Allow specification of common Ethernet MTUs.
---
include/rdma/ib_addr.h | 6 +++++-
include/rdma/ib_verbs.h | 8 ++++++--
2 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
index 9996539..1f6fbbc 100644
--- a/include/rdma/ib_addr.h
+++ b/include/rdma/ib_addr.h
@@ -200,10 +200,14 @@ static inline enum ib_mtu iboe_get_mtu(int mtu)
*/
mtu = mtu - IB_GRH_BYTES - IB_BTH_BYTES - 28;
- if (mtu >= ib_mtu_enum_to_int(IB_MTU_4096))
+ if (mtu >= ib_mtu_enum_to_int(IB_MTU_9000))
+ return IB_MTU_9000;
+ else if (mtu >= ib_mtu_enum_to_int(IB_MTU_4096))
return IB_MTU_4096;
else if (mtu >= ib_mtu_enum_to_int(IB_MTU_2048))
return IB_MTU_2048;
+ else if (mtu >= ib_mtu_enum_to_int(IB_MTU_1500))
+ return IB_MTU_1500;
else if (mtu >= ib_mtu_enum_to_int(IB_MTU_1024))
return IB_MTU_1024;
else if (mtu >= ib_mtu_enum_to_int(IB_MTU_512))
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 8a66758..4670f6f 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -174,8 +174,10 @@ enum ib_mtu {
IB_MTU_256 = 1,
IB_MTU_512 = 2,
IB_MTU_1024 = 3,
- IB_MTU_2048 = 4,
- IB_MTU_4096 = 5
+ IB_MTU_1500 = 4,
+ IB_MTU_2048 = 5,
+ IB_MTU_4096 = 6,
+ IB_MTU_9000 = 7
};
static inline int ib_mtu_enum_to_int(enum ib_mtu mtu)
@@ -184,8 +186,10 @@ static inline int ib_mtu_enum_to_int(enum ib_mtu mtu)
case IB_MTU_256: return 256;
case IB_MTU_512: return 512;
case IB_MTU_1024: return 1024;
+ case IB_MTU_1500: return 1500;
case IB_MTU_2048: return 2048;
case IB_MTU_4096: return 4096;
+ case IB_MTU_9000: return 9000;
default: return -1;
}
}
--
1.8.1.1
--
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