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Limit idle polling frequency

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-07-06 18:21:07 +02:00
parent c3bf5267b0
commit d1831ca48a
3 changed files with 12 additions and 1 deletions
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10
grub-core/net/net.c
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@ -768,6 +768,7 @@ receive_packets (struct grub_net_card *card)
if (!nb)
{
grub_print_error ();
card->last_poll = grub_get_time_ms ();
return;
}
@ -775,6 +776,7 @@ receive_packets (struct grub_net_card *card)
if (actual < 0)
{
grub_netbuff_free (nb);
card->last_poll = grub_get_time_ms ();
break;
}
grub_net_recv_ethernet_packet (nb, card);
@ -800,7 +802,13 @@ grub_net_poll_cards_idle_real (void)
{
struct grub_net_card *card;
FOR_NET_CARDS (card)
receive_packets (card);
{
grub_uint64_t ctime = grub_get_time_ms ();
if (ctime < card->last_poll
|| ctime >= card->last_poll + card->idle_poll_delay_ms)
receive_packets (card);
}
}
/* Read from the packets list*/