| Message ID | 20240905165140.3105140-13-idosch@nvidia.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 8b6d13cc8b3855862af583fed83d60b1df6f9ba2 |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | Unmask upper DSCP bits - part 4 (last) | expand |
On Thu, Sep 05, 2024 at 07:51:40PM +0300, Ido Schimmel wrote: > Unmask the upper DSCP bits when calling ip_route_output_key() so that in > the future it could perform the FIB lookup according to the full DSCP > value. Reviewed-by: Guillaume Nault <gnault@redhat.com>
On Thu, Sep 5, 2024 at 12:54 PM Ido Schimmel <idosch@nvidia.com> wrote: > > Unmask the upper DSCP bits when calling ip_route_output_key() so that in > the future it could perform the FIB lookup according to the full DSCP > value. > > Note that the 'tos' variable holds the full DS field. > > Signed-off-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: Xin Long <lucien.xin@gmail.com>
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index 5a7436a13b74..39ca5403d4d7 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -44,6 +44,7 @@ #include <net/inet_common.h> #include <net/inet_ecn.h> #include <net/udp_tunnel.h> +#include <net/inet_dscp.h> #define MAX_SCTP_PORT_HASH_ENTRIES (64 * 1024) @@ -435,7 +436,7 @@ static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr, fl4->fl4_dport = daddr->v4.sin_port; fl4->flowi4_proto = IPPROTO_SCTP; if (asoc) { - fl4->flowi4_tos = RT_TOS(tos); + fl4->flowi4_tos = tos & INET_DSCP_MASK; fl4->flowi4_scope = ip_sock_rt_scope(asoc->base.sk); fl4->flowi4_oif = asoc->base.sk->sk_bound_dev_if; fl4->fl4_sport = htons(asoc->base.bind_addr.port);
Unmask the upper DSCP bits when calling ip_route_output_key() so that in the future it could perform the FIB lookup according to the full DSCP value. Note that the 'tos' variable holds the full DS field. Signed-off-by: Ido Schimmel <idosch@nvidia.com> --- net/sctp/protocol.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)