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This patch adds getsockopt support for PACKET_COPY_THRESH. Signed-off-by: Juntong Deng --- net/packet/af_packet.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 0db31ca4982d..65042edd1a97 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -4090,6 +4090,9 @@ static int packet_getsockopt(struct socket *sock, int level, int optname, case PACKET_VNET_HDR_SZ: val = READ_ONCE(po->vnet_hdr_sz); break; + case PACKET_COPY_THRESH: + val = pkt_sk(sk)->copy_thresh; + break; case PACKET_VERSION: val = po->tp_version; break; -- 2.39.2