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| author | Santosh Shilimkar <santosh.shilimkar@oracle.com> | 2018-10-13 14:34:42 +0200 |
|---|---|---|
| committer | Santosh Shilimkar <santosh.shilimkar@oracle.com> | 2019-02-04 23:59:11 +0100 |
| commit | cdc306a5c9cd3607db5d018c6320cdd923c04373 (patch) | |
| tree | 6ec169ca5d13274468cdf13c17265a06ebe44cf3 /net/rds/rds.h | |
| parent | socket: fix for Add SO_TIMESTAMP[NS]_NEW (diff) | |
| download | linux-cdc306a5c9cd3607db5d018c6320cdd923c04373.tar.xz linux-cdc306a5c9cd3607db5d018c6320cdd923c04373.zip | |
rds: make v3.1 as compat version
Mark RDSv3.1 as compat version and add v4.1 version macro's.
Subsequent patches enable TOS(Type of Service) feature which is
tied with v4.1 for RDMA transport.
Reviewed-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
[yanjun.zhu@oracle.com: Adapted original patch with ipv6 changes]
Signed-off-by: Zhu Yanjun <yanjun.zhu@oracle.com>
Diffstat (limited to 'net/rds/rds.h')
| -rw-r--r-- | net/rds/rds.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/rds/rds.h b/net/rds/rds.h index 4ffe100ff5e6..660023f08553 100644 --- a/net/rds/rds.h +++ b/net/rds/rds.h @@ -19,10 +19,13 @@ */ #define RDS_PROTOCOL_3_0 0x0300 #define RDS_PROTOCOL_3_1 0x0301 +#define RDS_PROTOCOL_4_0 0x0400 +#define RDS_PROTOCOL_4_1 0x0401 #define RDS_PROTOCOL_VERSION RDS_PROTOCOL_3_1 #define RDS_PROTOCOL_MAJOR(v) ((v) >> 8) #define RDS_PROTOCOL_MINOR(v) ((v) & 255) #define RDS_PROTOCOL(maj, min) (((maj) << 8) | min) +#define RDS_PROTOCOL_COMPAT_VERSION RDS_PROTOCOL_3_1 /* The following ports, 16385, 18634, 18635, are registered with IANA as * the ports to be used for RDS over TCP and UDP. Currently, only RDS over @@ -151,6 +154,7 @@ struct rds_connection { struct rds_cong_map *c_fcong; /* Protocol version */ + unsigned int c_proposed_version; unsigned int c_version; possible_net_t c_net; |