unsigned long time_diff = (jiffies - priv->last_qual)/HZ; 
unsigned long time_diff = (jiffies - priv->last_qual) / HZ; 
static void atmel_smooth_qual(struct atmel_private *priv){	unsigned long time_diff = (jiffies - priv->last_qual)/HZ;	while (time_diff--) {		priv->last_qual += HZ;		priv->wstats.qual.qual = priv->wstats.qual.qual/2;		priv->wstats.qual.qual += 			priv->beacons_this_sec * priv->beacon_period * (priv->wstats.qual.level + 100) / 4000;		priv->beacons_this_sec = 0;	}	priv->wstats.qual.updated |= IW_QUAL_QUAL_UPDATED;	priv->wstats.qual.updated &= ~IW_QUAL_QUAL_INVALID;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/4d791aadf63c9d605bc9a4144e79d5756fc29fb3/atmel.c/clean/drivers/net/wireless/atmel.c