threshold */
int long_interval; /* use if signal > threshold */
- struct os_time last_bgscan;
+ struct os_reltime last_bgscan;
};
@@ -75,7 +75,7 @@ static void bgscan_simple_timeout(void *eloop_ctx, void *timeout_ctx)
*/
data->short_scan_count--;
}
- os_get_time(&data->last_bgscan);
+ os_get_reltime(&data->last_bgscan);
}
}
@@ -159,7 +159,7 @@ static void * bgscan_simple_init(struct wpa_supplicant *wpa_s,
* us skip an immediate new scan in cases where the current signal
* level is below the bgscan threshold.
*/
- os_get_time(&data->last_bgscan);
+ os_get_reltime(&data->last_bgscan);
return data;
}
@@ -211,7 +211,7 @@ static void bgscan_simple_notify_signal_change(void *priv, int above,
{
struct bgscan_simple_data *data = priv;
int scan = 0;
- struct os_time now;
+ struct os_reltime now;
if (data->short_interval == data->long_interval ||
data->signal_threshold == 0)
@@ -225,7 +225,7 @@ static void bgscan_simple_notify_signal_change(void *priv, int above,
wpa_printf(MSG_DEBUG, "bgscan simple: Start using short "
"bgscan interval");
data->scan_interval = data->short_interval;
- os_get_time(&now);
+ os_get_reltime(&now);
if (now.sec > data->last_bgscan.sec + 1 &&
data->short_scan_count <= data->max_short_scans)
/*
@@ -259,7 +259,7 @@ static void bgscan_simple_notify_signal_change(void *priv, int above,
* Signal dropped further 4 dB. Request a new scan if we have
* not yet scanned in a while.
*/
- os_get_time(&now);
+ os_get_reltime(&now);
if (now.sec > data->last_bgscan.sec + 10)
scan = 1;
}
From: Johannes Berg <johannes.berg@intel.com> The bgscan simple and learn algorithms should run regardless of wall clock time jumps, so make them use monotonic time. Signed-hostap: Johannes Berg <johannes.berg@intel.com> --- wpa_supplicant/bgscan_learn.c | 12 ++++++------ wpa_supplicant/bgscan_simple.c | 12 ++++++------ 2 files changed, 12 insertions(+), 12 deletions(-)