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authorGhantaKrishnamurthy MohanKrishna <mohan.krishna.ghanta.krishnamurthy@ericsson.com>2018-04-19 12:06:19 +0300
committerDavid S. Miller <davem@davemloft.net>2018-04-20 18:04:05 +0300
commit901271e0403af638c224987c2a4e55cebade7e91 (patch)
treec1d76383cebfd75ca87fb49ef212ee9c90f174e0 /net/tipc/bearer.h
parenta4dfa72d0acd1c99a160e25c099849ae37ad13fd (diff)
downloadlinux-901271e0403af638c224987c2a4e55cebade7e91.tar.xz
tipc: implement configuration of UDP media MTU
In previous commit, we changed the default emulated MTU for UDP bearers to 14k. This commit adds the functionality to set/change the default value by configuring new MTU for UDP media. UDP bearer(s) have to be disabled and enabled back for the new MTU to take effect. Acked-by: Ying Xue <ying.xue@windriver.com> Acked-by: Jon Maloy <jon.maloy@ericsson.com> Signed-off-by: GhantaKrishnamurthy MohanKrishna <mohan.krishna.ghanta.krishnamurthy@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/bearer.h')
-rw-r--r--net/tipc/bearer.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/tipc/bearer.h b/net/tipc/bearer.h
index 6efcee63a381..394290cbbb1d 100644
--- a/net/tipc/bearer.h
+++ b/net/tipc/bearer.h
@@ -94,6 +94,8 @@ struct tipc_bearer;
* @priority: default link (and bearer) priority
* @tolerance: default time (in ms) before declaring link failure
* @window: default window (in packets) before declaring link congestion
+ * @mtu: max packet size bearer can support for media type not dependent on
+ * underlying device MTU
* @type_id: TIPC media identifier
* @hwaddr_len: TIPC media address len
* @name: media name
@@ -118,6 +120,7 @@ struct tipc_media {
u32 priority;
u32 tolerance;
u32 window;
+ u32 mtu;
u32 type_id;
u32 hwaddr_len;
char name[TIPC_MAX_MEDIA_NAME];