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authorPedersen, Thomas <twp@qca.qualcomm.com>2016-09-28 23:56:31 (GMT)
committerJohannes Berg <johannes.berg@intel.com>2016-09-30 11:47:00 (GMT)
commit3a53731df7e2a6e238274d13aa8d4826f78030f9 (patch)
tree168abbc0ee7cf2b62be1aea7ae93f42b31f906dc /net/mac80211
parent354d381baf1126c45d03b5c0d87d22caf938b86b (diff)
downloadlinux-3a53731df7e2a6e238274d13aa8d4826f78030f9.tar.xz
mac80211: mesh: decrease max drift
The old value was 30ms, which means mesh sync will treat any value below as merely TSF drift. This isn't really reasonable (typical drift is < 10us/s) since people probably want to adjust TSF in smaller increments (for ie. beacon collision avoidance) without mesh sync fighting back. Change max drift adjustment to 0.8ms, so manual TSF adjustments can be made in 1ms increments, with some margin. Signed-off-by: Thomas Pedersen <twp@qca.qualcomm.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/mesh_sync.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/mesh_sync.c b/net/mac80211/mesh_sync.c
index 22ca43c..faca22c 100644
--- a/net/mac80211/mesh_sync.c
+++ b/net/mac80211/mesh_sync.c
@@ -28,7 +28,7 @@
* could be, for instance, in case a neighbor is restarted and its TSF counter
* reset.
*/
-#define TOFFSET_MAXIMUM_ADJUSTMENT 30000 /* 30 ms */
+#define TOFFSET_MAXIMUM_ADJUSTMENT 800 /* 0.8 ms */
struct sync_method {
u8 method;