enqueue_to_backlog_drops.stp

# @ton31337
# This counter 'dropped' should not be used with device driver. Do not confuse with rx_dropped
# in sk_buff. This is struct softnet_stat. 
# cat /proc/net/softnet_stat (2nd column - netdev_max_backlog drops)

probe begin
{
        ansi_clear_screen();
        printf("Probing...Type CTRL+C to stop probing.\n");
}

# dev.c:2997
# __get_cpu_var(netdev_rx_stat).dropped++;
probe kernel.statement("enqueue_to_backlog@net/core/dev.c:2997")
{
        printf("#### %s (%s) ####\n", ctime(gettimeofday_s()), ppfunc());
        print_backtrace();
}