[Bridge] [PATCH 1/2] bridge: Adjust min age inc for HZ > 256
Joakim Tjernlund
Joakim.Tjernlund at transmode.se
Tue Feb 28 18:37:10 UTC 2012
min age increment needs to round up its min age tick for all
HZ values to guarantee message age is increasing.
Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund at transmode.se>
---
net/bridge/br_stp.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index a04eeb6..9a8aebd 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -17,9 +17,9 @@
#include "br_private_stp.h"
/* since time values in bpdu are in jiffies and then scaled (1/256)
- * before sending, make sure that is at least one.
+ * before sending, make sure that is at least one STP tick.
*/
-#define MESSAGE_AGE_INCR ((HZ < 256) ? 1 : (HZ/256))
+#define MESSAGE_AGE_INCR ((HZ / 256) + 1)
static const char *const br_port_state_names[] = {
[BR_STATE_DISABLED] = "disabled",
--
1.7.3.4
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