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authorJoakim Tjernlund <joakim.tjernlund@transmode.se>2012-03-01 08:12:18 +0000
committerDavid S. Miller <davem@davemloft.net>2012-03-04 21:57:39 -0500
commitaaca735f4f188641c4786af8f20ed39fcce3809c (patch)
treed00d17d74a3eb0b657e0af774bfbcfd156972181 /net/bridge/br_stp.c
parentc0638c247f559e1a16ee79e54df14bca2cb679ea (diff)
downloadop-kernel-dev-aaca735f4f188641c4786af8f20ed39fcce3809c.zip
op-kernel-dev-aaca735f4f188641c4786af8f20ed39fcce3809c.tar.gz
bridge: Adjust min age inc for HZ > 256
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@transmode.se> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_stp.c')
-rw-r--r--net/bridge/br_stp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index dd147d7..c9ef3db 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",
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