diff options
| author | Santosh Shilimkar <santosh.shilimkar@oracle.com> | 2018-10-13 21:36:49 +0800 |
|---|---|---|
| committer | Santosh Shilimkar <santosh.shilimkar@oracle.com> | 2019-02-04 14:59:13 -0800 |
| commit | 56dc8bce9f761cf61258e25d96dec4072273d8db (patch) | |
| tree | 99e56197db9d11e8aa3b02d8e354cbadf9843410 /net/rds/tcp.c | |
| parent | 3eb450367d0823226515ee24712ed08eccb33eb9 (diff) | |
| download | linux-56dc8bce9f761cf61258e25d96dec4072273d8db.tar.gz linux-56dc8bce9f761cf61258e25d96dec4072273d8db.tar.bz2 linux-56dc8bce9f761cf61258e25d96dec4072273d8db.zip | |
rds: add transport specific tos_map hook
RDMA transport maps user tos to underline virtual lanes(VL)
for IB or DSCP values. RDMA CM transport abstract thats for
RDS. TCP transport makes use of default priority 0 and maps
all user tos values to it.
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/tcp.c')
| -rw-r--r-- | net/rds/tcp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/rds/tcp.c b/net/rds/tcp.c index eb6851952cbf..fd2694174607 100644 --- a/net/rds/tcp.c +++ b/net/rds/tcp.c @@ -453,6 +453,12 @@ static void rds_tcp_destroy_conns(void) static void rds_tcp_exit(void); +static u8 rds_tcp_get_tos_map(u8 tos) +{ + /* all user tos mapped to default 0 for TCP transport */ + return 0; +} + struct rds_transport rds_tcp_transport = { .laddr_check = rds_tcp_laddr_check, .xmit_path_prepare = rds_tcp_xmit_path_prepare, @@ -467,6 +473,7 @@ struct rds_transport rds_tcp_transport = { .inc_free = rds_tcp_inc_free, .stats_info_copy = rds_tcp_stats_info_copy, .exit = rds_tcp_exit, + .get_tos_map = rds_tcp_get_tos_map, .t_owner = THIS_MODULE, .t_name = "tcp", .t_type = RDS_TRANS_TCP, |