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authorStephen Hemminger <shemminger@linux-foundation.org>2007-05-31 01:21:39 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-05-31 01:23:39 -0700
commit9a834b87c5544c347fd788cd9d4eb276402ab54a (patch)
treee49bf3bc1e406aaa662b0c1dc967c72030efc283 /net/bridge
parent071f7722686151817855195654f16a0b65d9473c (diff)
[BRIDGE]: Round off STP perodic timers.
Peroidic STP timers don't have to be exact. The hold timer runs at 1HZ, and the hello timer normally runs at 2HZ; save power by aligning it them to next second. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br_stp.c3
-rw-r--r--net/bridge/br_stp_timer.c2
2 files changed, 3 insertions, 2 deletions
diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index 0e035d6162c..e38034aa56f 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -178,7 +178,8 @@ void br_transmit_config(struct net_bridge_port *p)
br_send_config_bpdu(p, &bpdu);
p->topology_change_ack = 0;
p->config_pending = 0;
- mod_timer(&p->hold_timer, jiffies + BR_HOLD_TIME);
+ mod_timer(&p->hold_timer,
+ round_jiffies(jiffies + BR_HOLD_TIME));
}
}
diff --git a/net/bridge/br_stp_timer.c b/net/bridge/br_stp_timer.c
index 24e0ca4a313..77f5255e691 100644
--- a/net/bridge/br_stp_timer.c
+++ b/net/bridge/br_stp_timer.c
@@ -42,7 +42,7 @@ static void br_hello_timer_expired(unsigned long arg)
if (br->dev->flags & IFF_UP) {
br_config_bpdu_generation(br);
- mod_timer(&br->hello_timer, jiffies + br->hello_time);
+ mod_timer(&br->hello_timer, round_jiffies(jiffies + br->hello_time));
}
spin_unlock(&br->lock);
}