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authorDave Airlie <airlied@redhat.com>2018-07-04 10:27:12 +1000
committerDave Airlie <airlied@redhat.com>2018-07-04 10:27:12 +1000
commitf29135ee4e0d4e01911ed569f731bfdb841cea6d (patch)
treee72d49a2f677dd069c3a673522cf785548148f71 /kernel/bpf/devmap.c
parenteab976693153b9854bfa83d131374748f6ca4280 (diff)
parent021c91791a5e7e85c567452f1be3e4c2c6cb6063 (diff)
downloadcachepc-linux-f29135ee4e0d4e01911ed569f731bfdb841cea6d.tar.gz
cachepc-linux-f29135ee4e0d4e01911ed569f731bfdb841cea6d.zip
Merge v4.18-rc3 into drm-next
Two requests have come in for a backmerge, and I've got some pull reqs on rc2, so this just makes sense. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'kernel/bpf/devmap.c')
-rw-r--r--kernel/bpf/devmap.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/kernel/bpf/devmap.c b/kernel/bpf/devmap.c
index a7cc7b3494a9..642c97f6d1b8 100644
--- a/kernel/bpf/devmap.c
+++ b/kernel/bpf/devmap.c
@@ -345,6 +345,20 @@ int dev_map_enqueue(struct bpf_dtab_netdev *dst, struct xdp_buff *xdp,
return bq_enqueue(dst, xdpf, dev_rx);
}
+int dev_map_generic_redirect(struct bpf_dtab_netdev *dst, struct sk_buff *skb,
+ struct bpf_prog *xdp_prog)
+{
+ int err;
+
+ err = __xdp_generic_ok_fwd_dev(skb, dst->dev);
+ if (unlikely(err))
+ return err;
+ skb->dev = dst->dev;
+ generic_xdp_tx(skb, xdp_prog);
+
+ return 0;
+}
+
static void *dev_map_lookup_elem(struct bpf_map *map, void *key)
{
struct bpf_dtab_netdev *obj = __dev_map_lookup_elem(map, *(u32 *)key);