[PATCH net-next v1 1/3] vxlan: Expose helper vxlan_build_gbp_hdr

From: Gavin Li
Date: Tue Feb 14 2023 - 08:44:48 EST


vxlan_build_gbp_hdr will be used by other modules to build gbp option in
vxlan header according to gbp flags.

Change-Id: I10d8dd31d6048e1fcd08cd76ee3bcd3029053552
Signed-off-by: Gavin Li <gavinl@xxxxxxxxxx>
Reviewed-by: Roi Dayan <roid@xxxxxxxxxx>
Reviewed-by: Maor Dickman <maord@xxxxxxxxxx>
Acked-by: Saeed Mahameed <saeedm@xxxxxxxxxx>
---
drivers/net/vxlan/vxlan_core.c | 20 --------------------
include/net/vxlan.h | 20 ++++++++++++++++++++
2 files changed, 20 insertions(+), 20 deletions(-)

diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index b1b179effe2a..bd44467a5a39 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -2140,26 +2140,6 @@ static bool route_shortcircuit(struct net_device *dev, struct sk_buff *skb)
return false;
}

-static void vxlan_build_gbp_hdr(struct vxlanhdr *vxh, u32 vxflags,
- struct vxlan_metadata *md)
-{
- struct vxlanhdr_gbp *gbp;
-
- if (!md->gbp)
- return;
-
- gbp = (struct vxlanhdr_gbp *)vxh;
- vxh->vx_flags |= VXLAN_HF_GBP;
-
- if (md->gbp & VXLAN_GBP_DONT_LEARN)
- gbp->dont_learn = 1;
-
- if (md->gbp & VXLAN_GBP_POLICY_APPLIED)
- gbp->policy_applied = 1;
-
- gbp->policy_id = htons(md->gbp & VXLAN_GBP_ID_MASK);
-}
-
static int vxlan_build_gpe_hdr(struct vxlanhdr *vxh, u32 vxflags,
__be16 protocol)
{
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index bca5b01af247..08bc762a7e94 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -566,4 +566,24 @@ static inline bool vxlan_fdb_nh_path_select(struct nexthop *nh,
return true;
}

+static inline void vxlan_build_gbp_hdr(struct vxlanhdr *vxh, u32 vxflags,
+ struct vxlan_metadata *md)
+{
+ struct vxlanhdr_gbp *gbp;
+
+ if (!md->gbp)
+ return;
+
+ gbp = (struct vxlanhdr_gbp *)vxh;
+ vxh->vx_flags |= VXLAN_HF_GBP;
+
+ if (md->gbp & VXLAN_GBP_DONT_LEARN)
+ gbp->dont_learn = 1;
+
+ if (md->gbp & VXLAN_GBP_POLICY_APPLIED)
+ gbp->policy_applied = 1;
+
+ gbp->policy_id = htons(md->gbp & VXLAN_GBP_ID_MASK);
+}
+
#endif
--
2.31.1